Quectel BG96 Manual Download

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LPWA Module Series

BG96 Hardware Design

BG96_Hardware_Design 16 / 79

Application Interfaces

BG96 is equipped with 102 LGA 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 interface



UART interfaces



PCM and I2C interfaces*



Status indication



USB_BOOT interface



ADC interfaces



GPIO interfaces

“*” means under development.

NOTE

Summary of Contents for BG96

Page 1: ...BG96 Hardware Design LPWA Module Series Rev BG96_Hardware_Design_V1 4 Date 2019 08 15 Status Released www quectel com...

Page 2: ...INFORMATION PROVIDED 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 INFORMATI...

Page 3: ...of sleep mode in Table 5 and Chapter 3 4 4 4 Added the description of ADC interfaces in Chapter 3 16 5 Updated the GNSS performance in Table 21 6 Updated the peak supply current values in Table 28 7 U...

Page 4: ...l in Chapter 3 4 1 5 Updated DC characteristics of PWRKEY Table 4 Table 7 6 Updated DC characteristics of RESET_N Table 4 Table 8 7 Updated the description of power supply reference design in Chapter...

Page 5: ...Mode PSM 26 3 4 3 Extended Idle Mode DRX e I DRX 26 3 4 4 Sleep Mode 27 3 4 4 1 UART Application 27 3 5 Power Supply 28 3 5 1 Power Supply Pins 28 3 5 2 Decrease Voltage Drop 28 3 5 3 Monitor the Pow...

Page 6: ...for Antenna Installation 54 6 Electrical Reliability and Radio Characteristics 57 6 1 Absolute Maximum Ratings 57 6 2 Power Supply Ratings 57 6 3 Operation and Storage Temperatures 58 6 4 Current Con...

Page 7: ...E 18 PIN DEFINITION OF STATUS 43 TABLE 19 DEFAULT BEHAVIORS OF RI 44 TABLE 20 PIN DEFINITION OF USB_BOOT INTERFACE 44 TABLE 21 PIN DEFINITION OF ADC INTERFACES 45 TABLE 22 CHARACTERISTICS OF ADC INTER...

Page 8: ...BG96 Hardware Design BG96_Hardware_Design 7 79 TABLE 42 TERMS AND ABBREVIATIONS 73 TABLE 43 DESCRIPTION OF DIFFERENT CODING SCHEMES 76 TABLE 44 GPRS MULTI SLOT CLASSES 77 TABLE 45 EDGE MODULATION AND...

Page 9: ...CUIT WITH TRANSISTOR CIRCUIT 40 FIGURE 18 REFERENCE CIRCUIT OF PCM APPLICATION WITH AUDIO CODEC 41 FIGURE 19 REFERENCE CIRCUIT OF NETLIGHT 42 FIGURE 20 REFERENCE CIRCUIT OF STATUS 43 FIGURE 21 REFEREN...

Page 10: ...plications This document helps customers quickly understand the interface specifications electrical and mechanical details as well as other related information of BG96 To facilitate application design...

Page 11: ...t the airline staff for more restrictions on the use of wireless devices on boarding the aircraft Wireless devices may cause interference on sensitive medical equipment so please be aware of the restr...

Page 12: ...work 3 3 BG96 GSM only supports Packet Switch 4 4 LTE FDD B25 is supported on BG96 of R1 2 hardware version 5 means under development With a compact profile of 26 5mm 22 5mm 2 3mm BG96 can meet almost...

Page 13: ...eatures Support 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 375Kbps DL 375Kbps UL Cat NB1...

Page 14: ...1 Used for data transmission and AT command communication 115200bps by default The default frame format is 8N1 8 data bits no parity 1 stop bit Support RTS and CTS hardware flow control UART2 Used for...

Page 15: ...d 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 sho...

Page 16: ...on 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 other periph...

Page 17: ...t 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 interface UART i...

Page 18: ..._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 19: ...tables show the pin definition and description of BG96 Table 3 Definition of I O Parameters Table 4 Pin Description Type Description AI Analog Input AO Analog Output DI Digital Input DO Digital Outpu...

Page 20: ...drop in the Qualcomm chipset RESET_N 17 DI Reset the module Vnorm 0 8V VILmax 0 5V If unused keep this pin open Status Indication Pin Name Pin No I O Description DC Characteristics Comment STATUS 20 D...

Page 21: ...ed keep this pin open USIM_VDD 43 PO Power supply for U SIM card For 1 8V U SIM Vmax 1 9V Vmin 1 7V For 3 0V U SIM Vmax 3 05V Vmin 2 7V IOmax 50mA Either 1 8V or 3 0V is supported by the module automa...

Page 22: ...unused keep this pin open CTS 36 DO Clear to send VOLmax 0 45V VOHmin 1 35V 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 8...

Page 23: ...NC 5 DO PCM frame synchronization output VOLmax 0 45V VOHmin 1 35V 1 8V power domain If unused keep this pin open PCM_IN 6 DI PCM data input VILmin 0 3V VILmax 0 6V VIHmin 1 2V VIHmax 2 0V 1 8V power...

Page 24: ...mode If unused keep this pin open AP_READY 19 DI Application processor sleep state detection VILmin 0 3V VILmax 0 6V VIHmin 1 2V VIHmax 2 0V 1 8V power domain If unused keep this pin open USB_BOOT 75...

Page 25: ...Table 5 Overview of Operating Modes ADC1 2 AI General purpose analog to digital converter interface Voltage range 0 3V to 1 8V If unused keep this pin open ADC0 24 AI General purpose analog to digital...

Page 26: ...being available for mobile terminating data and or network originated procedures within a certain delay dependent on the DRX cycle value Airplane Mode AT CFUN 4 command or W_DISABLE pin can set the mo...

Page 27: ...ating an Active Time value to the module If the module wants to change the Active Time value e g when the conditions are changed in the module the module consequently requests the value it wants in th...

Page 28: ...the EPC rejected its request or because the request was received by EPC not supporting e I DRX the UE shall apply its regular discontinuous reception If e I DRX is supported by the network then it ca...

Page 29: ...arate voltage domains for VBAT Two VBAT_RF pins for module s RF part Two VBAT_BB pins for module s baseband part The following table shows the details of VBAT pins and ground pins Table 6 VBAT and GND...

Page 30: ...n be expanded to two sub paths with star structure The width of VBAT_BB trace should be no less than 0 5mm and the width of VBAT_RF trace should be no less than 2mm In principle the longer the VBAT tr...

Page 31: ...level PWRKEY pin can be released A simple reference circuit is illustrated in the following figure Turn on pulse PWRKEY 4 7K 47K 500ms 10nF Figure 6 Turn on the Module Using Driving Circuit Another wa...

Page 32: ...SET_N STATUS DO Inactive Active USB NOTE Inactive Active URAT 4 8s 4 2s 4 9s Figure 8 Power on Timing 1 Make sure that VBAT is stable before pulling down PWRKEY pin and keep the interval no less than...

Page 33: ...0ms the module will execute power off procedure after the PWRKEY is released The power off scenario is illustrated in the following figure VBAT PWRKEY 2s 650ms RUNNING Power down procedure OFF Module...

Page 34: ...n open drain collector driver or button can be used to control the RESET_N Reset pulse RESET_N 4 7K 47K 150 460ms Figure 10 Reference Circuit of RESET_N by Using Driving Circuit RESET_N S2 Close to S2...

Page 35: ...on PWRKEY and RESET_N pins 3 8 U SIM Interface The U SIM interface circuitry meets ETSI and IMT 2000 requirements Both 1 8V and 3 0V U SIM cards are supported Table 9 Pin Definition of U SIM Interfac...

Page 36: ...SIM_PRESENCE 0R 0R 0R VDD_EXT 51K 100nF U SIM Card Connector GND GND 33pF 33pF 33pF VCC RST CLK IO VPP GND GND USIM_VDD 15K Figure 13 Reference Circuit of U SIM Interface with an 8 Pin U SIM Card Conn...

Page 37: ...a TVS diode array with parasitic capacitance not exceeding 15pF In order to facilitate debugging it is recommended to reserve series resistors for the U SIM signals of the module The 33pF capacitors...

Page 38: ...ta line signal L1 R3 R4 components must be placed close to the module and also these resistors should be placed close to each other The extra stubs of trace must be as short as possible The following...

Page 39: ...sed for outputting GNSS data and NMEA sentences The following tables show the pin definition of the three UART interfaces Table 11 Pin Definition of UART1 Interface AT IPR command can be used to set t...

Page 40: ...omers application is equipped with a 3 3V UART interface The voltage level translator TXS0108EPWR provided by Texas Instruments is recommended The following figure shows a reference design Pin Name Pi...

Page 41: ...ti com for more information Another example with transistor translation circuit is shown as below For the design of circuits in dotted lines please refer to that of circuits in solid lines but please...

Page 42: ...external codec IC PCM_IN PCM_SYNC PCM_CLK I2C_SCL I2C_SDA Module 1 8V 4 7K 4 7K BCLK WCLK ADC SCL SDA BIAS MICBIAS INP INN LOUTP LOUTN Codec PCM_OUT DAC Figure 18 Reference Circuit of PCM Application...

Page 43: ...n Definition of NETLIGHT Table 17 Working State of NETLIGHT A reference circuit is shown in the following figure 4 7K 47K VBAT 2 2K Module NETLIGHT Figure 19 Reference Circuit of NETLIGHT Pin Name Pin...

Page 44: ...4 7K 47K VBAT 2 2K Module STATUS Figure 20 Reference Circuit of STATUS 3 14 Behaviors of RI AT QCFG risignaltype physical command can be used to configure RI behavior No matter on which port URC is p...

Page 45: ...the module to boot from USB port for firmware upgrade Table 20 Pin Definition of USB_BOOT Interface The following figure shows a reference circuit of USB_BOOT interface Module USB_BOOT VDD_EXT 10K Tes...

Page 46: ...s please refer to document 2 In order to improve the accuracy of ADC voltage values the trace of ADC should be surrounded by ground Table 21 Pin Definition of ADC Interfaces The following table descri...

Page 47: ...nput and output GPIO interfaces AT QCFG GPIO command can be used to configure corresponding GPIO pin s status For more details about the AT command please refer to document 2 Table 23 Pin Definition o...

Page 48: ...interface by default 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...

Page 49: ...start command 4 3 Layout Guidelines The following layout guidelines should be taken into account in customers designs Maximize the distance between the GNSS antenna and the main antenna Digital circu...

Page 50: ...le 26 Pin Definition of Main Antenna Interface 5 1 2 Operating Frequency Table 27 BG96 Operating Frequency Pin Name Pin No I O Description Comment ANT_MAIN 60 IO Main antenna interface 50 characterist...

Page 51: ...rformance and the type matching components R1 C1 C2 should be placed as close to the antenna as possible The capacitors are not mounted by default ANT_MAIN R1 0R C1 Module Main antenna NM C2 NM Figure...

Page 52: ...nstant height from the reference ground to the signal layer H and the clearance between RF traces and grounds S Microstrip or coplanar waveguide is typically used in RF layout to control characteristi...

Page 53: ...ssible and all the right angle traces should be changed to curved ones There should be clearance under the signal pin of the antenna connector or solder joint The reference ground of RF traces should...

Page 54: ...Interface 1 An external LDO can be selected to supply power according to the active antenna requirement 2 If the module is designed with a passive antenna then the VDD circuit is not needed 5 3 Antenn...

Page 55: ...s used for antenna connection it is recommended to use the U FL R SMT connector provided by HIROSE Antenna Type Requirements GNSS 1 Frequency range 1559MHz 1609MHz Polarization RHCP or linear VSWR 2 T...

Page 56: ...re Design BG96_Hardware_Design 55 79 Figure 28 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 29 Mec...

Page 57: ...s BG96 Hardware Design BG96_Hardware_Design 56 79 The following figure describes the space factor of mated connector Figure 30 Space Factor of Mated Connector Unit mm For more details please visit htt...

Page 58: ...g table Table 31 Absolute Maximum Ratings 6 2 Power Supply Ratings Table 32 Power Supply Ratings Parameter Min Max Unit VBAT_BB 0 5 6 V VBAT_RF 1 2 6 V USB_VBUS 0 3 5 5 V Voltage at Digital Pins 0 3 2...

Page 59: ...effects on radio spectrum and no harm to radio network Only one or more parameters like Pout might reduce in their value and exceed the specified tolerances When the temperature returns to the normal...

Page 60: ...8s Instrument 15 mA e I DRX 20 48s Instrument 15 mA e I DRX 20 48s Instrument 15 mA Real 2G Network 15 mA LTE Cat M1 Data Transfer GNSS OFF LTE FDD B1 23 31dBm 220 mA LTE FDD B2 23 05dBm 208 mA LTE FD...

Page 61: ...B13 22 9dBm 167 mA LTE FDD B18 23 1dBm 159 mA LTE FDD B19 22 9dBm 155 mA LTE FDD B20 22 7dBm 157 mA LTE FDD B25 23dBm 165 mA LTE FDD B26 TBD TBD mA LTE FDD B28 22 5dBm 163 mA GPRS Data Transfer GNSS O...

Page 62: ...3UL 2DL 26 11dBm 312 mA GSM850 2UL 3DL 26 57dBm 224 mA GSM850 1UL 4DL 26 92dBm 136 mA EGSM900 4UL 1DL 25 92dBm 391 mA EGSM900 3UL 2DL 26 11dBm 301 mA EGSM900 2UL 3DL 26 16dBm 217 mA EGSM900 1UL 4DL 2...

Page 63: ...FDD B25 is supported on BG96 of R1 2 hardware version Table 35 GNSS Current Consumption 6 5 RF Output Power The following table shows the RF output power of BG96 module Table 36 BG96 RF Output Power...

Page 64: ...ot Supported 107 0 102 7 112 5 107 5 LTE FDD 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 10...

Page 65: ...tions 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 incorporate...

Page 66: ...ons This chapter describes the mechanical dimensions of the module All dimensions are measured in mm and the dimensional tolerances are 0 05mm unless otherwise specified 7 1 Mechanical Dimensions of t...

Page 67: ...LPWA Module Series BG96 Hardware Design BG96_Hardware_Design 66 79 Figure 32 Module Bottom Dimensions Bottom View...

Page 68: ...ootprint Figure 33 Recommended Footprint Top View 1 For easy maintenance of the module please keep about 3mm between the module and other components on the host PCB 2 All reserved pins must be kept op...

Page 69: ...ardware_Design 68 79 7 3 Top Bottom View of the Module Figure 34 Top View of the Module Figure 35 Bottom View of the Module These are renderings of BG96 module For authentic appearance please refer to...

Page 70: ...e factory environment 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...

Page 71: ...the peak reflow temperature is 238 245 C and the absolute maximum reflow temperature is 245 C To avoid damage to the module caused by repeated heating it is strongly recommended that the module should...

Page 72: ...the devices are ready to be soldered onto the application The reel is 330mm in diameter and each reel contains 250 modules The following figures show the packaging details measured in mm Figure 37 Ta...

Page 73: ...tion of feed Cover tape 13 100 44 5 0 20 0 00 48 5 Figure 38 Reel Dimensions Table 40 Reel Packaging Model Name MOQ for MP Minimum Package 250pcs Minimum Package x 4 1000pcs BG96 250pcs Size 370mm 350...

Page 74: ...mands_Manual BG96 GNSS AT Commands Manual 4 Quectel_RF_Layout_Application_Note RF Layout Application Note 5 Quectel_Module_Secondary_SMT_User_Guide Module Secondary SMT User Guide Abbreviation Descrip...

Page 75: ...put Inorm Normal Current LED Light Emitting Diode LNA Low Noise Amplifier LTE Long Term Evolution MO Mobile Originated MS Mobile Station GSM engine MT Mobile Terminated PAP Password Authentication Pro...

Page 76: ...Maximum Input High Level Voltage 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 In...

Page 77: ...mes Table 43 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...

Page 78: ...e 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...

Page 79: ...rdware Design BG96_Hardware_Design 78 79 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...

Page 80: ...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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