Huawei ME909 Series - Page 15

HUAWEI ME909 Series LTE LGA Module
Hardware Guide
Description of the Application Interfaces
Issue V0.3 (2013-05-21)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
15
PIN
No.
Pin Name
I/O
Description
DC Characteristics (V)
Normal
MUX
Min.
Typ.
Max.
14
PS_HOLD
-
I
Power supply hold
signal to PMU, used for
JTAG
–0.3
1.8
2.1
15
SLEEP_STATUS
-
O
Indicates sleep status of
ME909
–0.3
1.8
2.1
16
Reserved
-
-
Reserved, must keep
this pin open
-
-
-
17
Reserved
-
-
Reserved, must keep
this pin open
-
-
-
18
Reserved
-
-
Reserved, must keep
this pin open
-
-
-
19
Reserved
-
-
Reserved, must keep
this pin open
-
-
-
20
Reserved
-
-
Reserved, must keep
this pin open
-
-
-
21
ANT_TUNE0
-
O
Tunable antenna control
signal, bit 0
–0.3
1.8
2.1
22
ANT_TUNE1
-
O
Tunable antenna control
signal, bit 1
–0.3
1.8
2.1
23
ANT_TUNE2
-
O
Tunable antenna control
signal, bit 2
–0.3
1.8
2.1
24
ANT_TUNE3
-
O
Tunable antenna control
signal, bit 3
–0.3
1.8
2.1
25
NC
-
-
Not connected, please
keep this pin open
-
-
-
26
NC
-
-
Not connected, please
keep this pin open
-
-
-
27
Reserved
-
-
Reserved, must keep
this pin open
-
-
-
28
UART2_TX
-
O
UART2 transmit output
–0.3
1.8
2.1
29
UART2_RX
-
I
UART2 receive data
input
–0.3
1.8
2.1
30
JTAG_TMS
-
I
JTAG test mode select
–0.3
1.8
2.1
31
NC
-
-
Not connected, please
keep this pin open
-
-
-
32
VCC_EXT1
-
P
1.8 V POWER output
1.75
1.8
1.85