User's Manual
LE910 V2 HARDWARE USER GUIDE 1VV0301200 Rev.2 Preliminary • 2015-08-04 15 of 81
Reproduction forbidden without Telit Communications PLC written authorization – All Rights Reserved
B1
ADC_IN1
AI
Analog / Digital converter
input
A/D
Accepted values 0
to 1.2V DC
RF SECTION
K1
ANTENNA
I/O
GSM/EDGE/UMTS
Antenna
(50 ohm)
RF
F1
ANT_DIV
I
Antenna Diversity Input
(50 ohm)
RF
Miscellaneous Functions
R13
HW_SHUTDOWN*
I
HW Unconditional
Shutdown
1.8V
Active low
R12
ON_OFF*
I
Input command for power
ON
1.8V
Active low
C14
VRTC
I
VRTC Backup capacitor
Power
backup for the
embedded RTC
supply (1.8V)
R11
VAUX/PWRMON
O
Supply Output for
external accessories /
Power ON Monitor
1.8V
Power Supply
M1
VBATT
-
Main power supply
(Baseband)
Power
M2
VBATT
-
Main power supply
(Baseband)
Power
N1
VBATT_PA
-
Main power supply
(Radio PA)
Power
N2
VBATT_PA
-
Main power supply
(Radio PA)
Power
P1
VBATT_PA
-
Main power supply
(Radio PA)
Power
P2
VBATT_PA
-
Main power supply
(Radio PA)
Power
E1
GND
-
Ground
Power
G1
GND
-
Ground
Power
H1
GND
-
Ground
Power
J1
GND
-
Ground
Power
L1
GND
-
Ground
Power
A2
GND
-
Ground
Power
E2
GND
-
Ground
Power