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LTE-A Module Series

EM12-G Hardware Design

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Table 18: List of Configuration Pins

Config_0

(Pin 21)

Config_1

(Pin 69)

Config_2

(Pin 75)

Config_3

(Pin 1)

Module Type and

Main Host Interface

Port

Configuration

GND

GND

NC

NC

WWAN-USB 3.0

2

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Summary of Contents for EM12-G

Page 1: ...EM12 G Hardware Design LTE A Module Series Rev EM12_Hardware_Design_ Date 2018 09 28 Status Preliminary www quectel com ...

Page 2: ...ROVIDED 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 HEREIN AND DOES NOT ACCEPT ANY LIABILITY FOR ANY INJURY LOSS OR DAMAGE OF ANY KIND INCURRED BY USE OF OR RELIANCE UPON THE INFORMATION ALL INFORMATION SUPPLIED HEREIN IS SUBJECT TO CHANGE WITHOUT PRIOR...

Page 3: ...LTE A Module Series EM12 G Hardware Design EM12 G_Hardware_Design 2 62 About the Document History Revision Date Author Description Draft 2018 09 28 Oscar LIU Reed Wang Initial ...

Page 4: ...n and off Scenarios 24 3 4 1 Turn on the Module 24 3 4 1 1 Turn on the Module Through GPIO Controlled FULL_CARD_POWER_OFF 25 3 4 1 2 Turn on the Module Automatically 25 3 4 2 Turn off the Module 26 3 4 2 1 Turn off the Module Through FULL_CARD_POWER_OFF 26 3 4 2 2 Turn off the Module via AT Command 27 3 5 Reset the Module 27 3 6 U SIM Interfaces 28 3 7 USB Interface 32 3 8 PCIE Interface 34 3 9 PC...

Page 5: ...o Characteristics 50 6 1 Absolute Maximum Ratings 50 6 2 Power Supply Requirements 50 6 3 I O Requirements 51 6 4 Operation and Storage Temperatures 51 6 5 Current Consumption TBD 52 6 6 RF Output Power 52 6 7 RF Receiving Sensitivity 52 6 8 ESD Characteristics 54 6 9 Thermal Dissipation 54 7 Mechanical Dimensions and Packaging 56 7 1 Mechanical Dimensions of the Module 56 7 2 Standard Dimensions ...

Page 6: ...ATUS INDICATIONS OF WWAN_LED SIGNAL 38 TABLE 14 STATE OF THE WAKE_ON_WAN SIGNAL 38 TABLE 15 FUNCTION OF THE DPR SIGNAL 39 TABLE 16 PIN DEFINITION OF TUNABLE ANTENNA CONTROL INTERFACE 40 TABLE 17 PIN DEFINITION OF CONFIGURATION PINS 40 TABLE 18 LIST OF CONFIGURATION PINS 41 TABLE 19 EM12 OPERATING FREQUENCIES 44 TABLE 20 GNSS FREQUENCY 45 TABLE 21 ANTENNA REQUIREMENTS 46 TABLE 22 MAJOR SPECIFICATIO...

Page 7: ...ENCE CIRCUIT OF A 6 PIN U SIM CARD CONNECTOR 31 FIGURE 16 REFERENCE CIRCUIT OF USB 2 0 3 0 INTERFACE 33 FIGURE 17 PRIMARY MODE TIMING 35 FIGURE 18 AUXILIARY MODE TIMING 35 FIGURE 19 REFERENCE CIRCUIT OF PCM APPLICATION WITH AUDIO CODEC 36 FIGURE 20 WWAN_LED SIGNAL REFERENCE CIRCUIT DIAGRAM 38 FIGURE 21 WAKE_ON_WAN BEHAVIOR 39 FIGURE 22 WAKE_ON_WAN SIGNAL REFERENCE CIRCUIT DESIGN 39 FIGURE 23 ANTEN...

Page 8: ...he EU declaration of conformity is available at the following internet address http www quectel com FCC Regulations This device complies with part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 This device must accept any interference received including interference that may cause undesired operation This device has b...

Page 9: ...d s Operation is subject to the following two conditions 1 this device may not cause interference and 2 this device must accept any interference including interference that may cause undesired operation of the device Le présent appareil est conforme aux CNR Innovation Sciences et Dé veloppement économique Canada applicables aux appareils radio exempts de licence L exploitation est autorisée aux de...

Page 10: ...d by the manufacturer could void the user s authority to operate this equipment If the size of the end product is smaller than 8x10cm then additional FCC part 15 19 statement is required to be available in the users manual This device complies with Part 15 of FCC rules Operation is subject to the following two conditions 1 this device may not cause harmful interference and 2 this device must accep...

Page 11: ...e consult 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 restrictions on the use of wireless devices when in hospitals clinics or other healthcare facilities Cellular terminals or mobiles operating over radio signals and cellular network cannot be guaran...

Page 12: ...lso provides GNSS1 and voice functionality2 to meet customers specific application demands The following table shows the frequency bands and GNSS type of EM12 G module Table 1 Frequency Bands and GNSS Type of EM12 G Module Mode EM12 G LTE FDD with Rx diversity B1 B2 B3 B4 B5 B7 B8 B9 B12 B13 B14 B17 B18 B19 B20 B21 3 B25 B26 B28 B29 B30 B32 B66 LTE TDD with Rx diversity B38 39 B40 B41 DL 2 CA B1 3...

Page 13: ...66 CA_66C only 12 29 30 5 B2 B14 B14 B30 B14 B66 Note B29 B32 is only for secondary component carrier DL 3 CA DL inter band 3CA 1 3 7 1 3 19 1 3 20 1 3 5 1 3 8 1 3 28 1 7 20 1 3 5 2 4 5 2 4 13 2 5 30 2 12 30 2 29 30 3 7 20 3 7 28 3 7 8 4 5 30 4 12 30 4 29 30 5 66 2 13 66 2 66 12 30 66 29 30 66 5 30 B2 B14 B66 DL 2 intra band plus inter band 3CA 2 2 5 2 2 13 3 3 7 3 7 7 3 3 20 3 3 28 3 3 1 4 4 5 4 ...

Page 14: ...Support 1 4MHz to 20MHz RF bandwidth Support MIMO in DL direction FDD Max 600Mbps DL 150Mbps UL TDD Max 408Mbps DL 90Mbps UL UMTS Features Support 3GPP R8 DC HSDPA HSPA HSDPA HSUPA and WCDMA Support QPSK 16 QAM and 64 QAM modulation DC HSDPA Max 42Mbps DL HSUPA Max 5 76Mbps UL WCDMA Max 384Kbps DL Max 384Kbps UL Internet Protocol Features Support PPP QMI NTP TCP UDP FTP HTTP PING HTTPS SMTP MMS FT...

Page 15: ...tion Support master and slave modes but must be the master in long frame synchronization USB Interface Compliant with USB 3 0 and 2 0 specifications with maximum transmission rates up to 5Gbps on USB 3 0 and 480Mbps on USB 2 0 Used for AT command communication data transmission firmware upgrade software debugging GNSS NMEA sentence output and voice over USB Support USB serial drivers for Windows 7...

Page 16: ...rface FULL_CARD_POWER_OFF W_DISABLE1 USB2 0 USB3 0 U SIM1 U SIM2 WWAN_LED WAKE_ON_WAN NAND DDR2 SDRAM PCM W_DISABLE2 GPIOs Tx Rx Blocks ANT_DIV PCIE Figure 1 Functional Diagram 2 4 Evaluation Board In order to help customers develop applications conveniently with EM12 G Quectel supplies the evaluation board M 2 EVB USB to RS 232 converter cable USB type C cable earphone antenna and other periphera...

Page 17: ...G comply with PCI Express M 2 specifications This chapter mainly describes the definition and application of the following interfaces signals pins of EM12 G Power supply U SIM interfaces USB interface PCIE interface PCM and I2C interfaces Control and indicator signals Tunable antenna control interface Configuration pins means under development NOTE ...

Page 18: ... S B 3 0 _ T X 2 9 G N D 2 7 D P R 2 5 W AK E _ O N _ W AN 2 3 C O N F IG _ 0 2 1 N o tc h N o tc h N o tc h N o tc h G N D 1 1 U S B _ D M 9 U S B _ D P 7 G N D 5 G N D 3 C O N F IG _ 3 1 N o P in N a m e 7 4 VC C 7 2 VC C 7 0 VC C 6 8 N C 6 6 U S IM1 _ D E T 6 4 R E S E R VE D 6 2 R E S E R VE D 6 0 R E S E R VE D 5 8 I2 C _ S C L 5 6 I2 C _ S D A 5 4 N C 5 2 N C 5 0 N C 4 8 U S IM2 _ VD D 4 6 U...

Page 19: ...nput PO Power output Pin No M 2 Socket 2 WWAN Module Pinout EM12 G Pin Name I O Description Comment 1 CONFIG_3 CONFIG_3 Not connected internally EM12 G is configured as WWAN USB 3 0 2 3 3V VCC PI Power supply Vmin 3 135V Vnorm 3 7V Vmax 4 4V 3 GND GND Ground 4 3 3V VCC PI Power supply Vmin 3 135V Vnorm 3 7V Vmax 4 4V 5 GND GND Ground 6 FULL_CARD_ POWER_OFF FULL_CARD_ POWER_OFF DI A signal to contr...

Page 20: ... Notch 19 Key Notch Notch 20 GPIO_5 AUDIO_0 PCM_CLK IO PCM data bit clock In master mode it is an output signal In slave mode it is an input signal If unused keep it open 1 8V power domain 21 CONFIG_0 CONFIG_0 Connected to GND internally EM12 G is configured as WWAN USB 3 0 22 GPIO_6 AUDIO_1 PCM_IN DI PCM data input 1 8V power domain 23 GPIO_11 WOWWAN WAKE_ON_ WAN OD A signal to wake up the host I...

Page 21: ...V power domain 37 USB3 0 RX USB3 0_RX DI USB 3 0 receive data 38 N C NC NC 39 GND GND Ground 40 GPIO_0 SIM_DET2 USIM2_DET DI U SIM2 card insertion detection Pulled up internally 41 PETn0 PCIE_TX DO PCIE transmit data 42 GPIO_1 SIM_DAT2 USIM2_DATA IO U SIM2 card data Pulled up to USIM2_VDD internally 43 PETp0 PCIE_TX DO PCIE transmit data 44 GPIO_2 SIM_CLK2 USIM2_CLK DO U SIM2 card clock 1 8V 3 0V ...

Page 22: ... DO Tunable antenna control 1 8V power domain 60 COEX3 RESERVED Reserved 61 ANTCTL1 ANTCTL1 DO Tunable antenna control 1 8V power domain 62 COEX2 RESERVED Reserved 63 ANTCTL2 ANTCTL2 DO Tunable antenna control 1 8V power domain 64 COEX1 RESERVED Reserved 65 ANTCTL3 ANTCTL3 DO Tunable antenna control 1 8V power domain 66 SIM_DETECT USIM1_DET DI U SIM1 card insertion detection Pulled up internally 6...

Page 23: ... sure that the input voltage will never drop below 3 135V otherwise the module will be powered off automatically The following figure shows the maximum voltage drop during radio transmission in 3G and 4G networks VCC Max Tx power Min 3 135V Ripple Drop Max Tx power 73 GND GND Ground 74 3 3V VCC PI Power supply Vmin 3 135V Vnorm 3 7V Vmax 4 4V 75 CONFIG_2 CONFIG_2 Not connected internally EM12 G is...

Page 24: ...d to use a zener diode with reverse zener voltage of 5 1V and dissipation power more than 0 5W The following figure shows a reference circuit of VCC Module VCC VCC C1 220uF D1 5 1V C2 1uF C3 100nF C4 33pF C5 10pF Figure 4 Reference Circuit of VCC 3 3 2 Reference Design for Power Supply Power design for the module is very important as the performance of the module largely depends on the power sourc...

Page 25: ... suggested that the power supply can be cut off after pulling down FULL_CARD_POWER_OFF for about 100ms 3 4 Turn on and off Scenarios 3 4 1 Turn on the Module Driving the FULL_CARD_POWER_OFF pin to a high level will power on the module The following table shows the definition of FULL_CARD_POWER_OFF Table 6 Definition of FULL_CARD_POWER_OFF Pin Pin Name Pin No Description DC Characteristics Comment ...

Page 26: ... GND GND GPIO FULL_CARD_POWER_OFF 3 3V Figure 6 Turn on the Module Through GPIO Controlled FULL_CARD_POWER_OFF 3 4 1 2 Turn on the Module Automatically If FULL_CARD_POWER_OFF is pulled up to 3 3V with a 5kΩ 10kΩ resistor the module will be powered on automatically when the power supply for VCC is applied and will be powered off when the power supply is removed A reference circuit is shown in the f...

Page 27: ... Please make sure that VCC is stable before pulling down FUL_CARD_POWER_OFF pin The time between them is no less than 30ms 3 4 2 Turn off the Module 3 4 2 1 Turn off the Module Through FULL_CARD_POWER_OFF Driving the FULL_CARD_POWER_OFF pin to low will turn off the module The power down scenario is illustrated in the following figure VCC FULL_CARD_POWER_OFF RUNNING OFF Module Status ON Figure 9 Ti...

Page 28: ... Module The RESET pin is used to reset the module The module can be reset by driving RESET to a low level voltage for 250ms 600ms Table 7 RESET Pin Definition An open collector collector driver or button can be used to control the RESET pin Reset pulse RESET 4 7K 47K Figure 10 Reference Circuit of RESET by Using Driving Circuit Pin Name Pin No Description DC Characteristics Comment RESET 67 Reset ...

Page 29: ... the following figure VIL 0 5V VIH 1 3V VCC 250ms Resetting Module Status Running RESET Restart 600ms Figure 12 Timing of Resetting Module Please ensure that there is no large capacitance on RESET pin 3 6 U SIM Interfaces The U SIM interface circuitry meets ETSI and IMT 2000 requirements Both 1 8V and 3 0V U SIM cards are supported and Dual SIM Single Standby function is supported NOTE ...

Page 30: ...ector Pin Name Pin No I O Description Comment USIM1_VDD 36 PO Power supply for U SIM1 card Either 1 8V or 3 0V is supported by the module automatically USIM1_DATA 34 IO Data signal of U SIM1 card USIM1_CLK 32 DO Clock signal of U SIM1 card USIM1_RESET 30 DO Reset signal of U SIM1 card USIM1_DET 66 DI U SIM1 card insertion detection Active high Pulled up internally When U SIM1 card is present it is...

Page 31: ... is at low level When the U SIM is inserted CD is open to SW and USIM_DET is at high level The following figure shows a reference design of U SIM interface with normally open U SIM card connector Module USIM_VDD USIM_RESET USIM_CLK USIM_DATA USIM_DET 22R 22R 22R 100nF U SIM Card Connector GND 33pF 33pF 33pF VCC RST CLK IO VPP GND GND USIM_VDD 15K GND CD 1 8V 4 7K 33K SW Figure 14 Reference Circuit...

Page 32: ...away from RF and VCC traces Assure the ground between the module and the U SIM card connector short and wide Keep the trace width of ground and USIM_VDD no less than 0 5mm to maintain the same electric potential To avoid cross talk between USIM_DATA and USIM_CLK keep them away from each other and shield them with surrounded ground In order to offer good ESD protection it is recommended to add a TV...

Page 33: ... of USB interface Table 9 Pin Definition of USB Interface For more details about the USB 2 0 3 0 specifications please visit http www usb org home The USB interface is recommended to be reserved for firmware upgrade in customers designs The following figure shows a reference circuit of USB 2 0 USB 3 0 interface Pin No Pin Name I O Description Comment 7 USB_DP IO USB 2 0 differential data bus Requi...

Page 34: ...pairs with total grounding 1 For USB 2 0 routing traces the trace impedance of the differential pair should be 90Ω and the trace length difference between the differential pair should be less than 2mm 2 For USB 3 0 routing traces the trace impedance of Tx and Rx differential pairs should be 90Ω and the trace length difference between Tx and Rx differential pairs should be less than 0 7mm Do not ro...

Page 35: ... transmitted on the rising edge The PCM_SYNC falling edge represents the MSB In this mode the PCM interface supports 256kHz 512kHz 1024kHz or 2048kHz PCM_CLK at 8kHz PCM_SYNC and also supports 4096kHz PCM_CLK at 16kHz PCM_SYNC In auxiliary mode the data is sampled on the falling edge of the PCM_CLK and transmitted on the rising edge The PCM_SYNC rising edge represents the MSB In this mode PCM inte...

Page 36: ...PCM_SYNC PCM_OUT MSB LSB PCM_IN 125us MSB 1 2 32 31 LSB Figure 18 Auxiliary Mode Timing The following table shows the pin definition of PCM and I2C interfaces which can be applied on audio codec design Table 10 Pin Definition of PCM and I2C Interfaces Pin Name Pin No I O Description Comment PCM_IN 22 DI PCM data input 1 8V power domain PCM_OUT 24 DO PCM data output 1 8V power domain ...

Page 37: ... using short frame synchronization format with 2048kHz PCM_CLK and 8kHz PCM_SYNC Please refer to document 2 for details about AT QDAI command The following figure shows a reference design of PCM interface with an external codec IC PCM_IN PCM_OUT PCM_SYNC PCM_CLK I2C_SCL I2C_SDA Module 1 8V 4 7K BCLK LRCK DAC ADC SCL SDA BIAS MICBIAS INP INN LOUTP LOUTN Codec 4 7K Figure 19 Reference Circuit of PCM...

Page 38: ...nds The following table shows the RF function status of the module Table 12 RF Function Status Pin No Pin Name I O Power Domain Description 10 WWAN_LED OD 3 3V It is an open collector and active low signal It is used to indicate the RF status of the module 23 WAKE_ON_WAN OD 1 8V A signal to wake up the host It is an open collector and active low signal 8 W_DISABLE1 DI 1 8V 3 3V Airplane mode contr...

Page 39: ...dications of WWAN_LED Signal 3 10 3 WAKE_ON_WAN Signal The WAKE_ON_WAN signal is an open collector signal which requires a pull up resistor on the host When a URC returns a 1s low level pulse signal will be outputted to wake up the host The module operation status indicated by WAKE_ON_WAN is shown as below Table 14 State of the WAKE_ON_WAN Signal WWAN_LED Level Description Low Level LED ON RF func...

Page 40: ...er Reduction signal for body SAR Specific Absorption Rate detection The signal is sent by a host system proximity sensor to EM12 G module to provide an input trigger which will reduce the output power in the radio transmission Table 15 Function of the DPR Signal Please refer to document 2 for more details about AT QCFG sarcfg command DPR Level Function High Floating Max transmitting power will NOT...

Page 41: ...ment ANTCTL0 59 DO Tunable antenna control 1 8V power domain ANTCTL1 61 DO Tunable antenna control 1 8V power domain ANTCTL2 63 DO Tunable antenna control 1 8V power domain ANTCTL3 65 DO Tunable antenna control 1 8V power domain means under development 3 12 Configuration Pins EM12 G provides 4 configuration pins and it is configured as WWAN USB 3 0 2 Table 17 Pin Definition of Configuration Pins T...

Page 42: ... Hardware Design EM12 G_Hardware_Design 41 62 Table 18 List of Configuration Pins Config_0 Pin 21 Config_1 Pin 69 Config_2 Pin 75 Config_3 Pin 1 Module Type and Main Host Interface Port Configuration GND GND NC NC WWAN USB 3 0 2 ...

Page 43: ...solution that supports Gen9C Lite of Qualcomm GPS GLONASS BeiDou Galileo and QZSS EM12 G supports standard NMEA 0183 protocol and outputs NMEA sentences at 1Hz data update rate via USB interface by default By default EM12 G 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 ...

Page 44: ...iversity antenna interface which is used to resist the fall of signals caused by high speed movement and multipath effect and a GNSS antenna interface The antenna ports have an impedance of 50Ω 5 1 Main Rx diversity Antenna Interfaces The main Rx diversity GNSS antenna interfaces are shown as below Figure 23 Antenna Interfaces on the Module ...

Page 45: ...869 894 MHz WCDMA B8 880 915 925 960 MHz WCDMA B9 1750 1785 1845 1880 MHz WCDMA B19 830 845 875 890 MHz LTE B1 1920 1980 2110 2170 MHz LTE B2 1850 1910 1930 1990 MHz LTE B3 1710 1785 1805 1880 MHz LTE B4 1710 1755 2110 2155 MHz LTE B5 824 849 869 894 MHz LTE B7 2500 2570 2620 2690 MHz LTE B8 880 915 925 960 MHz LTE B9 1749 9 1784 9 1844 9 1879 9 MHz LTE B12 699 716 729 746 MHz LTE B13 777 787 746 ...

Page 46: ... MHz GLONASS 1597 5 1605 8 MHz BeiDou 1561 098 2 046 MHz LTE B20 832 862 791 821 MHz LTE B21 1447 9 1462 9 1495 9 1510 9 MHz LTE B25 1850 1915 1930 1995 MHz LTE B26 814 849 859 894 MHz LTE B28 703 748 758 803 MHz LTE B29 717 728 MHz LTE B30 2305 2315 2350 2360 MHz LTE B32 1452 1496 MHz LTE B38 2570 2620 2570 2620 MHz LTE B39 1880 1920 1880 1920 MHz LTE B40 2300 2400 2300 2400 MHz LTE B41 2496 2690...

Page 47: ...Input Impedance 50Ω Cable insertion loss 1dB WCDMA B5 B8 B19 LTE B5 B8 B12 B13 B14 B17 B18 B19 B20 B26 B28 B29 Cable insertion loss 1 5dB WCDMA B1 B2 B3 B4 B9 LTE B1 B2 B3 B4 B9 B21 B25 B32 B39 B66 Cable insertion loss 2dB LTE B7 B30 B38 B40 B41 1 It is recommended to use a passive GNSS antenna when LTE B13 or B14 is supported as the use of active antenna may generate harmonics which will affect t...

Page 48: ...Temperature Rating 40 C to 85 C Voltage Standing Wave Ratio VSWR Meet the requirements of Max 1 3 DC 3GHz Max 1 45 3GHz 6GHz The receptacle RF connector used in conjunction with EM12 G will accept two types of mating plugs that will meet a maximum height of 1 2mm using a Ø0 81mm coaxial cable or a maximum height of 1 45mm utilizing a Ø1 13mm coaxial cable The following figure shows the specificati...

Page 49: ...igure illustrates the connection between the receptacle RF connector on EM12 G and the mating plug using a Ø0 81mm coaxial cable Figure 26 Connection between RF Connector and Mating Plug Using Ø0 81mm Coaxial Cable The following figure illustrates the connection between the receptacle RF connector on EM12 G and the mating plug using a Ø1 13mm coaxial cable ...

Page 50: ...LTE A Module Series EM12 G Hardware Design EM12 G_Hardware_Design 49 62 Figure 27 Connection between RF Connector and Mating Plug Using Ø1 13mm Coaxial Cable ...

Page 51: ...ule are listed in the following table Table 23 Absolute Maximum Ratings Parameter Min Max Unit VCC 0 3 4 7 V Voltage at Digital Pins 0 3 2 3 V 6 2 Power Supply Requirements The typical input voltage of EM12 G is 3 7V as specified by PCIe M 2 Electromechanical Spec Rev1 0 The following table shows the power supply requirements of EM12 G Table 24 Power Supply Requirements Parameter Description Min T...

Page 52: ...ended temperature range the module remains the ability to establish and maintain a voice SMS data transmission emergency call etc There is no unrecoverable malfunction There are also no 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 operating temp...

Page 53: ...TE TDD bands 23dBm 2dB 40dBm 6 7 RF Receiving Sensitivity The following tables show conducted RF receiving sensitivity of EM12 G module Table 28 EM12 G Conducted RF Receiving Sensitivity PRX DRX TBD Frequency Primary Typ Diversity Typ SIMO1 Typ 3GPP SIMO WCDMA B1 109 5 106 7dBm WCDMA B2 109 5 104 7dbm WCDMA B3 109 5 103 7dbm WCDMA B4 109 0 106 7dBm WCDMA B5 110 5 104 7dbm WCDMA B8 110 5 103 7dBm W...

Page 54: ...0dBm 93 3dBm LTE FDD B14 10M 97 0 97 5 100 0dBm 93 3dBm LTE FDD B17 10M 99 0 99 0 101 0dBm 93 3dBm LTE FDD B18 10M 99 0 99 0 101 0dBm 96 3dBm LTE FDD B19 10M 98 5 98 5 100 5dBm 96 3dBm LTE FDD B20 10M 98 5 98 5 100 5dBm 93 3dBm LTE FDD B21 10M 96 0 96 0 98 0dBm 96 3dBm LTE TDD B25 10M 96 5 97 0 99 0dBm 92 8dBm LTE TDD B26 10M 99 0 98 5 100 5dBm 93 8dBm LTE TDD B28 10M 98 0 99 0 100 5dBm 94 8dBm LT...

Page 55: ...ny application that incorporates the module The following table shows the module electrostatic discharge characteristics Table 29 Electrostatic Discharge Characteristics Temperature 25º C Humidity 40 Tested Points Contact Discharge Air Discharge Unit VBAT GND 5 10 kV Antenna Interfaces 4 8 kV Other Interfaces 0 5 1 kV 6 9 Thermal Dissipation EM12 G is designed to work over an extended temperature ...

Page 56: ...n PCB ground It is NOT recommended to apply solder mask on the main PCB where the module s thermal dissipation area is located Select an appropriate material thickness and surface for the outer housing i e the mechanical enclosure of the application device that integrates the module so that it provides good thermal dissipation Customers may also need active cooling to pull heat away from the modul...

Page 57: ...Packaging This chapter mainly describes mechanical dimensions and packaging specifications of EM12 G module All dimensions are measured in mm and the tolerances for dimensions without tolerance values are 0 05mm 7 1 Mechanical Dimensions of the Module Figure 29 Mechanical Dimensions of EM12 G Unit mm ...

Page 58: ...g figure shows the standard dimensions of M 2 PCI Express Please refer to document 4 for detailed A and B Figure 30 Standard Dimensions of M 2 Type 3042 S3 Unit mm According to M 2 nomenclature EM12 G is Type 3042 S3 B 30 0mm 42 0mm max component height on the top is 1 5mm and single sided key ID is B Figure 31 M 2 Nomenclature ...

Page 59: ...le that you get from Quectel 7 4 M 2 Connector EM12 G adopts a standard PCI Express M 2 connector which compiles with the directives and standards listed in the document 4 7 5 Barcode Rule The PN Q1 A2449 printed on the label is fixed for Quectel For the SN shown in the top view the first two digits indicate project stage For example D1 means DVT1 The next one digit indicates the code of the facto...

Page 60: ... EM12 G modules are packaged in trays The following figure shows the tray size Figure 33 Tray Size Each tray contains 10 modules The smallest package contains 100 modules Tray packaging procedure as below 1 Use 10 trays to package 100 modules at a time tray size 247mm 172mm 2 Place an empty tray on the top of the 10 tray stack 3 Fix the stack with masking tape in shape as shown in the figure 4 Pac...

Page 61: ...LTE A Module Series EM12 G Hardware Design EM12 G_Hardware_Design 60 62 Figure 34 Tray Packaging Procedure ...

Page 62: ... EG06 and EM06 GNSS AT Commands Manual 4 PCI Express M 2 Specification PCI Express Specification Abbreviation Description bps Bits Per Second DC HSPA Dual carrier High Speed Packet Access DFOTA Delta Firmware Upgrade Over The Air DL Down Link ESD Electrostatic Discharge FDD Frequency Division Duplexing GLONASS GLObalnaya Navigatsionnaya Sputnikovaya Sistema the Russian Global Navigation Satellite ...

Page 63: ... Multiple Output MLCC Multiplayer Ceramic Chip Capacitor MMS Multimedia Messaging Service MO Mobile Originated MT Mobile Terminated PDU Protocol Data Unit PPP Point to Point Protocol RF Radio Frequency Rx Receive SAR Specific Absorption Rate SMS Short Message Service Tx Transmit UART Universal Asynchronous Receiver Transmitter UL Up Link URC Unsolicited Result Code U SIM Universal Subscriber Ident...

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