Ic Block Diagrams - Sony HCD-RG333 Service Manual

HCD-RG333/RG441

5-26. IC BLOCK DIAGRAMS

IC301 TC94A34FG-002 (BD81A BOARD)
32 31 30 29 28 27
RAS 33
CAS 34
OE 35
BUCK 36
CCE 37
38
AD12
39
AD11
VDDM 40
SRMSTB 41
VDDT 42
AD10 43
AD9 44
AD8 45
AD7 46
47
AD6
48
AD5
49 50 51 52 53 54
26 25 24 23 22 21 20 19 18 17
Bus
Switch
Timing
VC0
Generator
55 56 57 58 59 60 61 62 63 64
16 LRCKIA
15 BCKIA
14 SDI0
13 LRCKO
12 BCKO
11
SDO0
10
VSS
9 VDDT
8 MIACK
7 MICK
6 MIDIO
5 MILP
4 MICS
3 STANBY
2 RESET
1
VDDP
50 50
IC251 BA5947FM (BD81A BOARD)
CH4OUTR 19 D D 18 CH1PUTF
20 D D CH1OUTR
CH4OUTF 17
CH3OUTF 21 D D 16 CH2OUTF
19k
PIN26
6.5k
CH3OUTR 22 D D 15 CH2OUTR
10k
Vref
POW POW
VCC VCC
POWVCC 23 14 POWVCC
(ch3, 4) (ch1, 2)
50k 50k
50k 50k
24 POW
MUTE 13 CNF4
VCC
50k 50k
25 12
GND GND
Vref
GND 26 11 C-M
PREGND 10 C-P
27
CT 28 9 VG
29 8 CH2RIN
CH3RIN
CH3FIN 30 7 CH2FIN
100k
CH4IN 31 6 CH1RIN
PIN3
32 5 CH1FIN
CH4CAPA
10k
50k
SW 4 SW
OUTVREF 33
DPOUT 34 3 OPIN+
Pre
TREVCC 35 2 OPIN-
Vcc
36 1 NC
NC
IC701 BA6956AN (DRIVER BOARD)
IC712 BA6956AN (DRIVER BOARD)
TSD
CONTROL LOGIC
1 2 3 4 5 6 7 8 9