Huawei MU609 - Page 19

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.
19
PIN
No.
Pin Name
Pad
Type
Description
Parameter
Min. (V)
Typ.
(V)
Max. (V)
Comments
75
UART0_DC
D
O
UART0 data carrier
detect
V
OH
1.35
-
1.8
-
V
OL
0
-
0.45
-
76
UART0_TX
O
UART0 transmit
output
V
OH
1.35
-
1.8
-
V
OL
0
-
0.45
-
77
UART0_RIN
G
O
UART0 ring
indicator
V
OH
1.35
-
1.8
-
V
OL
0
-
0.45
-
78
UART0_RX
I
UART0 receive
data input
V
IH
1.2
1.8
2.1
-
V
IL
–0.3
-
0.5
-
79
UART0_DT
R
I
Data terminal ready
V
IH
1.2
1.8
2.1
-
V
IL
–0.3
-
0.5
80
UART0_CT
S
I
UART0 clear to
send
V
IH
1.2
1.8
2.1
V
IL
–0.3
-
0.5
81
POWER_O
N_OFF
I
System power-on
or power-off
V
IH
1.2
1.8
2.1
-
V
IL
–0.3
-
0.5
-
82
NC
-
Not connected,
please keep this
pin open
-
-
-
-
-
83
NC
-
Not connected,
please keep this
pin open
-
-
-
-
-
84
NC
-
Not connected,
please keep this
pin open
-
-
-
-
-
85
USB_DM
I/O
USB Data- defined
in the USB 2.0
Specification
-
-
-
-
-
86
USB_DP
I/O
USB Data+ defined
in the USB 2.0
Specification
-
-
-
-
-
87
JTAG_TDI
I
JTAG test data
input
V
IH
1.2
1.8
2.1
-
V
IL
–0.3
-
0.5
-
88
USIM_RES
ET
O
USIM card reset
V
OH
0.7 x
USIM_VCC
-
3.3
USIM_VCC=1
.8 V or 2.85 V
V
OL
0
-
0.2 x
USIM_VCC