
DSB75 Development Support Board Rev. B1 Hardware Description
Strictly confidential / Released
s
DSB75_hd_v08 Page 92 of 94 29.09.2005
1
L733
L732
L731
L730
X502
600R/100MHZ
600R/100MHZ
600R/100MHZ
600R/100MHZ
2
1
3
4
GND
GND
GND
R737
2K2
10N
C739
C738 C736 C735
C737
C734
10N
1N
1N
47N
47N
2K2
R734
GND GND
5V0_I
100N
C733
R735
R736
100N
C740
6R8
6R8
47K
47K
R733
R732
S731
12
3
AGND
AGND_I
MICP1_I
EPP1_I
EPN1_I
MICN1_I
EPP2_I
EPN2_I
AGND_I
MICN2_I
MICP2_I
100N
2N2
C705
C701
R707
R705
6R8
6R8
600R/100MHZ
L705
C702
100U
C700
2N2
L704
L703
600R/100MHZ
600R/100MHZ
2K2
2K2
R704 R703
R702
5K6
600R/100MHZ
600R/100MHZ
L702
L701
C
D
E
F
G
B
A
EPP1
EPP2
EPN1
EPN2
MICP2
MICP1
MICN2
MICN1
MICP2_I
MICP1_I
MICN2_I
MICN1_I
EPN1_I
EPP1_I
EPN2_I
EPP2_I
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
3
3
3
3
3
3
3
3
S713
S714
S715
S716
S717
S712
S711
S710
321 45 678910
GND
X703
USC6
USC5
USC4
USC3
USC2
USC1
USC0
VDD
5V0
DAI
7
6
5
4
3
2
8
9
10
F
E
D
C
B
A
R731 R730
4K7 4K7
C732
C731
C730
10U
10U 100N
S730
2
3
1
VMIC
VMIC_I
VMIC_I
GNDGNDGNDGND
5V0
5V0_I
C753
C752
C751
100N
100U
100U
R750 R751
100R 100R
100N
C750
GND
GND
ZJYS51R5-2PT
L700
SG1
6V6
5V0
Siemens AG
06.07.2004
DATE
USER
APPR'D
DSB75
B1
TOP HIERARCHY LEVEL
SCHEMATIC
1:1
sheet7
15141312111098765
4
321
LUMBERG 12 POL
12-POLIG
U = 6,6 V
Iin=500mA
POWER SUPPLY
X700
R701
4K7
R700
10K
GND
X710
3
2
1
AUDIO
1
2
3
4
5
6
7
8
9
10
11
12
14
13
13
12-POL
1
X701
2
3
4
5
6
7
8
9
10
11
12
14
Figure 57: Schematic sheet 7 – audio interface
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