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HUAWEI MU509-65 HSDPA LGA Module
Hardware Guide
Pin Name
VCC_EXT2
USIM_VCC
Through the VCC_EXT1 and VCC_EXT2 interfaces, the MU509-65 module can
supply 1.8 V and 2.6 V power externally with an output current of 20 mA (typical value)
for external level conversion or other applications.
3.4 Signal Control Interface
3.4.1 Overview
The signal control part of the interface in the module consists of the following:
Table 3-5 lists the pins on the signal control interface.
Table 3-5 Pins on the signal control interface
Pin
Pin Name
No.
POWER_ON_O
81
FF
100
RESIN_N
91
LED_STATUS
101
LED_MODE
11
WAKEUP_IN
Issue 01 (2016-04-08)
If the MU509-65 module is in sleep mode, the output power supply interface is in
the low power consumption state (< 500 μA).
If the MU509-65 module is in power down mode, the output power supply is in the
disabled state.
Power-on/off (POWER_ON_OFF) pin
Hardware reset (RESIN_N) pin
Network status LED (LED_STATUS and LED_MODE) pin
WAKEUP_IN signal (WAKEUP_IN) pin
WAKEUP_OUT signal (WAKEUP_OUT) pin
Pad
Description
Type
System power-on
I
or power-off
Reset module
I
Network status
I
LED
Network mode
LED
I
Current sink
Driver strength: 10
mA
I
Host sets the
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Copyright © Huawei Technologies Co., Ltd.
Description of the Application Interfaces
Typ. (V)
2.6
1.8/2.85
Parameter
V
IH
V
IL
V
IH
V
IL
-
-
V
IH
Typ. (mA)
20
50
Min.
Typ.
Max.
(V)
(V)
(V)
1.17
-
2.1
–0.3
-
0.63
1.17
-
2.1
–0.3
-
0.63
-
-
-
-
-
-
1.69
-
2.9
Comments
Pull-up
internally
-
-
-
Current
drive
Current
drive
-
25
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