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LTE Module Series

BG96 Hardware Design

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Figure 22: Microstrip Line Design on a 2-layer PCB

Figure 23: Coplanar Waveguide Line Design on a 2-layer PCB

Figure 24: Coplanar Waveguide Line Design on a 4-layer PCB (Layer 3 as Reference Ground)

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Summary of Contents for BG96

Page 1: ...BG96 Hardware Design LTE Module Series Rev BG96_Hardware_Design_V1 2 Date 2017 12 22 Status Released www quectel com...

Page 2: ...DED IS BASED UPON CUSTOMERS REQUIREMENTS QUECTEL MAKES EVERY EFFORT TO ENSURE THE QUALITY OF THE INFORMATION IT MAKES AVAILABLE QUECTEL DOES NOT MAKE ANY WARRANTY AS TO THE INFORMATION CONTAINED HEREI...

Page 3: ...on LIU Daryl DU 1 Added the storage temperature of the module in Table 2 and Chapter 6 3 2 Updated transmitting power values in Table 2 3 Added the description of sleep mode in Table 5 and Chapter 3 4...

Page 4: ...Mode PSM 25 3 4 3 Extended Idle Mode DRX e I DRX 25 3 4 4 Sleep Mode 26 3 4 4 1 UART Application 26 3 5 Power Supply 27 3 5 1 Power Supply Pins 27 3 5 2 Decrease Voltage Drop 27 3 5 3 Monitor the Powe...

Page 5: ...52 6 Electrical Reliability and Radio Characteristics 55 6 1 Absolute Maximum Ratings 55 6 2 Power Supply Ratings 55 6 3 Operation and Storage Temperatures 56 6 4 Current Consumption 56 6 5 RF Output...

Page 6: ...41 TABLE 18 PIN DEFINITION OF STATUS 41 TABLE 19 DEFAULT BEHAVIORS OF RI 42 TABLE 20 PIN DEFINITION OF USB_BOOT INTERFACE 43 TABLE 21 PIN DEFINITION OF ADC INTERFACES 44 TABLE 22 CHARACTERISTICS OF A...

Page 7: ...LTE Module Series BG96 Hardware Design BG96_Hardware_Design 6 78 TABLE 42 EDGE MODULATION AND CODING SCHEMES 78...

Page 8: ...CUIT OF PCM APPLICATION WITH AUDIO CODEC 40 FIGURE 18 REFERENCE CIRCUIT OF THE NETWORK STATUS INDICATOR 41 FIGURE 19 REFERENCE CIRCUIT OF STATUS 42 FIGURE 20 REFERENCE CIRCUIT OF USB_BOOT INTERFACE 43...

Page 9: ...applications This document can help customers quickly understand the interface specifications electrical and mechanical details as well as other related information of BG96 To facilitate its applicati...

Page 10: ...the aircraft if your device offers an Airplane Mode which must be enabled prior to boarding an aircraft Switch off your wireless device when in hospitals clinics or other health care facilities These...

Page 11: ...pports VoLTE Voice over LTE under LTE Cat M1 network 3 3 BG96 GSM only supports Packet Switch With a compact profile of 22 5mm 26 5mm 2 3mm BG96 can meet almost all requirements for M2M applications s...

Page 12: ...upport LTE Cat M1 and LTE Cat NB1 Support 1 4MHz RF bandwidth for LTE Cat M1 Support 200KHz RF bandwidth for LTE Cat NB1 Support SISO in DL direction Cat M1 Max 300Kbps DL 375Kbps UL Cat NB1 Max 32Kbp...

Page 13: ...frame format is 8N1 8 data bits no parity 1 stop bit Support RTS and CTS hardware flow control UART2 Used for module debugging and log output 115200bps baud rate UART3 Used for outputting GNSS data o...

Page 14: ...exceed the specified tolerances When the temperature returns to the normal operating temperature levels the module will meet 3GPP specifications again 2 3 Functional Diagram The following figure shows...

Page 15: ...Evaluation Board In order to help customers develop applications conveniently with BG96 Quectel supplies the evaluation board EVB USB to RS 232 converter cable USB data cable earphone antenna and oth...

Page 16: ...pads that can be connected to customers cellular application platforms The following sub chapters will provide detailed description of interfaces listed below Power supply U SIM interface USB interfac...

Page 17: ..._EXT DTR GND USIM_CLK USIM_DATA USIM_RST USIM_VDD RI DCD CTS TXD RXD VBAT_BB VBAT_BB USIM_GND GND RESERVED 31 30 29 28 27 26 23 22 21 20 19 10 9 USB_DP USB_VBUS ADC1 GND RESERVED RESERVED RTS I2C_SCL...

Page 18: ...ing tables show the pin definition and description of BG96 Table 3 Definition of I O Parameters Type Description IO Bidirectional DI Digital input DO Digital output PI Power input PO Power output AI A...

Page 19: ...5V If unused keep this pin open Status Indication Pin Name Pin No I O Description DC Characteristics Comment STATUS 20 DO Indicate the module s operation status VOHmin 1 35V VOLmax 0 45V 1 8V power d...

Page 20: ...3 0V U SIM Vmax 3 05V Vmin 2 7V IOmax 50mA Either 1 8V or 3 0V is supported by the module automatically USIM_RST 44 DO Reset signal of U SIM card For 1 8V U SIM VOLmax 0 45V VOHmin 1 35V For 3 0V U S...

Page 21: ...5V 1 8V power domain If unused keep this pin open RTS 37 DI Request to send VILmin 0 3V VILmax 0 6V VIHmin 1 2V VIHmax 2 0V 1 8V power domain If unused keep this pin open DCD 38 DO Data carrier detect...

Page 22: ...pin open PCM_IN 6 DI PCM data input VILmin 0 3V VILmax 0 6V VIHmin 1 2V VIHmax 2 0V 1 8V power domain If unused keep this pin open PCM_OUT 7 DO PCM data output VOLmax 0 45V VOHmin 1 35V 1 8V power do...

Page 23: ...Hmax 2 0V 1 8V power domain If unused keep this pin open USB_BOOT 75 DI Force the module to enter into emergency download mode VILmin 0 3V VILmax 0 6V VIHmin 1 2V VIHmax 2 0V 1 8V power domain If unus...

Page 24: ...he module enters into PSM 3 Keep all RESERVED pins and unused pins unconnected 3 3 Operating Modes The table below briefly summarizes the various operating modes referred in the following chapters Tab...

Page 25: ...DN connections Power OFF Mode In this mode the power management unit shuts down the power supply Software is not active The serial interfaces are not accessible But operating voltage connected to VBAT...

Page 26: ...requests the value it wants in the TAU procedure If PSM is supported by the network then it can be enabled via AT CPSMS command Either of the following methods will wake up the module from PSM Drive...

Page 27: ...n If e I DRX is supported by the network then it can be enabled by AT CEDRXS 1 command Please refer to document 2 for details about AT CEDRXS command 3 4 4 Sleep Mode BG96 is able to reduce its curren...

Page 28: ...s the following four VBAT pins for connection with an external power supply There are two separate voltage domains for VBAT Two VBAT_RF pins for module s RF part Two VBAT_BB pins for module s baseband...

Page 29: ...of VBAT_RF trace should be no less than 2mm In principle the longer the VBAT trace is the wider it will be In addition in order to get a stable power source it is suggested to use a zener diode with...

Page 30: ...nded to use an open drain collector driver to control the PWRKEY After STATUS pin outputting a high level PWRKEY pin can be released A simple reference circuit is illustrated in the following figure T...

Page 31: ...stable before pulling down PWRKEY pin The time between them is no less than 30ms 3 6 2 Turn off Module Either of the following methods can be used to turn off the module Normal power down procedure T...

Page 32: ...way to use AT QPOWD command to turn off the module which is similar to turning off the module via PWRKEY pin Please refer to document 2 for details about AT QPOWD command 3 7 Reset the Module The RES...

Page 33: ...to control the RESET_N Reset pulse RESET_N 4 7K 47K 150 460ms Figure 9 Reference Circuit of RESET_N by Using Driving Circuit RESET_N S2 Close to S2 TVS Figure 10 Reference Circuit of RESET_N by Using...

Page 34: ...M Interface Pin Name Pin No I O Description Comment USIM_VDD 43 PO Power supply for U SIM card Either 1 8V or 3 0V is supported by the module automatically USIM_DATA 45 IO Data signal of U SIM card US...

Page 35: ...8 Pin U SIM Card Connector If U SIM card detection function is not needed please keep USIM_PRESENCE unconnected A reference circuit for U SIM interface with a 6 pin U SIM card connector is illustrate...

Page 36: ...e module The 33pF capacitors are used for filtering interference of GSM 900MHz Please note that the U SIM peripheral circuit should be close to the U SIM card connector The pull up resistor on USIM_DA...

Page 37: ...is important to route the USB signal traces as differential pairs with total grounding The impedance of USB differential trace is 90 Do not route signal traces under crystals oscillators magnetic dev...

Page 38: ...finition of UART1 Interface Pin Name Pin No I O Description Comment DTR 30 DI Data terminal ready 1 8V power domain RXD 34 DI Receive data 1 8V power domain TXD 35 DO Transmit data 1 8V power domain C...

Page 39: ...ruments is recommended The following figure shows a reference design VCCA VCCB OE A1 A2 A3 A4 A5 A6 A7 A8 GND B1 B2 B3 B4 B5 B6 B7 B8 VDD_EXT RI DCD RTS RXD DTR CTS TXD 51K 51K 0 1uF 0 1uF RI_MCU DCD_...

Page 40: ...Pulse Code Modulation PCM digital interface and one I2C interface The following table shows the pin definition of the two interfaces which can be applied on audio codec design Table 15 Pin Definition...

Page 41: ...7 Reference Circuit of PCM Application with Audio Codec means under development 3 12 Network Status Indication BG96 provides one network status indication pin NETLIGHT The pin is used to drive a netwo...

Page 42: ...lways high Voice calling A reference circuit is shown in the following figure 4 7K 47K VBAT 2 2K Module NETLIGHT Figure 18 Reference Circuit of the Network Status Indicator 3 13 STATUS The STATUS pin...

Page 43: ...rt URC is presented URC will trigger the behavior of RI pin URC can be outputted from UART port USB AT port and USB modem port through configuration via AT QURCCFG command The default port is USB AT p...

Page 44: ...domain Active high If unused keep it open The following figure shows a reference circuit of USB_BOOT interface Module USB_BOOT VDD_EXT 10K Test point TVS Close to test point Figure 20 Reference Circui...

Page 45: ...ADC1 2 General purpose analog to digital converter interface The following table describes the characteristics of ADC interfaces Table 22 Characteristics of ADC Interfaces Parameter Min Typ Max Unit...

Page 46: ...fault By default BG96 GNSS engine is switched off It has to be switched on via AT command For more details about GNSS engine technology and configurations please refer to document 3 4 2 GNSS Performan...

Page 47: ...na port on which the module fixes position within 3 minutes after executing cold start command 4 means under development 4 3 Layout Guidelines The following layout guidelines should be taken into acco...

Page 48: ...enna interface is shown below Table 24 Pin Definition of Main Antenna Interface Pin Name Pin No I O Description Comment ANT_MAIN 60 IO Main antenna interface 50 impedance 5 1 2 Operating Frequency Tab...

Page 49: ...possible The capacitors are not mounted by default ANT_MAIN R1 0R C1 Module Main antenna NM C2 NM Figure 21 Reference Circuit of RF Antenna Interface 5 1 4 Reference Design of RF Layout For user s PCB...

Page 50: ...e Design BG96_Hardware_Design 49 78 Figure 22 Microstrip Line Design on a 2 layer PCB Figure 23 Coplanar Waveguide Line Design on a 2 layer PCB Figure 24 Coplanar Waveguide Line Design on a 4 layer PC...

Page 51: ...d all the right angle traces should be changed to curved ones There should be clearance area under the signal pin of the antenna connector or solder joint The reference ground of RF traces should be c...

Page 52: ...61 098 2 046 MHz A reference design of GNSS antenna interface is shown as below GNSS Antenna VDD Module ANT_GNSS 47nH 10R 0 1uF 100pF NM NM Figure 26 Reference Circuit of GNSS Antenna Interface 1 An e...

Page 53: ...ble Insertion Loss 1dB LTE B5 B8 B12 B13 B18 B19 B20 B26 B28 GSM850 GSM900 Cable Insertion Loss 1 5dB LTE B1 B2 B3 B4 B39 DCS1800 PCS1900 GNSS Antenna Frequency range 1561 1615MHz Polarization RHCP or...

Page 54: ...e Design BG96_Hardware_Design 53 78 Figure 27 Dimensions of the U FL R SMT Connector Unit mm U FL LP serial connectors listed in the following figure can be used to match the U FL R SMT Figure 28 Mech...

Page 55: ...s BG96 Hardware Design BG96_Hardware_Design 54 78 The following figure describes the space factor of mated connector Figure 29 Space Factor of Mated Connector Unit mm For more details please visit htt...

Page 56: ...table Table 29 Absolute Maximum Ratings Parameter Min Max Unit VBAT_BB 0 3 4 7 V VBAT_RF 1 2 6 V USB_VBUS 0 3 5 5 V Voltage at Digital Pins 0 3 2 3 V 6 2 Power Supply Ratings Table 30 Power Supply Ra...

Page 57: ...Range 40 90 C 1 1 Within operation temperature range the module is 3GPP compliant 2 2 Within extended temperature range the module remains the ability to establish and maintain a voice SMS data transm...

Page 58: ...e I DRX 20 48s Real LTE Cat NB1 Network 1 7 2 mA Real 2G Network 2 0 2 mA Standby State DRX 1 28s Real LTE Cat M1 Network 16 3 mA DRX 1 28s Real LTE Cat NB1 Network 16 3 mA e I DRX 20 48s Real LTE Cat...

Page 59: ...A LTE FDD B5 23 5dBm 185 mA LTE FDD B8 23 1dBm 173 mA LTE FDD B12 23 6dBm 189 mA LTE FDD B13 23 3dBm 182 mA LTE FDD B18 23 6dBm 185 mA LTE FDD B19 23 4dBm 187 mA LTE FDD B20 23 4dBm 189 mA LTE FDD B26...

Page 60: ...F GSM850 4UL1DL 26 35dBm 415 mA GSM850 3UL2DL 26 47dBm 320 mA GSM850 2UL3DL 26 69dBm 230 mA GSM850 1UL4DL 26 88dBm 140 mA GSM900 4UL1DL 26 05dBm 390 mA GSM900 3UL2DL 26 46dBm 301 mA GSM900 2UL3DL 26 3...

Page 61: ...rent Consumption Description Conditions Typ Unit Searching AT CFUN 0 Cold Start Passive Antenna 41 7 mA Lost State Passive Antenna 42 mA Tracking AT CFUN 0 Instrument Environment 21 7 mA Open Sky Pass...

Page 62: ...D B2 106 7 100 3 112 5 107 5 LTE FDD B3 106 8 99 3 113 107 5 LTE FDD B4 106 9 102 3 112 5 107 5 LTE FDD B5 107 0 100 8 114 107 5 LTE FDD B8 107 3 99 8 113 107 5 LTE FDD B12 107 7 99 3 113 5 107 5 LTE...

Page 63: ...g precautions that typically apply to ESD sensitive components Proper ESD handling and packaging procedures must be applied throughout the processing handling and operation of any application that inc...

Page 64: ...sions This chapter describes the mechanical dimensions of the module All dimensions are measured in mm and the tolerances for dimensions without tolerance values are 0 05mm 7 1 Mechanical Dimensions o...

Page 65: ...LTE Module Series BG96 Hardware Design BG96_Hardware_Design 64 78 Figure 31 Module Bottom Dimensions Bottom View...

Page 66: ...LTE Module Series BG96 Hardware Design BG96_Hardware_Design 65 78 7 2 Recommended Footprint and Stencil Design Figure 32 Recommended Footprint Top View...

Page 67: ...please keep about 3mm between the module and other components on the host PCB 2 All reserved pins must be kept open 3 The thickness of stencil should be stepped up to 0 18mm The stencil openings shou...

Page 68: ...esign 67 78 7 3 Design Effect Drawings of the Module Figure 34 Top View of the Module Figure 35 Bottom View of the Module These are design effect drawings of BG96 module For more accurate pictures ple...

Page 69: ...nvironment of 30 C 60 RH Stored at 10 RH 3 Devices require baking before mounting if any circumstance below occurs When the ambient temperature is 23 C 5 C and the humidity indication card shows the h...

Page 70: ...ed that the peak reflow temperature is 235 245 C for SnAg3 0Cu0 5 alloy The absolute max reflow temperature is 260 C To avoid damage to the module caused by repeated heating it is suggested that the m...

Page 71: ...e_Design 70 78 The reel is 330mm in diameter and each reel contains 250 modules The following figures show the packaging details measured in mm Figure 37 Tape Dimensions Direction of feed Cover tape 1...

Page 72: ...Design BG96_Hardware_Design 71 78 Table 37 Reel Packaging Model Name MOQ for MP Minimum Package 250pcs Minimum Package x 4 1000pcs BG96 250pcs Size 370mm 350mm 56mm N W 0 78kg G W 1 46kg Size 380mm 2...

Page 73: ...ctel_RF_Layout_Application_Note RF Layout Application Note 5 Quectel_Module_Secondary_SMT_User_Guide Module Secondary SMT User Guide Table 39 Terms and Abbreviations Abbreviation Description AMR Adapt...

Page 74: ...g Diode LNA Low Noise Amplifier LTE Long Term Evolution MO Mobile Originated MS Mobile Station GSM engine MT Mobile Terminated PAP Password Authentication Protocol PCB Printed Circuit Board PDU Protoc...

Page 75: ...ltage Value VIHmin Minimum Input High Level Voltage Value VILmax Maximum Input Low Level Voltage Value VILmin Minimum Input Low Level Voltage Value VImax Absolute Maximum Input Voltage Value VImin Abs...

Page 76: ...es Table 40 Description of Different Coding Schemes Scheme CS 1 CS 2 CS 3 CS 4 Code Rate 1 2 2 3 3 4 1 USF 3 3 3 3 Pre coded USF 3 6 6 12 Radio Block excl USF and BCS 181 268 312 428 BCS 40 16 16 16 T...

Page 77: ...first number indicates the amount of downlink timeslots while the second number indicates the amount of uplink timeslots The active slots determine the total number of slots the GPRS device can use s...

Page 78: ...dware Design BG96_Hardware_Design 77 78 15 5 5 NA 16 6 6 NA 17 7 7 NA 18 8 8 NA 19 6 2 NA 20 6 3 NA 21 6 4 NA 22 6 4 NA 23 6 6 NA 24 8 2 NA 25 8 3 NA 26 8 4 NA 27 8 4 NA 28 8 6 NA 29 8 8 NA 30 5 1 6 3...

Page 79: ...SK 13 4kbps 26 8kbps 53 6kbps CS 3 GMSK 15 6kbps 31 2kbps 62 4kbps CS 4 GMSK 21 4kbps 42 8kbps 85 6kbps MCS 1 GMSK C 8 80kbps 17 60kbps 35 20kbps MCS 2 GMSK B 11 2kbps 22 4kbps 44 8kbps MCS 3 GMSK A 1...

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