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31
4-13. IC BLOCK DIAGRAMS
IC501
CXD8762Q (MAIN board)
IC502
CXD9521Q (MAIN board)
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
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
65
CKTL2
66
CKTL1
67
CKTL0
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
4
4
4
4 4
17
16
R CH PWM
GENERATOR
R CH D/F
1
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
2 3 4 5 6 7 8 9
18 19 20 21 22 23 24
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
L CH
PWM BUFFER
MASTER CLOCK
GENERATOR
R CH
PWM BUFFER
10 11 12 13 14 15
L CH PWM
GENERATOR
L CH D/F
CLOCK
GENERATOR
3.3V/
5V/
I/O
5V I/O
5V I/O
3.3V/
5V/
I/O
VSS2
L2 (+)
VSS
NC
L2 (
–
)
VDD
VDD2
VSUB (A) L
NC
XVDD
XOUT
NC
XIN
XVSS
XVSUB
NC
VSUB (A) R
VDD2
VDD
R2 (
–
)
NC
VSS
R2 (+)
VSS2
VSS2
R1 (+)
VSS
NC
R1 (–)
VDD
VDD2
VSUB (C)
VSUB (D)
CTLVSS
FIL1
FIL2
MODE
SYNC
MUTE
CTLVDD
CKOSEL0
CKOSEL1
CKOSEL2
C256FSO
DVDD
NSDTIR4
NSDTIR3
NSDTIR2
NSDTIR1
NC
C512FSO
DVSS
DVSS
NSBCKO
NC
NSDTIL1
NSDTIL2
NSDTIL3
NSDTIL4
DVDD
DLPOL
DRPOL
TEST1
TEST2
NSCKSEL
MCKSEL
CLKVDD
LVCKO2
LVCKO1
LVCKO0
CLKVSS
VSUB (D)
VSUB (C)
VDD2
VDD
L1 (–)
NC
VSS
L1 (+)
VSS2
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