YUGE CLM920 NC2 LTE M.2, Hardware Usage Manual

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CLM920_NC2_LTE M.2 Module Hardware Usage Guide
Shanghai Yuge Information Technology co., LTD - 17 -
65 ANTCTL3 NC - - -
66 SIM_DET SIM_DET DI
SIM card hot plug
detection
-
67 RESET# RESET# DI Reset control Active low
68 NC NC - - -
69 CONFIG_1 NC - - -
70 3.3Vaux VBAT PI power input
Supply voltage
3.3-4.2V, typical 3.3V
71 GND GND - Ground -
72 3.3Vaux VBAT PI power input
Supply voltage
3.3-4.2V, typical 3.3V
73 GND GND - Ground -
74 3.3Vaux VBAT PI power input
Supply voltage
3.3-4.2V, typical 3.3V
75 CONFIG_2 NC - - -

The module typically has an IO port level of 1.8V (in addition to the SIM, the SIM card
port level supports 1.8V and 3.0V).

This module defines the RESERVED or NC pin to be left unconnected.
3.3 Power interface
The CLM920_NC2 M.2 module power connector consists of two parts:

VBAT is the working power of the module;

UIM_PWR is the working power supply for the SIM card;
The power interface of the CLM920_NC2 M.2 module is as follows:
Table 3-3 Power pin definition
Pin number name I/O description
Minimum
voltage Typical
voltage Maximum
voltage
2,4,70,72,74 VBAT PI
Module
power supply
3.3V 3.7V 4.2V