SIM8300G-M2 Hardware Design V1.01 Draft

SIM8300G-M2 Hardware Design V1.01
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Table 9: Definition of FULL_CARD_POWER_OFF# pin
Pin name
Pin no.
Electrical
description
description
Comment
FULL_CARD_
POWER_OFF#
6
DI,PD
High level: the module
powers on
Low level: the module
powers off
It’s 3.3V tolerant but
can be driven by
either 1.8V or 3.3V
GPIO
3.2.1 Power On
The power on sequence is shown in the following figure.
Figure 8: Power on sequence
Table 10: Power on timing and electrical characteristics
Symbol
Parameter
Min.
Typ.
Max.
Unit
T
wait
The waiting time from power supply available to power-on
action
100
-
-
ms
T
on(usb)
The time from power-on action to USB port ready
-
20
-
s
V
IH
Input high level voltage on FULL_CARD_POWER_OFF#
pin
1.2
1.8
4.4
V
V
IL
Input low level voltage on FULL_CARD_POWER_OFF#
pin
0
-
0.2
V