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ZS-PS20CP
• IC Block Diagrams
IC701 LC786924T-US-H (CD Board)
80
79
78
77
76
75
74
LPF
EFMIN 1
RF OUT 2
LPF 3
SLICE
8FS DIGITAL FILTER/
LEVEL
PHLPH 4
1bit DAC
CONTROL
A IN 5
RF
C IN 6
SIGNAL
PROCESSOR
B IN 7
Audio Control
D IN 8
MUTE/DEEMPHASIS/
MONITOR
ATTENUATION CONTROL/
SLCISET 9
BASS/TREBLE/
HFC Filter
VREF
RFMON 10
VREF 11
TES, HFL,
DEFECT
JITTC 12
INTERPOLATION MUTE
EIN 13
JITTER
FIN 14
ERROR CORRECTION
PCNCNT 15
APC
Synchronization
TE 16
Detection
EFM
D/A
Demodulation
TEIN 17
LDO 18
SERVO
A/D
CONTROL
LDS 19
AVSS 20
CD PLL
21
22
23
24
25
26
27
28
ZS-PS20CP
73
72
71
70
69
68
67
66
65
64
63
62
CLOCK
GENERATOR
PCM Output Control
Audio Output
Control
Stream Control/Audio Input
MP3, WMA
DECODER
Memory
1M Bit
SRC
ROM
DECODER
MCU
TEXT
I/F
DECODER
SUBCODE
DECODER
DOUT Control
PLL3
PORT CONTROL
29
30
31
32
33
34
35
36
37
38
39
40
61
60
LRCY
59
DATACK
DATA
58
57
TEST1
56
STDATA
55
STCK
54
STREQ
53
TEST0
52
CONT0
51
CONT1
50
CONT2
49
INTB1
48
INTB0
47
D RESB
46
D DO
45
D DI
44
D CL
43
D CE
42
DVSS
41
DVDD
32
32
IC703 LA6548NHL-TE-L-E (CD Board)
VCC1 1
MUTE CONTROL
MUTE
2
VIN1 3
VG1 4
VO1+ 5
VO1– 6
NC 7
GND
NC 8
VO2– 9
VO2+ 10
VG2 11
NC 12
REG-OUT 13
3.3VREG
RESET
REG-IN 14
IC704 R5523N001B-TR-F (CD Board)
5 OUT
GATE
CURRENT
EN
1
CONTROL
LIMIT
4 IN
UVLO
FLAG
GND
2
DELAY
THERMAL
SHUTDOWN
FLG
3
28
VCC2
27
VREF
26
VIN4
25
VG4
24
VO4+
23
VO4–
22
NC
GND
21
NC
20
VO3–
19
VO3+
18
VG3
17
VIN3
16
CD
15
RES
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