Sony CDP-CX455 - IC Block Diagrams

CDP-CX455
4444
IC104 TC94A20F-CX4 (BD BOARD)
24
0
DR
CK
23
0
DR
CK
22
0
DR
CK
21
0
DR
CK
20
0
DR
CK
19
0
DR
CK
18
0
DR
CK
17
0
DR
CK
16
0
DR
CK
15
0
DR
CK
14
0
DR
CK
13
4 5 6 7 8 9 10 11 12
0
DR
CK
1
DR
CK
1
DR
CK
1
DR
CK
1
DR
CK
1
DR
CK
1
DR
CK
1
DR
CK
1
DR
CK
1
DR
CK
1
DR
CK
1
DR
CK
1
DR
CK
D
1
R
CK
D
1
00
R
CK
D
R
CK
D
R
CK
1 2 3
D
1
R
CK
D
1
00
R
CK
D
R
CK
D
R
CK
QC
QD
QE QF
QG QH
QI QJ
QK
QL
QM
QN
QA QB
VCC
DATA
OE
LT
RST
CLK
GND
SQP
QO
QP
IC702 M66310FP (DISP BOARD)
IC704 M35500BGP (JOG BOARD)
33
34
35
33
33
33
33
33
33
33
43
44
21 3 4
36
37
38
39
40
41
42
32 31 30 29 28 27 26 25 24 23
22
21
20
19
18
17
16
15
14
13
12
DIGITAL/SEGMENT
OUTPUT CIRCUIT
DISPLAY CONTROL
CIRCUIT
DISPLAY
RAM
MEMORY
ADDRESS
TRIGGER
SERIAL
I/O
TRANSFER
COUNTER
MODE
REGISTER
DIG4
DIG5 DIG6 DIG7 DIG8/SEG17 DIG9/SEG16 DIG10/SEG15 DIG11/SEG14 DIG12/SEG13 DIG13/SEG12 DIG14/SEG11 DIG15/SEG10
DIG3
DIG2
DIG1
DIG0
VEE
VEE
SCLK
SOUT
SIN
CS
DIGITAL
OUTPUT CIRCUIT
COMMAND
ANALYTIC CIRCUIT
A-D
CONVERTER
CLOCK
GENERATOR
NOISE FILTER
NOISE FILTER
6 7 8 9 10 11
DIG16/SEG9
DIG17/SEG8
SEG7
SEG6
SEG5
SEG4
SEG3
SEG2
SEG1
SEG0
VDD
VDD
XOUT
VSS
XIN
5
RESET
AN5 AN4 AN3 AN2 AN1 AN0
SELECTOR/A-D
CONTROL CIRCUIT
33
34
35
36
37
38
39
40
41
42
1
8
43
61 62 63 646059565250
47
46
45
44
48
49
2526272829303132 1718192021222324
9
10
11
2
3
4
5
6
7
5857555351
12
13
14
15
16
54
PO2
PO3
VDDT
PO1 PO0 DOUT TESTP
VSSR
DIT
DAC DAC
Bus
Switch
PO4
PO5
PO6
MP3REQ
General
Output Port
Address Calc.
2sets
Y- P ointer
register
C-Pointer
register
X-Pointer
register
VSS
IRQ
VDDM
AMUTE
FI1
Fiag
ERAM
2k word
CROM
4k word
*7
YRAM
4k word
XRAM
4k wors
Timer
Interrupt
Control
DRAM I/F
I-Bus
SRAM I/F
1Mbit
SRAM
X-Bus
Y-Bus
PI0
PI1
VSS
VSSM
General
Input Port
SubQ
I/F
VC0
Timing
Generator
PRAM
256 word
PROM
1k *3
=12k word
10bit
Instruction
Decoder
Program
Control
Microcom. I/F
register
XO • X1 • X2
Y0 • Y1 • Y2
MX MY MZ
MAC
A0 A1
AX AY
ALU
A2 A3
round & limit round & limit
Audio I/F
BCKIB
SDI1
LRCKIA
BCKIA
SDIO
LRCKO
BCKO
SDO
VDDT
/WIACK
SCL
SDA
/MILP
/MICS
MIMD
/RESET
PI2 PI3
PI4/CLCK
VDD
PI5/DATA
TSTIN/SFSY
FI2/SBSY
VSSP
PDO
VCOI
VDDX
VSSX
CKO
VDDP
XI
XO
VRAR RO VDAR VDAL LO VRAL VSSL VSS STANDBY VDD LRCKIB
6-16. IC Block Diagrams