Ic Block Diagrams - Sony MZ-E60 Service Manual

6-6. IC BLOCK DIAGRAMS

IC501 SN761056DBT
REXT
1
820mV
ALFA B
Wpp-LPF 2 IJ B
VREF 1.1 TE C
3
TON C
C 4
TWpp C
D 5 AwDw C
TE
TON PEAK
TON BOTM
D-C
6
Tpp/Wpp
Iy 7
Ix
8
FE
Jx
9
Jy 10
ABCD
A 11
A-C 12
B 13
TON-C
14
PD-NI 15
PD-I 16
PD-O
17
APC
LD-DRV 18
LD-EMIT 19
T COUNT
LD-VDD 20
ADIP
DVDD 21
SBUS
22
IC302 AK4352VT-E2
MCLK 1 CLOCK DIVIDER
PD 2
∆Σ
8X
BICK 3
INTERPOLATOR MODULATOR
SERIAL
SDATA 4 INPUT
INTERFACE
∆Σ
8X
LRCK 5
INTERPOLATOR MODULATOR
DIF0 6
DIF1 7
DE-EMPHASIS
DEM 8
CONTROL
44 TE
43 ADIP IN
42 ADIP
41 S MONIT
S-MONITOR
40 FE
39 ABCD
38 AVCC
37 OFC C1
36 OFC C2
35 OFC C3
34
RF OFC C4
33 RFOUT
32 AGND
31 LP
82V
30
29 TPP LPF
28 T COUNT
DFCT 27 DFCT
OFTRK 26 OFTRK
TON-C
25 DGND
SERIAL
24
RESET
I/F
23 SCK
16 CKS
15 VCML
LPF 14 AOUTL
LPF 13 AOUTR
12 VCMR
11 VREF
10 VDD
9 VSS
– 33 –
IC601 UPD63731GC-9EU
100 99 98 97 96 95 94 93 92 91 90 89 86 87 86
ADIP ADIP
PLL
VDD ADC 1
RF
EFM
VREF
2 PLL
FE 3
FE
ABCD 4
ABCD
SUBQ/ADIP
DSSP
TE 5
DECODER
TE
VRT1 6
RF
7
VRT2 4
8 3
ADIP
9
VRT3
10
EFM ACIRC
VSS ADC
11
DECODER
T COUNT
12
DEFECT
13
OF TRX 14
VSS 15
NC 16
NC 17
8 8
18
NC
5
19
NC
20
VDD SSB CONTROL
MONITOR I/O etc. 10
TFOUT 21
TROUT 22
FROUT 23
8
24
FFOUT
25
CK176
ATRAC
DECODER
26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
IC301 TA2131FL
18 17 16 15 14 13
PW MT BST
BEEP
V REF 12
SW SW SW
11
TC MT 19
VCC1 20
ADD
VINR 21
10
BST1
VINL 22
9
BEEP PW PW
BST2
23 8
OUTB A B
7
BEEP
24
OUTA
BST
AGC
1 2 3 4 5 6
85 84 83 82 81 80 79 78 77 76
75
VDD
74 DRA3
73 DRA2
72 DRA1
71 DRA0
70 DRA4
69 DRA5
68 DRA6
FLAG
67 DRA7
AC LRCK
AC
66 DRA8
AC WDCK
WDCK
SECTOR
65 DRA10
AC BYCK DECODER
DRA11
64
S DATA
AC DATA
63 XRAS
8 8
62 DRA9
EFM DATA A/B 16
61 XOE2
ECC DATA 8
60 XOE
EBA
12
XCAS
59
WR REQ etc.
DRD2
58
RD DT ECC 8
57 DRD3
56 VSS
ATDT
16
55 XWE2
XATWE
54 XWE
DREQ
DRD1
53
XBUSY
52 DRD0
51 VDD
CLOCK
GENERATOR
41 42 43 44 45 46 47 48 49 50
IC902 XC6368B101MR
CE VDD FB
3 2 1
VREF WITH
SOFT START,
CE
VREF
– +
LPF1
PWM/PFM PHASE
CONTROLAR COMPENSATION
BST NF1
RAMP WAVE
GENERATOR,
OSC
LPF2
– +
BST NF2
BST OUT
BUFFER,
DRIVER
4 5
EXT
GND
– 34 –