Appendix A Circuit Of Typical Interface - Huawei MU709 Series Hardware Manual

HUAWEI MU709 Series HSPA+ Mini PCIe Module
Hardware Guide
9

Appendix A Circuit of Typical Interface

VCC From Host
Wake the host
Open drain,active low
VCC _3 V3
P C M _C LK
P C M _DOU T
P C M _DIN
P C M _S YN C
Note the sign al d irec ti on o f P C M _DOU T,P C M _DIN
Don't support Hot Plug.
USIM _P W R
R 3 0
USIM _R ES ET
R 4 0
USIM _C LK R 5 0
USIM _DA TA R 6 0
C 8 C 9
C 10
C 11
1uF
J1
1 2
W AK E# VCC_3V3
3 4
NC G ND 1
5 6
NC NC
7 8
NC USIM_PW R
9 10
G ND 2 USIM_DATA
11 12
NC USIM_CLK
13 14
NC USIM_RESE T
15 16
G ND 3 NC
17 18
NC G ND 4
19 20
NC NC
21 22
G ND 5 NC
23 24
NC VCC_3V3
25 26
NC G ND 6
27 28
G ND 7 NC
29 30
G ND 8 NC
31 32
NC NC
33 34
NC G ND 9
35 36
G ND 10 USB _DM
37 38
GND11 USB _DP
39 40
VCC_3V3 G ND 12
LE D_WW AN
41 42
VCC_3V3 LED_WW AN#
43 44
GND13 NC
45 46
P C M _C LK
NC
47 48
P C M _DOU T
NC
49 50
P C M _DIN
G ND 14
51 52
P C M _S YN C
VCC_3V3
J2
10
M1
8
GN D
S2
4
CD
1
VCC
5
G ND
2
RST
GN D
6
VP P
3
CLK
7
I/ O
9
S3
11
M2
C 12
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd
Issue 04 (2015-06-25)
Appendix A Circuit of Typical Interface
VCC _3 V3
USIM _P W R
USIM _DA TA
USIM _C LK
USIM _R ES ET
VCC _3 V3
USB _DM
USB _DP
VCC _3 V3
D1 R 2 470
VCC _3 V3
C 1 C 2
100nF 10pF
USB _DM
to US B 2.0 interfac e
DN I,R eserve for
DN I
US B eye d ebug
USB _DP
61