SARA-G3 series - System Integration Manual
UBX-13000995 - R06 Objective Specification System description
Page 18 of 218
32 kHz output suitable only to feed the EXT32K
input giving the RTC reference clock, allowing
low power idle-mode and RTC functions support.
See section 1.6.51.6.5 for functional description.
See section 2.2.32.2.3 for external circuit
design-in.
RF input/output
for antenna
50 nominal characteristic impedance.
Antenna circuit affects the RF performance and
compliance of the device integrating the module
with applicable required certification schemes.
See section 1.7 for functional description and
requirements for the antenna RF interface.
See section 2.32.3 for external circuit design-in.
Input for antenna
detection
ADC input for antenna detection function.
See section 1.7.2 for functional description.
See section 2.3.2 for external circuit design-in.
VSIM = 1.80 V typ. or 2.85 V typ.
automatically generated according to the connected
SIM type.
See section 1.81.8 for functional description.
See section 2.42.4 for external circuit design-in.
Data input/output for 1.8 V / 3 V SIM
Internal 4.7 k pull-up to VSIM.
See section 1.81.8 for functional description.
See section 2.42.4 for external circuit design-in.
3.25 MHz clock output for 1.8 V / 3 V SIM
See section 1.81.8 for functional description.
See section 2.42.4 for external circuit design-in.
Reset output for 1.8 V / 3 V SIM
See section 1.81.8 for functional description.
See section 2.42.4 for external circuit design-in.
1.8 V input for SIM presence detection function.
See section 1.8.2 for functional description.
See section 2.4 for external circuit design-in.
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