Fibocom L610-LA, Руководство по оборудованию

Страница: 14 / 49

Reproduction forbidden without Fibocom Wireless Inc. written authorization - All Rights Reserved
FIBOCOM L610-LA Series Hardware Guide Page 14 of
49
Pin Pin Name I/O Level
Reset
Value
Description
software shutdown detection function
14 USIM_VDD PO
For 1.8V USIM:
Vmax=1.9V
Vmin=1.7V
For 3.0V USIM:
Vmax=3.05V
Vmin=2.7V
I/Omax=50mA
USIM power supply
15 USIM_DATA I/O
For 1.8V USIM:
V
IL
max=0.6V
V
IH
min=1.2V
V
OL
max=0.45V
V
OH
min=1.35V
For 3.0V USIM:
V
IL
max=1.0V
V
IH
min=1.95V
V
OL
max=0.45V
V
OH
min=2.55V
USIM data signal cable
16 USIM_CLK O
For 1.8V USIM:
V
OL
max=0.45V
V
OH
min=1.35V
For3.0V USIM:
V
OL
max=0.45V
V
OH
min=2.55V
USIM clock signal cable
17 USIM_RST O
For 1.8V USIM:
V
OL
max=0.45V
V
OH
min=1.35V
For 3.0V USIM:
V
OL
max=0.45V
V
OH
min=2.55V
USIM reset signal cable
18 NC -
-
NC
19 GND G
-
Ground
20 RESET_N I
V
IH
max=VBAT
V
IL
max=0.5V
Module reset signal, active low
21 PWRKEY I
V
IH
max=VBAT
V
IL
max=0.5V
Module power-on/power-off, active
low
22 GND G
-
Ground
23 SD_DET I
-
SD detection
Left floating when not in use
24 PCM_IN I
V
IL
min=-0.3V
V
IL
max=0.6V
L
PCM data input