Technical information
Chapter 3: Electrical and Environmental Specifications
November 15, 2008 G24-L Module Hardware Description 55
Table 3-3: Interface Specifications
Pin #
Signal
Name
Description I/O
Active
H/L
Internal
PU/PD
Parameter Conditions
Level
Min Typ Max Units
Power:
1
GND Ground
2
3
4
5
VCC DC power
supply
I
V
IN
I
MAX
I
OFF
VCC = 3.6 V
3.3 3.6 4.2 V
6 2A
7 65 µA
8
Control:
27 VREF Reference
regulator out-
put
OV
OUT
I
OUT
< 150 mA -1% 2.8 +1% V
16 WKUPI_N G24-L
wakeup input
I L 100K
PU
V
IH
V
IL
22.8
0
3.0
0.4
V
26 WKUPO_
N
Host wakeup
output
OL V
OH
V
OL
I
OUT
< 4 mA 2.6 2.8
00.3
V
25 RESET_N Reset signal
output
OL V
OH
V
OL
I
OUT
< 4 mA 2.6 2.8
00.3
V
53 ON_N On/Off switch I L 100K
PU
V
IH
V
IL
0.7
VCC
VCC
V
51 IGN Ignition input I H 15K PD V
IH
V
IL
2.0
VCC
16
0.4
V
39 TXEN_N Transmit indi-
cator
O L 100K
PU
V
OH
V
OL
I
OUT
< 2.2 uA 2.6 2.8
00.1
V
41 ANT_DET Antenna pres-
ence indicator
OH V
OH
V
OL
I
OUT
< 4 mA 2.6 2.8
00.3
V
49 GPRS GPRS cover-
age indicator
OL V
OH
V
OL
I
OUT
< 4 mA 2.6 2.8
00.3
V