Sony CDP-XA555ES - IC Block Diagrams - Audio Board; Audio Board IC Block Diagrams

40
IC600 CXD87629
– AUDIO Board –
IC401, 501 CXA8042AS
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
SWITCHING
CIRCUIT
CONSTANT
CURRENT
CIRCUIT
REFERENCE
VOLTAGE
CIRCUIT
CONTROL
CIRCUIT
I01+
IN2–
IN2+
NC
IN1+
IN1–
NC
C4
C3
GND2
VEE2
VEE1
C6
C5
CIREF
I02–
NC
I01–
I02+
NC
VCC2
C2
C1
VCC1
VREF
VCNT
GND1
RIREF
50
LRCKI
49
BCKI
48
DATAI
47
VSS
46
VSS
45
LVCK01
44
LVCK02
43
INVO
42
INVI
41
128FSO
40 DINIT
39
INAF
38
OVFLAG
37
CKVDD
36
CTLVDD
35
SYNC
34
MODE
33
SCDATA
32
SHIFT
31
LATCH
64
CKTL3
63
DFCKSEL
62
NSCKSEL
61
VSS
60
MUTEL
59
MUTER
58
PWMSEL
57
MTPOL
56
DRPOL
55
VDD
54
DATAVDD
53
SDATAL
52
SDATAR
51
SBCKI
1
NSDOL4
2
AVSSL1
3
NSDOL3
4
AVDDL1
5
AVDDL2
6
NSDOL2
7
AVSSL2
8
NSDOL1
9
VSUBL2
10
64FSI
11
XVDD
12
XOUT
13
XIN
14
XVSS
15
VSUBX
16
VSUBR2
17
NSDOR1
18
AVSSR2
19
NSDOR2
20
AVDDR2
21
AVDDR1
22
NSDOR3
23
AVSSR1
24
NSDOR4
25
VSUBR1
26
VSS
27
VDD
28
NREGCLR
29
SYSM
30
INIT
65CKTL2
66
CKTL1
67CKTL0
68
TEST2
69
TEST1
70
DFIOSEL
71
DFLRCK
72
DFDTL
73
DFDTR
74
DFBCK
80
VSUBL1
79
VSS
78
VDD
77
PLMGAIN1
76
PLMGAIN2
75
DFDTEN
S/P
DIGITAL
FILTER
P/S
LINEAR
INTERPOLATOR
NOISE SHAPER
CLOCK
GEN.
MUTE
/INT
SERIAL
TEST
SERIAL
CONTROL
PWM
SEL
SEL
24
24
4
4
4
4
4
4 4
44
4
4 4