User's Guide

xE922-3GR Hardware User Guide
1VV0301272 Rev.0.8 2017-01-05
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o I2C_AUX : auxiliary use
o I2C_CAM / I2C_TP : available when not applied for camera and/or
touchpad control
· USIF1 port: configurable as SPI or UART (up to 48MHz) (multiplexed with I2S)
· USIF2 port: configurable as SPI or UART (up to 26MHz)
· 26 general purpose GPIOs with at least 8 interrupts ( more can be available
depending on final product configuration)
· Analog audio I/F
· Antenna RF ports (GNSS, CELLULAR,WIFI/BT)
K) Form factor (40x34mm), 441 pin LGA
L) Single supply module. The module generates all its internal supply voltages.
M) Built-in RTC / backup supply pin for supercap
N) Two Operating temperature range specified for the xE922-3GR family:
· Commercial: 0 °C to +70 °C
· Industrial extended temperature: -40 °C to +85 °C
O) Cellular transmitter can work simultaneously with the transmitter in the 2.4GHz band. Only
one of the 2.4 GHz modes works at a given moment and it can work simultaneously with any
of the cellular modes.
2.3. Reference table of RF bands characteristics
2.3.1. Cellular network:
Mode
Freq. TX
(MHz)
Freq. RX (MHz)
Channels
TX
-
RX offset
PCS 1900
1850.2 ~ 1909.8
1930.2 ~ 1989.8
512 ~ 810
80MHz
DCS 1800
1710 ~ 1785
1805 ~ 1880
512 ~ 885
95MHz