Sony CA-755, Maintenance Manual

Page: 78 / 132

4-6
CA-755/755P
IC
C-MOS TIME CODE GENERATOR / READER
-TOP VIEW-
40
39
38
37
36
35
34
33
32
31
30
29
28
27
26
25
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
1 2 3 4 5 6 7 8 9
10 11 12 13 14 15 16 17 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
V
DD(+5V)
V
DD(+5V)
GND
GND
PIN
NO.
I/O
I/O
I/O
I/O
I/O
I/O
I/O
O
I/O
I/O
I/O
I/O
—
I/O
I/O
I/O
I/O
DB5
DB4
DB3
DB2
DB1
DB0
STOP
D7
D6
D5
D4
GND
D3
D2
D1
D0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
SYMBOL
PIN
NO.
I/O
I
I
I
O
I
I
I
I
I
I
I
I
I
I/O
I/O
I/O
CCS
CWR
CRD
INT
STBY
TST1
TST2
TST3
PON
FLD1
RTIM
CDIR
CTLI
DWR
DA3
DA2
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
SYMBOL
PIN
NO.
I/O
—
I/O
I/O
I
O
O
I
O
I
I
I
O
O
I
O
O
V
DD
DA1
DA0
DSP
DTSE
VRCK
SLLM
RVDO
RCSI
VITC
FRMI
FRMO
GLSY
HDI
HDO
VDO
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
SYMBOL
PIN
NO.
I/O
I
O
O
—
O
I
I
I
I
O
O
O
I
I
O
I
C1MI
C1MO
C2MO
GND
CKO
CKIN
SLCK
GCSI
S1
VTGO
VTO
LTCO
LRES
VCEI
LSHO
C2MI
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
SYMBOL
PIN
NO.
I/O
I
O
O
O
O
O
O
I
—
I
I
I
I
I
I/O
I/O
TCIN
DCLK
DATA
RFLD
RDSY
LRP
BUSY
BA2
V
DD
BA1
BA0
BWR
BRD
BCS
BD7
BD6
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
SYMBOL
CXD1132Q (SONY) FLAT PACKAGE
SIGNAL DESCRIPTION
BA0-BA2
BCS
BD0-BD7
BRD
BUSY
BWR
C1MI
C1MO
C2MI
C2MO
CCS
CDIR
CKIN
CKO
CRD
CTLI
CWR
D0-D7
DA0-DA3
DATA
DCLK
DSP
DTSE
DWR
EA4
FLD1
FRMI
FRMO
GCSI
GLSY
HDI
HDO
INT
LPR
LRES
LSHO
LTCO
PON
RCSI
RDSY
RESS
RFLD
RTIM
RVDO
B ADDRESS INPUTS
B CHIP ENABLE INPUT ("L" : ENABLE)
B DATA I/O
B READ INPUT ("L" : READ)
B BUSY OUTPUT
B WRITE INPUT ("L" : WRITE)
SYSTEM CLOCK INPUT
CLOCK 1 OUTPUT (CKIN
X
1/16)
LTC READ CLOCK INPUT
CLOCK 2 OUTPUT (CKIN
X
1/8)
C CHIP ENABLE INPUT ("L" : ENABLE) (when DSP is low)
ADDRESS LATCH ENABLE INPUT ("L" : ENABLE) (when DSP is high)
CTL DIRECTION INPUT
SYSTEM CLOCK INPUT
CLOCK OUTPUT
C READ INPUT ("L" : READ)
CTL SIGNAL INPUT
C WRITE INPUT ("L" : WRITE)
DATA I/O (when DSP is low)/
ADDRESS INPUTS
E ADDRESS INPUTS (when DSP is high)
D ADDRESS OUTPUT (when DSP is low)
DEMODULATED SERIAL DATA OUTPUT
DEMODULATED CLOCK OUTPUT
DISPLAY BUS SELECT INPUT
DSP controls CCS, DA0-DA3 and DVR.
VITC DATA SEARCH FLAG OUTPUT
WRITE ENABLE OUTPUT ("L" : ENABLE) (when DSP is low)
E ADDRESS 4 INPUT (when DSP is high)
ADDRESS BUS INPUT
FIELD REFERENCE INPUT ("L" : FILD 1)
FRAME SIGNAL INPUT
FRAME SIGNAL OUTPUT
COMPOSITE SYNC INPUT
LOST SYNC FLAG OUTPUT
HORIZONTAL SYNC INPUT
HORIZONTAL SYNC OUTPUT
ITERRUPT REQUEST OUTPUT
LTC READ REQUEST OUTPUT
LTC COUNTER RESET INPUT ("L" : RESET)
SYNCHRONOUS SIGNAL OUTPUT
LTC SIGNAL OUTPUT
SYSTEM RESET INPUT ("L" : PON)
COMPOSITE SYNC INPUT
READ SYNC WORD DATA OUTPUT
RESET INPUT ("L" : RTIM)
FIELD DATA OUTPUT
TIME ADDRESS RESET INPUT ("L" : RESET)
VITC READ DATA OUTPUT
VIDEO SIGNAL FORMAT
SMPTE 29.97Hz 525LINE
EBU 25Hz 625LINE
CKIN
14.318MHz
14.500MHz
S1
SLCK
SLLM
STBY
STOP
TCIN
TST1-TST3
VCEI
VDO
VITC
VTGO
VTO
SIGNAL FORMAT SELECT INPUT
"H" : NTSC/PAL-M 29.94Hz 525LINE
"L" : PAL/SECAM 25Hz 625LINE
SELECT CLOCK INPUT
READ SIZE SELECT INPUT
STANDBY READ FLAG INPUT
STOP OUTPUT ("L" : STOP)
LONGITUDINAL TIME AND CONTROL CODE INPUT
TEST INPUTS
LTC CLOCK INPUT
HORIZONTAL SYNC DRIVE OUTPUT
VITC SIGNAL INPUT
VITC GATE SIGNAL OUTPUT
VITC SIGNAL OUTPUT ("H" : VITC)
SLCK
CKIN
SPEC
14.318MHz
SMPTE
"L"
14.5MHz
EBU
7.159MHz
SMPTE
"H"
7.25MHz
EBU
CLOCK
GEN
VITC
READER
OSC
14M
14M
56 GCSI
7M 2M 1M S1
PROGRAM
COUNTER
PROGRAM
COUNTER
16BIT
BINARY
COUNTER
CKO 53 CKIN 54 C2MO 51 C2MI 64 C1MO 50 C1MI 49
S1 57
HDO 47 HDI 46
SYNC
SEP
41 RCSI SYNC
SEP
42 VITC
FRMO 44 FRMI 43
VITC
LINE
COUNTER
STBY 21
STOP
7
VTO
59
VTGO
VCEI 62
58
LTCO
60
LRES 61
BWR
BCS
BRD
76
78
77
BD0-BD5
BD6, BD7 6-1,
80, 79
BUSY
71
LSHO 63
VITC
GEN
1/320
COUNTER
8BIT
X
8BYTE
BUFF
&
CONTROL
PHASE
COMP
VCO
LTC
GEN
S1
LTC
READER
2M
65 TCIN
70 LPR
INTERRUPT
CONTROL
ADDRESS
DECODER
ADDRESS
LATCH
INPUT
CONTROL
28 CDIR
INT
20
29 CTLI
26 FLD 1
DA0-DA3
35,34,32,31
30 DWR
27 RTIM
17 CCS
36 DSP
19 CRD
18 CWR
TEST
PATTERN
GEN
23 TST 2
22 TST 1
24 TST 3
D0-D7
V
DD
16-13
11-8
33
V
DD
73
8
BA0-BA2 75,74,72 3
4
GND
12
GND
52
8