User's Manual
Table Of Contents
- Version History
- Contents
- Table Index
- Figure Index
- 1Introduction
- 2 Package Information
- 3 Interface Application
- 4 RF Specifications
- 5 Electrical Specification
- 6 SMT Production Guide
- 7 Packaging
- 8 Appendix
SIM7600G-H User manual
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3.15.2 ADC
MODULE has 2 dedicated ADC pins named ADC1 and ADC2.They are available for digitizing analog
signals such as battery voltage and so on. These electronic specifications are shown in the following table.
Table 22: ADC1 and ADC2 electronic characteristics
Characteristics
Min.
Typ.
Max.
Unit
Resolution
–
15
–
Bits
Conversion time
–
442
–
ms
Input Range
0.1
1.7
V
Input serial resistance
1
–
–
MΩ
“AT+CADC” and “AT+CADC2” can be used to read the voltage of the ADC1 and ADC2 pins, for more
details, please refer to document [1].
3.15.3 LDO
MODULE has a LDO power output, named VDD_AUX. its output voltage is 2.85V by default, Users can
switch the LDO on or off by the AT command “AT+CVAUXS” and configure its output voltage by the AT
command “AT+CVAUXV”.
Table 23: Electronic characteristic
Symbol
Description
Min.
Typ.
Max.
Unit
V
VDD_AUX
Output voltage
1.7
2.85
3.05
V
I
O
Output current
-
-
150
mA
For more details of AT commands about VDD_AUX, please refer to document [1].
NOTE
NOTE