Quectel LTE Standard Module Series, Hardware Design

Page: 6 / 55

LTE Standard Module Series
EG21-G Mini PCIe Hardware Design
EG21-G_Mini_PCIe_Hardware_Design 5 / 54
Table Index
TABLE 1: DESCRIPTION OF EG21-G MINI PCIE.............................................................................................. 9
TABLE 2: KEY FEATURES OF EG21-G MINI PCIE ......................................................................................... 10
TABLE 3: I/O PARAMETERS DEFINITION ....................................................................................................... 15
TABLE 4: PIN DESCRIPTION ........................................................................................................................... 15
TABLE 5: OVERVIEW OF OPERATING MODES ............................................................................................. 18
TABLE 6: DEFINITION OF VCC_3V3 AND GND PINS .................................................................................... 19
TABLE 7: PIN DEFINITION OF (U)SIM INTERFACE ....................................................................................... 20
TABLE 8: PIN DEFINITION OF USB INTERFACE ........................................................................................... 22
TABLE 9: PIN DEFINITION OF MAIN UART INTERFACE ............................................................................... 23
TABLE 10: PIN DEFINITION OF PCM AND I2C INTERFACES ....................................................................... 24
TABLE 11: PIN DEFINITION OF CONTROL AND INDICATION 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 SETTING) ......... 30
TABLE 15: INDICATIONS OF NETWORK STATUS (AT+QCFG="LEDMODE",2) ........................................... 30
TABLE 16: GNSS FREQUENCY ....................................................................................................................... 32
TABLE 17: OPERATING FREQUENCIES ........................................................................................................ 33
TABLE 18: ANTENNA REQUIREMENTS .......................................................................................................... 35
TABLE 19: POWER SUPPLY REQUIREMENTS .............................................................................................. 38
TABLE 20: I/O REQUIREMENTS ...................................................................................................................... 39
TABLE 21: EG21-G MINI PCIE CONDUCTED RF OUTPUT POWER ............................................................. 39
TABLE 22: EG21-G MINI PCIE CONDUCTED RF RECEIVING SENSITIVITY ............................................... 40
TABLE 23: ESD CHARACTERISTICS OF EG21-G MINI PCIE ........................................................................ 41
TABLE 24: CURRENT CONSUMPTION OF EG21-G MINI PCIE .................................................................... 42
TABLE 25: GNSS CURRENT CONSUMPTION OF EG21-G MINI PCIE ......................................................... 46
TABLE 26: RELATED DOCUMENTS ................................................................................................................ 52
TABLE 27: TERMS AND ABBREVIATIONS ...................................................................................................... 52