USIM_DAT
USIM_CLK
USIM_RST
USIM_
PRESENC
UART Inte
Pin Name
RI
DCD
CTS
E
TA 15
K 16
T 17
CE
13
erface
Pin
No
62
63
64
EC25-A_Us
IO
DO
DO
DI
o. I/O
DO
DO
DO
ser_ManualC
Data signal
card.
Clock signa
card.
Reset signa
USIM card.
USIM card i
detection.
Description
Ring indicat
Data carrier
detection.
Clear to sen
Confidentia
of USIM
al of USIM
al of
insertion
n
tor
r
nd.
al / Release
Vmax=3.05
Vmin=2.7V
I
O
max=50m
For 1.8V US
V
IL
max=0.6
V
IH
min=1.2V
V
OL
max=0.4
V
OH
min=1.3
For 3.0V US
V
IL
max=1.0
V
IH
min=1.95
V
OL
max=0.4
V
OH
min=2.5
For 1.8V US
V
OL
max=0.4
V
OH
min=1.3
For 3.0V US
V
OL
max=0.4
V
OH
min=2.5
For 1.8V US
V
OL
max=0.4
V
OH
min=1.3
For 3.0V US
V
OL
max=0.4
V
OH
min=2.5
V
IL
min=-0.3
V
IL
max=0.6
V
IH
min=1.2V
V
IH
max=2.0
DC Charac
V
OL
max=0.4
V
OH
min=1.3
V
OL
max=0.4
V
OH
min=1.3
V
OL
max=0.4
V
OH
min=1.3
d 18 / 6
V
mA
SIM:
V
V
45V
35V
SIM:
V
5V
45V
55V
SIM:
45V
35V
SIM:
45V
55V
SIM:
45V
35V
SIM:
45V
55V
3V
V
V
0V
cteristics
45V
35V
45V
35V
45V
35V
L
EC25-AU
69
1.8V powe
If unused,
open.
Comment
1.8V powe
If unused,
open.
1.8V powe
If unused,
open.
1.8V powe
If unused,
LTE Module
ser Manua
er domain.
keep it
t
er domain.
keep it
er domain.
keep it
er domain.
keep it
e
al
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