Huawei MU609 - Page 15

HUAWEI MU609 HSPA LGA Module
Hardware Guide
Description of the Application Interfaces
Issue 04 (2016-12-12)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
15
Table 3-1 Definitions of pins on the LGA interface
PIN
No.
Pin Name
Pad
Type
Description
Parameter
Min. (V)
Typ.
(V)
Max. (V)
Comments
1
UART1_TX
O
UART1 transmit
output for
debugging
V
OH
1.35
-
1.8
-
V
OL
0
-
0.45
-
2
NC
-
Not connected,
please keep this
pin open
-
-
-
-
-
3
NC
-
Not connected,
please keep this
pin open
-
-
-
-
-
4
UART1_RX
I
UART1 receive
data input for
debugging
V
IH
1.2
1.8
2.1
-
V
IL
–0.3
-
0.5
-
5
Reserved
-
Reserved
-
-
-
-
-
6
Reserved
-
Reserved
-
-
-
-
-
7
Reserved
-
Reserved
-
-
-
-
-
8
Reserved
-
Reserved
-
-
-
-
-
9
Reserved
-
Reserved
-
-
-
-
-
10
Reserved
-
Reserved
-
-
-
-
-
11
WAKEUP_I
N
I
Host to set the
module into sleep
or wake up the
module from sleep.
V
IH
1.2
1.8
2.1
-
V
IL
–0.3
-
0.5
-
12
VBAT
PI
Power supply input
-
3.3
3.8
4.2
-
13
VBAT
PI
Power supply input
-
3.3
3.8
4.2
-
14
PS_HOLD
I
Power supply hold
signal to the
module
V
IH
1.2
1.8
2.1
-
V
IL
–0.3
-
0.5
-
15
SLEEP_ST
ATUS
O
Sleep status of
MU609
V
OH
1.35
-
1.8
-
V
OL
0
-
0.45
-
16
NC
-
Not connected,
please keep this
pin open
-
-
-
-
-
17
NC
-
Not connected,
please keep open
-
-
-
-
-
18
NC
-
Not connected,
please keep this
pin open
-
-
-
-
-