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MC45 Hardware Interface Description

P R E L I M I N A R Y

MC45_HD_01_V00.02a

Page 19 of 90

12.08.2002

Feature

Implementation

SIM interface

·

Supported SIM card: 3V

·

External SIM card reader has to be connected via interface connector
(note that card reader is not part of MC45)

External antenna

Connected via 50 Ohm antenna connector or antenna pad

Audio interfaces

Two analog audio interfaces, one digital audio interface (DAI)

Speech codec

·

Half Rate (ETS 06.20)

·

Full Rate (ETS 06.10)

·

Enhanced Full Rate (ETS 06.50 / 06.60 / 06.80)

Two serial interfaces:
RS-232(0), RS-232(1)

·

2.65V level, bi-directional bus for AT commands and data

·

RS-232(0) – full-featured RS-232 interface. Supports RTS0/CTS0
hardware handshake and software XON/XOFF flow control. Multiplex
ability according to GSM 07.10 Multiplexer Protocol.

·

RS-232(1) - 4-wire RS-232 interface. Supports RTS1/CTS1 hardware
handshake.

·

Baud rate: 300bps ... 230kbps on RS-232(0), RS-232(1)

·

Autobauding: RS-232(0) only: Supported baud rates are 1200, 2400,
4800, 9600, 19200, 38400, 57600, 115200, 230400 bps

Phonebook
management

Supported phonebook types: SM, FD, LD, MC, RC, ON, ME

SIM Application Toolkit Supports SAT class 3, GSM 11.14 Release 98

Real time clock

Implemented

Timer function

Programmable via AT command

Physical characteristics Size: 53

+0.2 x 34 +0.2 x 3.5+0.3 mm

Weight: 10g

Firmware upgrade

Firmware upgradable over serial interface and SIM interface

Evaluation kit

The DSB45 Support Box is an evaluation kit designed to test and type
approve Siemens cellular engines and provide a sample configuration for
application engineering. See Chapter 8 for ordering information.

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Summary of Contents for MC45

Page 1: ...Siemens Cellular Engine Hardware Interface Description Version 00 02 DocID MC45_HD_01_V00 02a ...

Page 2: ...must be designed to be in accordance with the technical specifications provided in these guidelines Failure to comply with any of the required procedures can result in malfunctions or serious discrepancies in results Furthermore all safety instructions regarding the use of mobile technical systems including GSM products which also apply to cellular phones must be followed Handheld applications suc...

Page 3: ...Turn on MC45 33 3 3 1 1 Turn on MC45 using the ignition line IGT Power on 33 3 3 1 2 Timing of the ignition process 34 3 3 1 3 Turn on MC45 using the POWER signal 35 3 3 1 4 Turn on MC45 using the RTC Alarm mode 35 3 3 2 Power saving 36 3 3 2 1 No power saving AT CFUN 1 36 3 3 2 2 NON CYCLIC SLEEP mode AT CFUN 0 36 3 3 2 3 CYCLIC SLEEP mode AT CFUN 5 6 7 and 8 36 3 3 2 4 Timing of the CTS signal i...

Page 4: ...nsions of MC45 66 5 2 Mounting MC45 onto the application platform 69 5 3 Board to board connector 70 5 3 1 Mechanical dimensions of the Hirose DF12 connector 71 5 3 2 Adapter cabling 71 5 4 Antenna design 72 5 4 1 Hirose antenna connector 72 5 4 2 Antenna pad 75 6 Electrical reliability and radio characteristics 76 6 1 Absolute maximum ratings 76 6 2 Operating temperatures 76 6 3 Reliability chara...

Page 5: ... a separate ground for SIM interface 56 Figure 22 SYNC signal during transmit burst 58 Figure 23 LED Circuit Example 59 Figure 24 Incoming voice call 60 Figure 25 Incoming data call 60 Figure 26 Pin assignment top view on MC45 61 Figure 27 MC45 top view 66 Figure 28 Mechanical dimensions of MC45 67 Figure 29 MC45 bottom view 68 Figure 30 Hirose DF12C receptacle on MC45 70 Figure 31 Header Hirose D...

Page 6: ...n of application interface 62 Table 20 Return loss 65 Table 21 Ordering information DF12 series 70 Table 22 Electrical and mechanical characteristics of the Hirose DF12C connector 70 Table 23 Product specifications of U FL R SMT connector 72 Table 24 Material and finish of U FL R SMT connector and recommended plugs 73 Table 25 Ordering information for Hirose U FL Series 75 Table 26 Absolute maximu...

Page 7: ...am 3 2 3 9 25 61 VDD pin recommended for example for LED or level shifter 3 2 1 25 Deleted parameter of CHARGE pin 3 2 3 27 Revised description of trickle and fast charging 3 3 2 36 Revised information on power saving 3 7 2 55 Figure 20 updated Note regarding capacitors C1205 and C1206 added 3 9 61ff Changed numbering of pins Corrected comments on BATT pin VDD pin VDDLP pin Corrected signal parame...

Page 8: ...during transmit burst 6 5 81ff Added notes on AT commands where applicable Table 31 Modified MIC input signal in modes 5 and 6 Table 32 Added Differential load capacitance 1000pF Table 33 Voiceband transmit path Corrected input voltage peak to peak 6 6 86 Updated Table 34 Air Interface 8 89 Added ordering information for VOTRONIC handset ...

Page 9: ...l details and last but not least information on the requirements to be considered for integrating further components 1 1 Related documents 1 MC45 AT Command Set for Version 00 02 2 MC45 GPRS Startup User s Guide in preparation 3 MC45 Remote SAT User s Guide as of Version 00 02 in preparation 4 DSB45 Support Box Evaluation Kit for Siemens Cellular Engines 5 Application Note 16 Upgrading MC45 Firmwa...

Page 10: ...hentication Protocol CPU Central Processing Unit CS Coding Scheme CSD Circuit Switched Data CTS Clear to Send DAC Digital to Analog Converter DAI Digital Audio Interface dBm0 Digital level 3 14dBm0 corresponds to full scale see ITU G 711 A law DCE Data Communication Equipment typically modems e g Siemens GSM engine DCS 1800 Digital Cellular System also referred to as PCN DRX Discontinuous Receptio...

Page 11: ...i Ion Lithium Ion Mbps Mbits per second MMI Man Machine Interface MO Mobile Originated MS Mobile Station GSM engine also referred to as TE MSISDN Mobile Station International ISDN number MT Mobile Terminated NTC Negative Temperature Coefficient PA Power Amplifier PAP Password Authentication Protocol PBCCH Packet Switched Broadcast Control Channel PCB Printed Circuit Board PCL Power Control Level P...

Page 12: ...r e g GSM engine TDMA Time Division Multiple Access TE Terminal Equipment also referred to as DTE Tx Transmit Direction UART Universal asynchronous receiver transmitter URC Unsolicited Result Code USSD Unstructured Supplementary Service Data VSWR Voltage Standing Wave Ratio Phonebook abbreviations FD SIM fixdialling phonebook LD SIM last dialling phonebook list of numbers most recently dialled MC ...

Page 13: ...al cellular telecommunications system Phase 2 Mobile Station MS conformance specification equal GSM 11 10 1 equal 3GPP51 010 1 ETSI EN 301 511 V7 0 1 2000 12 Candidate Harmonized European Standard Telecommunications series Global System for Mobile communications GSM Harmonized standard for mobile stations in the GSM 900 and DCS 1800 bands covering essential requirements under article 3 2 of the R ...

Page 14: ...n manufacturers are advised to submit their product for approval if designed for handheld operation For European and US markets the relevant directives are mentioned below It is the responsibility of the manufacturer of the final product to verify whether or not further standards recommendations of directives are in force outside these areas Products intended for sale on US markets ES 59005 ANSI C...

Page 15: ...ep their hand held mobile away from the pacemaker while it is on Switch off the cellular terminal or mobile before boarding an aircraft Make sure it cannot be switched on inadvertently The operation of wireless appliances in an aircraft is forbidden to prevent interference with communications systems Failure to observe these instructions may lead to the suspension or denial of cellular services to...

Page 16: ...trength Some networks do not allow for emergency calls if certain network services or phone features are in use e g lock functions fixed dialling etc You may need to deactivate those features before you can make an emergency call Some networks require that a valid SIM card be properly inserted in the cellular terminal or mobile Compliance with FCC guidelines Fix mount and mobile devices incorporat...

Page 17: ... MC45 software is residing in a flash memory device An additional SRAM enables MC45 to meet the demanding requirements of GPRS connectivity The physical interface to the cellular application is made through a board to board connector It consists of 50 pins required for controlling the unit transferring data and audio signals and providing power supply lines MC45 comprises two serial RS 232 interfa...

Page 18: ... module when the specified temperature is exceeded DATA GPRS CSD WAP GPRS data downlink transfer max 85 6 kbps see Table 2 GPRS data uplink transfer max 21 4 kbps see Table 2 Coding scheme CS 1 CS 2 CS 3 and CS 4 MC45 supports the two protocols PAP Password Authentication Protocol and CHAP Challenge Handshake Authentication Protocol commonly used for PPP connections Support of Packet Switched Broa...

Page 19: ...nd software XON XOFF flow control Multiplex ability according to GSM 07 10 Multiplexer Protocol RS 232 1 4 wire RS 232 interface Supports RTS1 CTS1 hardware handshake Baud rate 300bps 230kbps on RS 232 0 RS 232 1 Autobauding RS 232 0 only Supported baud rates are 1200 2400 4800 9600 19200 38400 57600 115200 230400 bps Phonebook management Supported phonebook types SM FD LD MC RC ON ME SIM Applicat...

Page 20: ...oding scheme 1 Timeslot 2 Timeslots 4 Timeslots CS 1 9 05 kbps 18 1 kbps 36 2 kbps CS 2 13 4 kbps 26 8 kbps 53 6 kbps CS 3 15 6 kbps 31 2 kbps 62 4 kbps CS 4 21 4 kbps 42 8 kbps 85 6 kbps Please note that the values stated above are maximum ratings which in practice are influenced by a great variety of factors primarily for example traffic variations and network coverage ...

Page 21: ...and RF power amplifier Antenna interface Application interface board to board connector GSM Controller Power Supply ASIC SIM BATT GND IGT EMERGOFF RS232 1 RS232 0 5 2x Audio SIM Interface CCRST CCCLK CCIO CCIN GND Data Adr Control Receive Send Control MC45 Interface RF Baseband 5 5 Measuring Network 4 CCIN CCVCC POWER BATT_TEMP VDDLP SYNC VDD RF Part RF Power Amplifier Data Adr Control SRAM Flash ...

Page 22: ...t interface incorporates several sub interfaces described in the following chapters Power supply and charging control see Chapters 3 2 and 3 3 Dual serial interface see Chapter 3 5 Two analog audio interfaces and a digital audio interface see Chapter 3 6 SIM interface see Chapter 3 7 Electrical and mechanical characteristics of the board to board connector are specified in Chapter 5 3 Ordering inf...

Page 23: ...GSM network paging with BTS is carried out The module is ready to send and receive GSM TALK Connection between two subscribers is in progress Power consumption depends on network coverage individual settings such as DTX off on FR EFR HR hopping sequences antenna GPRS IDLE Module is ready for GPRS data transfer but no data is currently sent or received Power consumption depends on network settings ...

Page 24: ...harging while module is detached from GSM network Limited number of AT commands is accessible There are several ways to launch Charge only mode From POWER DOWN mode Connect charger to the POWER pin of MC45 when engine was powered down by AT SMSO From Normal mode Connect charger to the POWER pin of MC45 then enter AT SMSO Charge mode during normal operation Normal operation SLEEP IDLE TALK GPRS IDL...

Page 25: ... of 2 9V The output voltage VDD may be used to supply for example an external LED or a level shifter However the external circuitry must not cause any spikes or glitches on voltage VDD This voltage is not available in POWER DOWN mode Therefore the VDD pin can be used to indicate whether or not MC45 is in POWER DOWN mode Includes a switch to provide power to the SIM interface The RF power amplifier...

Page 26: ...nection as recommended and a low impedance power source The resistance of the power supply lines on the host board and of a battery pack should also be considered Note If the application design requires an adapter cable between both board to board connectors use a flex cable as short as possible in order to minimize power losses Example If the length of the flex cable reaches the maximum length of...

Page 27: ...charging circuit should include a transistor and should be designed as illustrated in Figure 3 A list of parts recommended for the external circuit is given in Table 5 BATT POWER CHARGE 470R 1SS355 CRS04 3k3 100nF 10k SI3441DV 4V3 BATT_TEMP 1 5 ESDA6V1 5W6 1 5 ESDA6V1 5W6 pcb spark gap Figure 3 Schematic of approved charging transistor trickle charging and ESD protection Table 5 Bill of material f...

Page 28: ... that the NTC is indispensable for proper charging i e the charging process will not start if no NTC is present Ensure that the pack incorporates a protection circuit capable of detecting overvoltage protection against overcharging undervoltage protection against deep discharging and overcurrent The circuit must be insensitive to pulsed current On the MC45 module a built in measuring circuit const...

Page 29: ...032 P R China Contact Edward Lau or Andy Zhao Phone 86 755 7623789 ext 314 Fax 86 755 7623078 Email Edward lau xwoda com cn Email Andy zhao Xwoda com cn Nominal voltage 3 6V Capacity 800mAh NTC 10kΩ 5 25 C B 25 85 3435K 3 Overcharge detection voltage 4 325 0 025V Overcharge release voltage 4 075 0 025V Overdischarge detection voltage 2 5 0 05V Overdischarge release voltage 2 9 0 5V Overcurrent det...

Page 30: ...bove 3 2V processor controlled fast charging starts just after the charger was connected to the POWER pins of the external charging circuit and of the module If MC45 was in POWER DOWN mode it turns on and enters the Charge only mode along with fast charging see also Chapter 3 3 1 3 Fast charging delivers a constant current until the battery voltage reaches 4 2V and then proceeds with varying charg...

Page 31: ... mode If the charger is connected to the POWER pin while MC45 is in POWER DOWN mode MC45 goes into Charge only mode Table 7 Comparison Charge only and Charge mode How to activate mode Features Charge mode Connecting charger to the POWER pin of MC45 while MC45 is operating e g in IDLE or TALK mode in SLEEP mode Battery can be charged while GSM engine remains operational and registered to the GSM ne...

Page 32: ... down GSM engine To proceed from Charge only mode to normal operation it is necessary to drive the ignition line to ground This must be implemented in your host application as described in Chapter 3 3 1 1 When the engine is in Alarm mode there is no direct way to start charging i e charging will not begin even though the charger connects to the POWER pin of MC45 See also Chapter 3 3 5 which summar...

Page 33: ...ds to be driven to ground level for at least 100ms This can be accomplished using an open drain collector driver in order to avoid current flowing into this pin Internal reset ca 180ms generated by GSM engine EMERGOFF max 900ms RS 232 interface undefined defined VDD 50 to 100ms BATT IGT min 10ms min 100ms HiZ HiZ Figure 6 Power on by ignition signal If configured to a fix baud rate MC45 will send ...

Page 34: ...hed low The duration of the falling edge must not exceed 1ms Another 100ms are required to power up the module Ensure that VBATT does not fall below 3 0V while the ignition line is driven Otherwise the module cannot be activated If the VDDLP line is fed from an external power supply as explained in Chapter 3 4 the IGT line is HiZ before the rising edge of BATT Figure 7 Timing of power on process i...

Page 35: ...A command to set the alarm time The RTC retains the alarm time if MC45 was powered down by AT SMSO Once the alarm is timed out and executed MC45 enters into the Alarm mode This is indicated by an Unsolicited Result Code URC which reads SYSSTART ALARM MODE In Alarm mode only a limited number of AT commands is available For further instructions refer to the AT Command Set Table 9 AT commands availab...

Page 36: ... The functionality level fun 1 is where power saving is switched off This is the default after startup 3 3 2 2 NON CYCLIC SLEEP mode AT CFUN 0 If level 0 has been selected AT CFUN 0 the serial interface is blocked The module shortly deactivates power saving to listen to a paging message sent from the base station and then immediately resumes power saving Level 0 is called NON CYCLIC SLEEP mode sin...

Page 37: ... with the module s paging cycle It goes active low each time when the module starts listening to a paging message block from the base station The timing of the paging cycle varies with the base station and can be determined by the following formula 4 615 ms TDMA frame duration 51 number of frames DRX value DRX Discontinuous Reception is a value from 2 to 9 resulting in paging intervals from 0 47 t...

Page 38: ...ds after the last character was sent or received The UART is kept active for another 5 ms before power saving begins 2 12 s 5 ms 2 s 5 ms 5 ms 2 12 s 2 12 s CTS AT interface disabled AT interface enabled 1 character st Last character Beginning of power saving Paging message Paging message Paging message Paging message 20 ms 20 ms Figure 10 Beginning of power saving if CFUN 5 ...

Page 39: ... 1 From SLEEP mode AT CFUN 7 or 8 to AT CFUN 1 Ignition line No No No RTS0 or RTS1 falling edge Yes No No Unsolicited Result Code URC Yes Yes No Incoming voice or data call Yes Yes No Any AT command incl outgoing voice or data call outgoing SMS Not possible UART disabled No No Incoming SMS depending on mode selected by AT CNMI AT CNMI 0 0 default no indication of received SMS AT CNMI 1 1 displays ...

Page 40: ...gine temperature exceeds critical limit See Chapter 3 3 4 3 3 3 1 Turn off MC45 using AT command The best and safest approach to powering down MC45 is to issue the AT SMSO command This procedure lets MC45 log off from the network and allows the software to enter into a secure state and safe data before disconnecting the power supply Before switching off the device sends the result code SMSO MS is ...

Page 41: ...e it is recommended to use an open drain collector driver To turn the GSM engine off the EMERGOFF line has to be driven to ground for 3 2s Figure 11 Deactivating GSM engine by EMERGOFF signal BATT Internal reset EMERG OFF generated by external application max 3 2s generated by GSM engine IGT VDD How does it work Voltage Vbatt is permanently applied to the module The module is active while the inte...

Page 42: ...re dependent shutdown The board temperature is constantly monitored by an internal NTC resistor located on the PCB The NTC that detects the battery temperature must be part of the battery pack circuit as described in Chapter 3 2 3 The values detected by either NTC resistor are measured directly on the board or the battery and therefore are not fully identical with the ambient temperature Proceedin...

Page 43: ... NTC is connected to the BATT_TEMP terminal the software constantly monitors the applied voltage to check that the battery voltage is sufficient to set up a call When the battery voltage decreases to VBATT 3 6V the following URC will be presented SBC Undervoltage To enable or disable the URC use the AT SBC command The URC will be enabled when you enter the write command and specify the power consu...

Page 44: ...ented in the PSU ASIC If the supply voltage raises to VBATT 5 8V MC45 switches off automatically In contrast to undervoltage shutdown there is no URC function available and the module turns off immediately i e loss of data cannot be avoided Remark The PA is always connected to the supply voltage also in case of an emergency switch off A higher supply voltage will destroy the PA ...

Page 45: ...low level Wake up from POWER DOWN mode if activated with AT CALA Normal mode AT SMSO or exceptionally EMERGOFF pin 3 2s at low level No automatic transition but via POWER DOWN Connect charger to POWER pin at MC45 high level at POWER AT CALA followed by AT SMSO MC45 enters Alarm mode when specified time is reached Charge only mode Disconnect charger MC45 POWER pin at low level or AT SMSO or excepti...

Page 46: ... is charged by the BATT line of MC45 If the voltage supply at BATT is disconnected the RTC can be powered by the capacitor The size of the capacitor determines the duration of buffering when no voltage is applied to MC45 i e the greater capacitor the longer MC45 will save the date and time The following figures show various sample configurations The voltage applied at VDDLP can be in the range fro...

Page 47: ...e conventions for DCE DTE connections it communicates with the customer application DTE using the following signals RS 232 0 Port TXD application sends data to the module s TXD0 signal line Port RXD application receives data from the module s RXD0 signal line RS 232 1 Port TXD1 application sends data to module s TXD1 signal line Port RXD1 application receives data from the module s RXD1 signal lin...

Page 48: ... firmware of MC45 The RING0 signal serves to indicate incoming calls and other types of URCs Unsolicited Result Code RS 232 1 Includes only the data lines TXD1 and RXD1 plus RTS1 and CTS1 for hardware handshake This interface is intended for voice calls GPRS services and for controlling the GSM engine with AT commands It is not suited for CSD call fax calls and Multiplex mode When a PPP connection...

Page 49: ...dio block diagram MC45 offers six audio modes which can be selected with the AT SNFS command no matter which of the three interfaces is currently active The electrical characteristics of the voiceband part vary with the audio mode For example sending and receiving amplification sidetone paths noise suppression etc depend on the selected mode and can be altered with AT commands except for mode 1 On...

Page 50: ...rcuit Interface 1 This interface has no microphone supply circuit and therefore has an impedance of 50 kW When connecting a microphone or another signal source to interface 1 you are required to add two 100 nF capacitors one to each line Interface 2 This interface comes with a microphone supply circuit and can be used to feed an active microphone If you do not use it or if you want to connect anot...

Page 51: ...ied from the application and can be in a frequency range between 0 2 and 10 MHz Serial transfer of 16 bit words is done in both directions Data transfer to the application is initiated by the module through a short pulse of TFSDAI The duration of the TFSDAI pulse is one SCLK period starting at the rising edge of SLCK During the following 16 SLCK cycles the 16 bit sample will be transferred on the ...

Page 52: ... available for at least three cycles After the transfer of the LSB0 the clock SCLK should be still available for at least three cycles SLCK RFSDAI RXDDAI input Internal signal input input Flag T 100ns to 5 000 ns Figure 18 DAI timing on transmit path SLCK TFSDAI TXDDAI input Internal signal output output Flag T 100ns to 5 000 ns Figure 19 DAI timing on receive path ...

Page 53: ...lder does not exceed 200 mm in order to meet the specifications of 3GPP TS 51 010 1 and to satisfy the requirements of EMC compliance Note Before removing the SIM card or inserting a new one be sure that the GSM engine has been powered down as described in Chapter 3 3 3 1 Otherwise you run the risk of causing damage to the card or losing data stored on the card Table 13 Signals of the SIM interfac...

Page 54: ...h again b If during startup of MC45 the CCIN signal is low the module will also attempt to initialize the SIM card In this case the initialization will only be successful when the card is present If the SIM card initialization has been done but the card is no more operational or removed then the module will never search again for a SIM card and only emergency calls can be made It is strongly recom...

Page 55: ...VPP Not connected 6 CCIO I O Serial data line bi directional 7 CCDET1 Connect to CCVCC 8 CCDET2 Connects to the CCIN input of the GSM engine Serves to recognize whether a SIM card is in the holder Removing the SIM card during operation will immediately stop further transmission of signals to the card to protect the card from damage Pins 1 through 6 are the minimum requirement according to the GSM ...

Page 56: ...your application platform For the SIM card ground plane you can choose a capacitive or inductive coupling or a zero Ohm bridge Often a combination of capacitive and inductive coupling will yield best results It depends on your actual layout where to place these lines For ease of planning and designing you can simply place the required footprints at each side of the ground plane This gives you the ...

Page 57: ...IGT Left open or HiZ No operation Active low 100ms Open drain collector driver to GND required in cellular device application Note If a charger and a battery is connected to the customer application the IGT signal must be 1s minimum Low Power down MC45 Emergency shutdown EMERG OFF Left open or HiZ No operation Active low 3 2s Open drain collector driver required in cellular device application At t...

Page 58: ...pplication to use the synchronization signal for better power supply control Your platform design must be such that the incoming signal accommodates sufficient power supply to the MC45 module if required This can be achieved by lowering the current drawn from other components installed in your application The characteristics of the synchronization signal are explained below Table 16 MC45 synchroni...

Page 59: ...tion or network login in progress 75 ms On 3 s Off Logged to network monitoring control channels and user interactions No call in progress 75 ms on 75 ms Off 75 ms On 3 s Off One or more GPRS contexts activated Flashing Indicates GPRS data transfer When a GPRS transfer is in progress the LED goes on within 1 second after data packets were exchanged Flash duration is approximately 0 5 s On Dependin...

Page 60: ...en a Fax or data call is received RING0 goes low However in contrast to voice calls the line remains low Every 5 seconds the ring string is generated and sent over the RXD0 line Figure 25 Incoming data call All types of unsolicited result codes URCs also cause the RING0 line to go low however for 1 second only For example the GSM engine may be configured to output a URC upon the receipt of an SMS ...

Page 61: ...rating The Hirose DF12C board to board connector on MC45 is a 50 pin double row receptacle The names and the positions of the pins can be seen from Figure 26 which shows the top view of MC45 Figure 26 Pin assignment top view on MC45 Note Pin numbers have changed since the first release of this document MC45_HD_01_v0001 The positions of the pins are still the same BATT GND BATT GND BATT GND BATT GN...

Page 62: ...n open BATT_TEMP I Connect NTC with RNTC 10kW 25 C to ground Input to measure the battery temperature over NTC resistor NTC should be installed inside or near battery pack to enable the charging algorithm and deliver temperature values If unused keep pin open Charge interface CHARGE O ICHARGE 300µA 600µA 3V VCHARGE VLOAD This line is a current source for the charge FET with a 10kW resistance betwe...

Page 63: ... keep pin open VOLmax 0 2V at I 1mA VOHmin 2 35V at I 1mA VOHmax 2 73V Synchroni zation SYNC O 1 Tx 877µs impulse each 4 616ms and 2 Tx 1454µs impulse each 4 616ms with 300µs forward time Indicates increased current consumption during uplink transmission burst Note that timing is different during handover Alternatively used to control status LED If unused keep pin open CCIN I RI 100kW VILmax 0 5V ...

Page 64: ...aracteristics in Figure 6 If unused keep pins open RFSDAI I RXDDAI I SCLK I TFSDAI O Digital audio interface TXDDAI O VOLmax 0 2V at I 1mA VOHmin 2 35V at I 1mA VOHmax 2 73V VILmax 0 5V VIHmin 1 95V VIHmax 3 3V IImax 330µA at VIN 3 3V If unused keep pins open EPP2 O EPN2 O VOmax 3 7Vpp See also Table 32 The audio output is balanced and can directly operate an earpiece If unused keep pins open EPP1...

Page 65: ...pad then the Hirose connector must be left empty Both RF interfaces have an impedance of 50Ω MC45 is capable of sustaining a total mismatch at the antenna connector or pad without any damage even when transmitting at maximum RF power To help you choose an appropriate antenna Chapters 5 4 and 8 provide technical specifications and ordering information The external antenna must be matched properly t...

Page 66: ... of 90 12 08 2002 5 Physical characteristics 5 1 Mechanical dimensions of MC45 Figure 27 shows the top view on MC45 and provides an overview of the mechanical dimensions of the board For further details see Figure 28 Size 53 0 2 x 34 0 2 x 3 5 0 3 mm Weight 10g Figure 27 MC45 top view ...

Page 67: ...MC45 Hardware Interface Description P R E L I M I N A R Y MC45_HD_01_V00 02a Page 67 of 90 12 08 2002 MC45 Board to board connector All dimensions in millimeter Figure 28 Mechanical dimensions of MC45 ...

Page 68: ...ion P R E L I M I N A R Y MC45_HD_01_V00 02a Page 68 of 90 12 08 2002 Ground pad e g for heat dissipator or connection to host device TP 402 Ø 1 1 14 42 4 75 0 00 10 60 0 00 15 50 24 40 26 90 TP BATT TP GND Figure 29 MC45 bottom view ...

Page 69: ...r of test points The ground pad can also be used to attach cooling elements e g a heat sink Figure 29 shows the ground pad on the bottom of MC45 and the positions of all test points Particular attention should be paid to the test point TP 402 Placed beneath the ground pad it has been added for manufacturing only When the pad is used for grounding the unit or connecting a heat sink extra care must ...

Page 70: ...F12E 4 0 50DP 0 5V 81 DF12E 5 0 50DP 0 5V 81 3 0 3 5 4 0 5 0 537 0834 6 537 0534 2 537 0559 3 537 0584 0 Notes The headers listed above are without boss and metal fitting Please contact Hirose for details on other types of mating headers Asterixed HRS numbers denote different types of packaging Table 22 Electrical and mechanical characteristics of the Hirose DF12C connector Parameter Specification...

Page 71: ...arily intended for direct contact between both connectors If this assembly solution does not fit into your application design ensure that the used adapter cable meets the following requirements Maximum length 200 mm Type of cable Flexible cable or flexible printed circuit board designed to mate with the Hirose receptacle and headers specified above The equipment submitted for type approving the Si...

Page 72: ...cification Conditions Ratings Nominal impedance 50 W Rated frequency DC to 3 GHz Operating temp 40 c to 90 C Operating humidity max 90 Mechanical characteristics Female contact holding force 0 15 N min Measured with a Æ 0 475 pin gauge Repetitive operation Contact resistance Center 25 mW Outside 15mW 30 cycles of insertion and disengagement Vibration No momentary disconnections of 1 µs No damage c...

Page 73: ...nd finish of U FL R SMT connector and recommended plugs Part Material Finish Shell Phosphor bronze Silver plating Male center contact Brass Gold plating Female center contact Phosphor bronze Gold plating Insulator Plug PBT Receptacle LCP Black Beige Mating plugs and cables can be chosen from the Hirose U FL Series Examples are shown below and listed in Table 25 For latest product information pleas...

Page 74: ...o the connectors illustrated above the U FL LP V 040 01 version is offered as an extremely space saving solution This plug is intended for use with extra fine cable up to Æ 0 81 mm and minimizes the mating height to 2 mm See Figure 36 which shows the Hirose datasheet Figure 36 Specifications of U FL LP V 040 01 plug ...

Page 75: ... 8 01 Right angle plug for Æ 1 13 mm cable U FL LP 066 CL331 0452 5 Right angle plug for Æ 1 32 mm cable U FL LP 066 CL331 0452 5 Extraction jig E FL LP N CL331 04441 9 5 4 2 Antenna pad The antenna pad on the bottom of the MC45 PCB must not come into contact with the holding device or any other components of the host application The pad must be a surrounded by a restricted area filled with air wh...

Page 76: ...rent of power supply during one TDMA frame 0 0 7 A Voltage at digital pins 0 3 3 3 V Voltage at analog pins 0 3 3 0 V Voltage at digital analog pins in POWER DOWN mode 0 25 0 25 V Voltage at POWER pin 15 V Voltage at CHARGE pin 15 V Differential load resistance between EPNx and EPPx 15 W 6 2 Operating temperatures Test conditions were specified in accordance with IEC 60068 2 still air Table 27 Ope...

Page 77: ...2 6 Shock half sinus Acceleration 500g Shock duration 1msec 1 shock per axis 6 positions x y and z DIN IEC 68 2 27 Dry heat Temperature 70 2 C Test duration 16 h Humidity in the test chamber 50 EN 60068 2 2 Bb ETS 300019 2 7 Temperature change shock Low temperature 40 C 2 C High temperature 85 C 2 C Changeover time 30s dual chamber system Test duration 1 h Number of repetitions 100 DIN IEC 68 2 14...

Page 78: ... max 400 mV BATT Voltage ripple Normal condition power control level for Pout max f 200kHz f 200kHz 50 2 mV POWER DOWN mode 50 100 µA SLEEP mode DRX 6 TBD mA IDLE mode EGSM 900 GSM 1800 1900 TBD TBD mA TALK mode EGSM 900 1 GSM 1800 1900 2 300 270 400 mA IDLE GPRS EGSM 900 GSM 1800 1900 TBD TBD mA DATA mode GPRS 4 Rx 1 Tx EGSM 900 1 GSM 1800 1900 2 360 330 460 mA Average supply current 3 DATA mode ...

Page 79: ...ties will be published in later releases of this document Changing the conditions e g in terms of temperature or voltage will cause different results The current will be maximized when the maximum supply voltage is used together with a total reflection at the RF interface Test conditions Tamb 25 C VBATT nom 4 1V measured at TP BATT and GND 1 TX slot Figure 38 Typical current consumption vs power l...

Page 80: ...10 20 30 40 Return Loss dB Current mA Pw rClass5 Pw rClass10 Pw rClass15 Pw rClass19 Burst Current PCN Ch711 0 200 400 600 800 1000 1200 1400 1600 0 10 20 30 40 Return Loss dB Current mA Pw rClass0 Pw rClass5 Pw rClass10 Pw rClass15 Average Current PCN Ch711 0 50 100 150 200 250 300 0 10 20 30 40 Return Loss dB Current mA Pw rClass0 Pw rClass5 Pw rClass10 Pw rClass15 Burst Current PCS Ch761 0 200 ...

Page 81: ...DC 0 7 0 42dB 6dB steps inCalibrate digital attenuation of input signal after ADC 0 32767 0dB 20 log inCalibrate 32768 outBbcGain EPP EPN analogue output gain of baseband controller after DAC 0 3 0 18dB 6dB steps outCalibrate n n 0 4 digital attenuation of output signal after speech decoder before summation of sidetone and DAC present for each volume step n 0 32767 6dB 20 log 2 outCalibrate n 3276...

Page 82: ...ept for the parameters outBbcGain and inBbcGain which cannot be modified on the digital audio interface is being used since in this case the DAC is switched off The parameters inBbcGain and inCalibrate can be set with AT SNFI All the other parameters are adjusted with AT SNFO A D A D 0dB speechcoder 0dB 6db 12dB 18dB 0 42dB in 6dB steps 1k 1k 1k 1k 2 65V 10uF sideTone AT parameter outCalibrate n n...

Page 83: ...table Adjustable Adjustable Adjustable Adjustable Limiter receive ON ON ON ON Compressor receive ON 1 AGC send ON Echo control send Suppression Cancellation suppression Suppres sion Noise suppression 2 up to 10dB 10dB MIC input signal for 0dBm0 1024 Hz default gain 23mV 58mV 7 5mV 3dBm0 due to AGC 23mV 315mV 315mV EP output signal in mV rms 0dBm0 1024 Hz no load default gain 3 14 dBm0 284mV 120mV ...

Page 84: ...outBbcGain 0 OutCalibrate 16384 sideTone 0 Table 32 Voiceband receive path Parameter Min Typ Max Unit Test condition remark Differential output voltage peak to peak 3 33 3 7 4 07 V from EPPx to EPNx gs 0dB 3 14 dBm0 no load Differential output gain settings gs at 6dB stages outBbcGain 18 0 dB Set with AT SNFO Fine scaling by DSP outCalibrate 0 dB Set with AT SNFO Output differential DC offset 100 ...

Page 85: ...Calibrate 16384 sideTone 0 Table 33 Voiceband transmit path Parameter Min Typ Max Unit Test condition Remark Input voltage peak to peak MICP1 to MICN1 MICP2 to MICN2 1 03 V Input amplifier gain in 6dB steps inBbcGain 0 42 dB Set with AT SNFI Fine scaling by DSP inCalibrate 0 dB Set with AT SNFI Input impedance MIC1 50 kΩ Input impedance MIC2 2 0 kΩ Microphone supply voltage ON Ri 4kΩ 2 57 2 17 1 7...

Page 86: ...00 1710 1785 MHz GSM 1900 1850 1910 MHz E GSM 900 925 960 MHz Frequency range Downlink BTS MS GSM 1800 1805 1880 MHz GSM 1900 1930 1990 MHz E GSM 900 31 33 35 dBm RF power ARP with 50Ω load GSM 1800 28 30 32 dBm GSM 1900 28 30 32 E GSM 900 174 Number of carriers GSM 1800 374 GSM 1900 299 E GSM 900 45 MHz Duplex spacing GSM 1800 95 MHz GSM 1900 80 Carrier spacing 200 kHz Multiplex Duplex TDMA FDMA ...

Page 87: ...ing ports of MC45 are not accessible to the user of the final product since they are installed within the device and therefore are only protected according to the Human Body Model requirements MC45 has been tested and found to comply with the EN 61000 4 2 standard The measured values can be gathered from the following table Table 35 Measured electrostatic values Specification Requirements Contact ...

Page 88: ...nt Support Box DSB45 Flex cable 160 mm from Hirose DF12C receptacle on MC45 to Hirose DF12 connector on DSB45 Please note that this cable is not included in the scope of delivery of DSB45 SIM card reader integrated on the DSB45 Handset type Votronic HH SI 30 3 V1 1 0 PC as MMI GSM engine PC Power supply SIM Flex cable 160mm RS 232 DAI Box DSB45 Handset Acoustic tester Antenna or 50 W cable to syst...

Page 89: ...e mail contact votronic com SIM card holder incl push button ejector and slide in tray Molex Ordering numbers 91228 91236 Sales contacts are listed in Table 37 Battery cell XWODA Shenzhen Xwoda Electronic Co Ltd To place orders or obtain more information please contact Shenzhen Xwoda Electronic Co Ltd Unit 3003 Yingjingyuan Zhongdian Garden Shenzhen 518032 P R China Contact Edward Lau or Andy Zhao...

Page 90: ... Jurong Singapore Phone 65 268 6868 Fax 65 265 6044 Molex Japan Co Ltd Yamato Kanagawa Japan Phone 81 462 65 2324 Fax 81 462 65 2366 Table 38 Hirose sales contacts subject to change Hirose Ltd For further information please click http www hirose com Hirose Electric U S A Inc 2688 Westhills Court Simi Valley CA 93065 Phone 805 522 7958 Fax 805 522 3217 Hirose Electric GmbH Zeppelinstrasse 42 73760 ...

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