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LTE Standard Module Series

EG21-G Mini PCIe Hardware Design

EG21-G_Mini_PCIe_Hardware_Design 42 / 54

6.6. Current Consumption

Table 24: Current Consumption of EG21-G Mini PCIe

Parameter Description

Conditions

Typ.

Unit

VBAT

Sleep state

AT+CFUN=0

(USB disconnected)

TBD

EGSM @DRX=2 (USB disconnected)

TBD

EGSM @DRX=5 (USB disconnected)

TBD

EGSM @DRX=5 (USB suspend)

TBD

EGSM @DRX=9 (USB disconnected)

TBD

DCS1800 @DRX=2 (USB disconnected)

TBD

DCS1800 @DRX=5 (USB disconnected)

TBD

DCS1800 @DRX=5 (USB suspend)

TBD

DCS1800 @DRX=9 (USB disconnected)

TBD

WCDMA @PF=64 (USB suspend)

TBD

WCDMA @PF=128 (USB disconnected)

TBD

WCDMA @PF=256 (USB disconnected)

TBD

WCDMA @ PF=512 (USB disconnected)

TBD

LTE-FDD @PF=32 (USB disconnected)

TBD

LTE-FDD @PF=64 (USB disconnected)

TBD

LTE-FDD @PF=64 (USB suspend)

TBD

Antenna Interfaces

+/-4

+/-8

USB Interface

+/-4

+/-8

(U)SIM Interface

+/-4

+/-8

Others

+/-0.5

+/-1

Содержание LTE Standard Module Series

Страница 1: ...EG21 G Mini PCIe Hardware Design LTE Standard Module Series Rev EG21 G_Mini_PCIe_Hardware_Design_V1 0 Date 2019 11 21 Status Released www quectel com...

Страница 2: ...TS CUSTOMERS THE 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...

Страница 3: ...LTE Standard Module Series EG21 G Mini PCIe Hardware Design EG21 G_Mini_PCIe_Hardware_Design 2 54 About the Document History Revision Date Author Description 1 0 2019 11 21 Lorry XU Ethan SHAN Initial...

Страница 4: ...Modes 18 3 2 Power Saving 19 3 2 1 Sleep Mode 19 3 2 2 Airplane Mode 19 3 3 Power Supply 19 3 4 U SIM Interface 20 3 5 USB Interface 22 3 6 UART Interface 23 3 7 PCM and I2C Interfaces 24 3 8 Control...

Страница 5: ...6 2 Power Supply Requirements 38 6 3 I O Requirements 39 6 4 RF Characteristics 39 6 5 ESD Characteristics 41 6 6 Current Consumption 42 6 7 Thermal Consideration 47 7 Dimensions and Packaging 49 7 1...

Страница 6: ...NDICATION SIGNALS 27 TABLE 12 AIRPLANE MODE CONTROLLED BY HARDWARE METHOD 28 TABLE 13 AIRPLANE MODE CONTROLLED BY SOFTWARE METHOD 28 TABLE 14 INDICATIONS OF NETWORK STATUS AT QCFG LEDMODE 0 DEFAULT SE...

Страница 7: ...URE 8 TIMING IN PRIMARY MODE 25 FIGURE 9 TIMING IN AUXILIARY MODE 26 FIGURE 10 REFERENCE CIRCUIT OF PCM AND I2C APPLICATION WITH AUDIO CODEC 26 FIGURE 11 RI BEHAVIORS 27 FIGURE 12 TIMING OF RESETTING...

Страница 8: ...h customers applications This document helps customers quickly understand module interface specifications electrical characteristics mechanical specifications and other related information of the modu...

Страница 9: ...aircraft Please 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 pleas...

Страница 10: ...and GNSS functionalities for customers applications EG21 G Mini PCIe module can be applied in the following fields PDA and Laptop Computer Remote Monitor System Vehicle System Wireless POS System Int...

Страница 11: ...dB for DCS1800 Class 1 30dBm 2dB for PCS1900 Class E2 27dBm 3dB for GSM850 8 PSK Class E2 27dBm 3dB for EGSM900 8 PSK Class E2 26dBm 3dB for DCS1800 8 PSK Class E2 26dBm 3dB for PCS1900 8 PSK Class 3...

Страница 12: ...d CTS hardware flow control Baud rate can reach up to 230400bps 115200bps by default Used for AT command communication Audio Features Support one digital audio interface PCM interface GSM HR FR EFR AM...

Страница 13: ...t reduce in their value and exceed the specified tolerances When the temperature returns to normal operation temperature levels the module will meet 3GPP specifications again 3 means under development...

Страница 14: ...llowing figure shows the block diagram of EG21 G Mini PCIe EG21 G Module PCM I2C Mini PCI Express Interface USB W_DISABLE PERST LED_WWAN Main Antenna Connector VCC Main Antenna VBAT GNSS Antenna Conne...

Страница 15: ...ng figure shows the pin assignment of EG21 G Mini PCIe module The top side contains EG21 G module and antenna connectors PIN2 PIN52 BOT PIN1 PIN51 TOP Pin Name Pin No WAKE 1 3 5 7 9 11 13 15 17 19 21...

Страница 16: ...onal OC Open Collector PI Power Input PO Power Output Pin No Mini PCI Express Standard Name EG21 G Mini PCIe Pin Name I O Description Comment 1 WAKE WAKE OC Output signal used to wake up the host 2 3...

Страница 17: ...IM card 15 GND GND Mini card ground 16 UIM_VPP RESERVED Reserved 17 RESERVED RI DO Ring indication 18 GND GND Mini card ground 19 RESERVED RESERVED Reserved 20 W_DISABLE W_DISABLE DI Airplane mode con...

Страница 18: ...l impedance of 90 37 GND GND Mini card ground 38 USB_D USB_DP IO USB differential data Require differential impedance of 90 39 3 3Vaux VCC_3V3 PI 3 0V 3 6V typically 3 3V DC supply 40 GND GND Mini car...

Страница 19: ...decided by network setting and data transfer rate Minimum Functionality Mode AT CFUN command can set the module to a minimum functionality mode without removing the power supply In this case both RF f...

Страница 20: ...n of VCC_3V3 pins and ground pins Table 6 Definition of VCC_3V3 and GND Pins The typical supply voltage of EG21 G Mini PCIe is 3 3V In the 2G network the input peak current may reach 2 7A during the t...

Страница 21: ...face Table 7 Pin Definition of U SIM Interface EG21 G Mini PCIe supports U SIM card hot plug via the USIM_PRESENCE pin The function supports low level and high level detections By default It is disabl...

Страница 22: ...SIM interface with a 6 pin U SIM card connector is illustrated in the following figure USIM_VDD GND USIM_RST USIM_CLK USIM_DATA 0R 0R 0R 100nF GND 33pF 33pF 33pF VCC RST CLK IO VPP GND GND 15K USIM_VD...

Страница 23: ...ctor The pull up resistor on USIM_DATA line can improve anti jamming capability when long layout trace and sensitive occasion are applied and should be placed close to the U SIM card connector 3 5 USB...

Страница 24: ...important to route the USB differential traces in inner layer with ground shielding on not only upper and lower layers but also right and left sides Pay attention to the influence of junction capacit...

Страница 25: ...default Please refer to document 2 for details 3 7 PCM and I2C Interfaces EG21 G Mini PCIe provides one Pulse Code Modulation PCM digital interface and one I2C interface The following table shows the...

Страница 26: ...024kHz or 2048kHz PCM_CLK at 8kHz PCM_SYNC and also supports 4096kHz PCM_CLK at 16kHz PCM_SYNC The following figure shows the timing relationship in primary mode with 8kHz PCM_SYNC and 2048kHz PCM_CLK...

Страница 27: ...h 2048kHz PCM_CLK and 8kHz PCM_SYNC In addition EG21 G Mini PCIe s firmware has integrated the configuration on some PCM codec s application with I2C interface Please refer to document 2 for details a...

Страница 28: ...turn Figure 11 RI Behaviors 3 8 2 DTR Signal The DTR signal is used for sleep mode control It is pulled up by default When module is in sleep mode driving it to low can wake up the module For more det...

Страница 29: ...through AT commands AT CFUN and the details are as follows Table 13 Airplane Mode Controlled by Software Method 3 8 4 PERST Signal The PERST signal can be used to force a hardware reset on the card T...

Страница 30: ...he following circuit in order to reduce the current of the LED a resistor must be placed in series with the LED The LED is emitting light when the LED_WWAN output signal is active low The LED is emitt...

Страница 31: ...ions of Network Status AT QCFG ledmode 2 Pin Status Description Low Level Light ON Registered on network successfully High impedance Light OFF No network coverage or not registered W_DISABLE signal is...

Страница 32: ...by default By default EG21 G Mini PCIe 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...

Страница 33: ...e minimum GNSS signal power required for the module to maintain lock within 3 minutes after loss of lock 3 Cold start sensitivity the minimum GNSS signal power at which the module can fix position suc...

Страница 34: ...ed by default The impedance of the antenna connectors is 50 5 1 1 Operating Frequency The following table shows the operating frequencies of EG21 G Mini PCIe Table 17 Operating Frequencies 3GPP Band T...

Страница 35: ...LTE FDD B7 2500 2570 2620 2690 MHz LTE FDD B8 880 915 925 960 MHz LTE FDD B12 699 716 729 746 MHz LTE FDD B13 777 787 746 756 MHz LTE FDD B18 815 830 860 875 MHz LTE FDD B19 830 845 875 890 MHz LTE FD...

Страница 36: ...d LNA gain 17dB GSM UMTS LTE VSWR 2 Efficiency 30 Max input power 50W Input impedance 50 Cable insertion loss 1dB GSM850 EGSM900 WCDMA B5 B6 B8 B19 LTE FDD B5 B8 B12 B13 B18 B19 B20 B26 B28 Cable inse...

Страница 37: ...EG21 G Mini PCIe is mounted with RF connectors receptacles for convenient antenna connection The dimensions of the antenna connectors are shown as below Figure 15 Dimensions of the Receptacle RF Conn...

Страница 38: ...rdware Design EG21 G_Mini_PCIe_Hardware_Design 37 54 The following figure describes the space factor of mating plugs Figure 17 Space Factor of Mating Plugs Unit mm For more details of the recommended...

Страница 39: ...ni PCIe Power supply requirements I O requirements RF characteristics GNSS receiver ESD characteristics Current consumption Thermal consideration 6 2 Power Supply Requirements The input voltage of EG2...

Страница 40: ...following tables show the conducted RF output power and receiving sensitivity of EG21 G Mini PCIe module Table 21 EG21 G Mini PCIe Conducted RF Output Power Parameter Description Min Max Unit VIH Inpu...

Страница 41: ...G Mini PCIe Conducted RF Receiving Sensitivity LTE FDD B13 B18 B19 B20 B25 B26 B28 23dBm 2dB 39dBm LTE TDD B38 B39 B40 B41 23dBm 2dB 39dBm Frequency Bands Primary Diversity SIMO 1 3GPP SIMO GSM850 108...

Страница 42: ...B8 10MHz 98dBm 98 1dBm 99 8dBm 93 3dBm LTE TDD B12 10MHz 98dBm 98 1dBm 99 9dBm 93 3dBm LTE TDD B13 10MHz 98dBm 98 1dBm 100 1dBm 93 3dBm LTE TDD B18 10MHz 98dBm 99 5dBm 100dBm 96 3dBm LTE TDD B19 10MHz...

Страница 43: ...RX 5 USB suspend TBD mA EGSM DRX 9 USB disconnected TBD mA DCS1800 DRX 2 USB disconnected TBD mA DCS1800 DRX 5 USB disconnected TBD mA DCS1800 DRX 5 USB suspend TBD mA DCS1800 DRX 9 USB disconnected T...

Страница 44: ...ed TBD mA EGSM DRX 5 USB connected TBD mA WCDMA PF 64 USB disconnected TBD mA WCDMA PF 64 USB connected TBD mA LTE FDD PF 64 USB disconnected TBD mA LTE FDD PF 64 USB connected TBD mA LTE TDD PF 64 US...

Страница 45: ...TBD mA GSM850 3UL 2DL 23 32dBm TBD mA GSM850 4UL 1DL 22 30dBm TBD mA EGSM900 1UL 4DL 25 95dBm TBD mA EGSM900 2UL 3DL 24 99dBm TBD mA EGSM900 3UL 2DL 23 25dBm TBD mA EGSM900 4UL 1DL 22 27dBm TBD mA DCS...

Страница 46: ...TBD mA LTE FDD B4 23 41dBm TBD mA LTE FDD B5 23 25dBm TBD mA LTE FDD B7 23 42dBm TBD mA LTE FDD B8 22 99dBm TBD mA LTE FDD B12 23 29dBm TBD mA LTE FDD B13 23 04dBm TBD mA LTE FDD B18 23 39dBm TBD mA L...

Страница 47: ...D mA WCDMA B2 23 64dBm TBD mA WCDMA B4 23 82dBm TBD mA WCDMA B5 23 50dBm TBD mA WCDMA B6 23 54dBm TBD mA WCDMA B8 23 58dBm TBD mA WCDMA B19 23 40dBm TBD mA Table 25 GNSS Current Consumption of EG21 G...

Страница 48: ...ipation performance The reference ground of the area where the module is mounted should be complete and add ground vias as many as possible for better heat dissipation Add a heatsink on the top of the...

Страница 49: ...ta rate etc When the maximum BB chip temperature reaches or exceeds 115 C the module will disconnect from the network and it will recover to network connected state after the maximum temperature falls...

Страница 50: ...module All dimensions are measured in millimeter mm and the dimensional tolerances are 0 05mm unless otherwise specified 7 2 Mechanical Dimensions of EG21 G Mini PCIe 8 34 6 39 6 39 2 05 30 00 0 20 5...

Страница 51: ...n EG21 G_Mini_PCIe_Hardware_Design 50 54 7 3 Standard Dimensions of Mini PCI Express The following figure shows the standard dimensions of Mini PCI Express Please refer to document 1 for Detail A and...

Страница 52: ...mpiles with the directives and standards listed in the document 1 The following figure takes the Molex 679105700 as an example Figure 21 Dimensions of the Mini PCI Express Connector Molex 679105700 7...

Страница 53: ...Manual AT commands manual for LTE Standard modules 3 Quectel_LTE_Standard_GNSS_Application_Note GNSS application note for LTE Standard modules 4 Quectel_LTE_Module_Thermal_Design_Guide Thermal design...

Страница 54: ...Global Navigation Satellite System GPS Global Positioning System GSM Global System for Mobile Communications HR Half Rate HSPA High Speed Packet Access HSUPA High Speed Uplink Packet Access kbps Kilo...

Страница 55: ...Radio Frequency RTS Ready To Send Rx Receive SIMO Single Input Multiple Output SMS Short Message Service TX Transmitting Direction TVS Transient Voltage Suppressor UART Universal Asynchronous Receiver...

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