Huawei ME909u-523 Hardware Manual page 16
Lte lga module
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Also See for ME909u-523:
- Hardware migration manual (70 pages) ,
- Application manual (104 pages) ,
- Acceptance inspection manual (12 pages)
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HUAWEI ME909u-523 LTE LGA Module
Hardware Guide
PIN
Pin Name
No.
24
ANT_TUNE3
25
NC
26
NC
27
Reserved
28
UART2_TX
29
UART2_RX
30
JTAG_TMS
31
NC
32
VCC_EXT1
33
NC
34
SIM_VCC
35
Reserved
36
JTAG_TRST_
N
Issue 01 (2014-05-24)
Pad
Description
Type
control signal, bit 2
The firmware
function is planning.
O
Tunable antenna
control signal, bit 3
The firmware
function is planning.
-
Not connected,
please keep this pin
open.
-
Not connected,
please keep this pin
open.
-
Reserved, must
keep this pin open.
O
UART2 transmit
output
I
UART2 receive data
input
I
JTAG test mode
select
-
Not connected,
please keep this pin
open.
PO
1.8 V POWER
output
-
Not connected,
please keep this pin
open.
PO
Output power
supply for USIM
card
-
Reserved, must
keep this pin open.
I
JTAG reset
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
Description of the Application Interfaces
Parameter
Min. (V)
V
0
OL
V
1.35
OH
V
0
OL
-
-
-
-
-
-
V
1.35
OH
V
0
OL
V
1.17
IH
–0.3
V
IL
V
1.17
IH
–0.3
V
IL
-
-
-
-
-
-
-
-
-
-
V
1.17
IH
–0.3
V
IL
Typ. (V)
Max. (V)
-
0.45
1.8
1.8
-
0.45
-
-
-
-
-
-
1.8
1.8
-
0.45
1.8
2.1
-
0.63
1.8
2.1
-
0.63
-
-
1.8
-
-
-
1.8/2.85
-
-
-
1.8
2.1
-
0.63
16
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