Operating Instructions

53 NET_MODE_O MODE_O
54 NET_STATUS_0 STATUS_O
55 USIM_RST USIM_RST USIM reset
56 USIM_CLK O USIM clock
57 USIM_DATA O USIM data
58 USIM_VDD Power USIM power supply
1.2 Electric features
Parameter Condition
Minimum
value
Typical
value
Maximum
value
Unit
Storage
temperature range
-45 125 °C
Operating voltage 2.97 3.3 3.62 V
Random I/O
voltage
0 3.3 V
Electrostatic
discharge capacity
(human body
model)
TAMB=25°C 2 KV
Electrostatic
discharge capacity
(charging device
model)
TAMB=25°C 2 KV
V. Antenna
The module supports onboard ceramic antennas and external antennas.
To use built-in antenna, the following precautions shall be observed:
1) Keep the antenna away from metal, with at least 10mm distance from