Quectel EG06 Series

LTE-A Module Series
EG06 Hardware Design
EG06_Hardware_Design 23 / 89
OTG_PWR_
EN
143
DO
OTG power control
V
OL
max=0.45V
V
OH
min=1.35V
(U)SIM Interface
Pin Name
Pin No.
I/O
Description
DC Characteristics
Comment
USIM_GND
24
Specified ground
for (U)SIM card
USIM_VDD
26
PO
Power supply for
(U)SIM card
For 1.8V (U)SIM:
Vmax=1.9V
Vmin=1.7V
For 3.0V (U)SIM:
Vmax=3.05V
Vmin=2.75V
I
O
max=50mA
Either 1.8V or 3.0V is
supported by the
module
automatically.
USIM_
DATA
29
IO
Data signal of
(U)SIM card
For 1.8V (U)SIM:
V
IL
max=0.36V
V
IH
min=1.26V
V
OL
max=0.4V
V
OH
min=1.45V
For 3.0V (U)SIM:
V
IL
max=0.57V
V
IH
min=2.0V
V
OL
max=0.4V
V
OH
min=2.3V
USIM_CLK
27
DO
Clock signal of
(U)SIM card
For 1.8V (U)SIM:
V
OL
max=0.4V
V
OH
min=1.45V
For 3.0V (U)SIM:
V
OL
max=0.4V
V
OH
min=2.3V
USIM_RST
28
DO
Reset signal of
(U)SIM card
For 1.8V (U)SIM:
V
OL
max=0.4V
V
OH
min=1.45V
For 3.0V (U)SIM:
V
OL
max=0.4V
V
OH
min=2.3V
USIM_
PRESENCE
25
DI
(U)SIM card
insertion detection
V
IL
min=-0.3V
V
IL
max=0.6V
V
IH
min=1.2V
V
IH
max=2.0V
1.8V power domain.
If unused, keep it
open.