Pin Description - Sunsea AIoT SIMCom SIM7600NA User Manual

2.2

Pin Description

Table 4: IO parameters definition
Pin type Description
PI Power input
PO Power output
AI Analog input
AIO Analog input/output
I/O Bidirectional input /output
DI Digital input
DO Digital output
DOH Digital output with high level
DOL Digital output with low level
PU Pull up
PD Pull down
Table 5: Pin description
Pin name Pin No.
Power supply
38,39,
VBAT
62,63
VDD_AUX 44
VDD_1V8 15
1,2,5,
10,14,37
,40,41,4
3,57,58,
60,61,64
,65,77,7
8,80,81,
GND
93,96,11
0,118,12
0,121,12
2,123,12
4,125,12
6,127,12
8,129,13
SIM7600NA_user manual _V1.00
Default
Description
status
Power supply, voltage range:
PI
3.4～4.2V.
LDO power output for other
external circuits with Max
150mA current output. Its output
voltage is 2.85V by default. （The
PO
voltage can be configured from
1.7V to 3.05V by AT
command）.
1.8 output with Max 50mA
current output for external
PO
circuit, such as level shift
circuit.
Ground
16
Smart Machine Smart Decision
Comment
If used SGMII
function ,this pin
used for SGMII
function.
If unused, keep it
open.
If unused, keep it
open.
2020-1-7