SimCom SIM7000 User Manual

Smart Machine Smart Decision
SIM7000 _Hardware Design _V1.04 2018-1-31
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.
Default
status
Description Comment
Power supply
VBAT
55
、
56
、
57
PI
Power supply, voltage range:
3.0
～
4.3V.
VDD_EXT 15 PO
LDO power output 1.8V for
other external circuits with Max
50mA current output.
This power supple
only use for external
GPIO pulling up or
level shift circuit.
If unused, keep it
open.
GND
2
、
17
、
18、29、
39、45、
46、54、
58、59、
61、62、
63、64、
65
Ground
System Control
PWRKEY 1 DI,PU
System power on/off control
input, active low. The efficient
input level must be below 0.5V.
The level is 0.8V when
this PIN is floating;
SIMCOM CONFIDENTIAL FILE

SimCom SIM7000 Specifications

General

Brand	SimCom
Model	SIM7000
Category	GSM/GPRS Modules
Language	English