Sony BVW-55 Maintenance Manual page 594

IC
CXD8817Q (SONY)
C-MOS VIDEO TIMING SIGNAL GENERATOR
—TOP VIEW—
65
66
67
68
69
70
71
72 V
DD
73 GND
74
75
76
77
78
79
80
PIN PIN
I/O SIGNAL I/O SIGNAL
NO. NO.
1 I AD0 21 —
2 I AD1 22 —
3 — V 23 —
DD
4 — V 24 O
DD
5 I AD2 25 O SAWD7
6 I AD3 26 O SAWD6
7 I SCK 27 O SAWD5
8 I SIN 28 O SAWD4
9 O SOUT 29 O SAWD3
10 I START 30 O SAWD2
11 O COMPSYNC 31 O SAWD1
12 — GND 32 O SAWD0
13 O HDG 33 —
14 O VDG 34 —
15 O OEG 35 I
16 O CFG 36 —
17 I TEST1 37 O DA4FSC
18 I TEST2 38 O SYNCD9
19 O TESTOUT 39 O SYNCD8
20 I RESET 40 O SYNCD7
8 9
SIN SOUT
7
66
SCK FSC
10 65
START SAMPN
64
SAMPP
1 60
AD0 BURSTG
2
AD1
5 59
AD2 BURSTEX
6 58
AD3 SYNCEX
32
SAWD0
69 31
LOCKERROR SAWD1
63 30
CK4FSC SAWD2
56 29
SAWD3
EXT4FSC
55 28
FRRST SAWD4
27
SAWD5
68 26
SYNC SAWD6
25
SAWD7
67
BURST
35
13
CK27 HD
77 11
DSYNC ( 1 ) COMPSYNC
54 16
CFG
CFRST
71 15
CFSET OEG
52 14
D1 SYNC VDG
20
RESET
49
SYNCD0
48
SYNCD1
74
47
TEST SYNCD2
17 46
TEST1 SYNCD3
18 45
TEST2 SYNCD4
42
SYNCD5
19 41
TEST OUT SYNCD6
40
SYNCD7
39
SYNCD8
38
SYNCD9
76
DSELECT
75
SYNCGATE
2-44
40
39
38
37
GND 36
35
V 34
DD
GND 33
32
31
30
29
28
27
26
25
PIN PIN
I/O SIGNAL I/O SIGNAL
NO. NO.
V 41 O SYNCD6 61 — V
DD DD
V 42 O SYNCD5 62 — V
DD DD
NC 43 — V 63 I CK4FSC
DD
DA135 44 — V 64 O SAMPP
DD
45 O SYNCD4 65 O SAMPN
46 O SYNCD3 66 O FSC
47 O SYNCD2 67 I BURST
48 O SYNCD1 68 I SYNC
49 O SYNCD0 69 I LOCKERR
50 O SYNCNT 70 O MASKSYNC
51 — GND 71 I CFSET
52 I D1SYNC 72 — V
DD
GND 53 — GND 73 — GND
V 54 I CFRST 74 I TEST
DD
CK27 55 I FRRST 75 O SYNCGATE
GND 56 I EXT4FSC 76 O DSELECT
57 — GND 77 I DSYNC1
58 O SYNCEX 78 O DETCF
59 O BURSTEX 79 I DSYNC2
60 O BURSTG 80 O SCH
INPUT
AD0 - AD3 : SERIAL PRESET ADDRESS
BURST : REFERENCE BURST INPUT
CFRST : CF RESET FOR D2 LOCK
CFSET : EXTERNAL CF PULSE INPUT
CK27 : 27 MH CLOCK
Z
CK4FSC : 4 fsc CLOCK
D1SYNC : D1 SYNC FOR D1 LOCK
DSYNC1 : DELAYED SYNC FOR CF DET
DSYNC2 : DELAYED SYNC FOR SCH DET
EXT4FSC : EXTERNAL 4 fsc CLOCK
FRRST : FRAME RESET FOR D2 LOCK
LOCKERR : 4 fsc PLL LOCK ERROR
RESET : POWER ON RESET
SCK : SERIAL CLOCK
SIN : SERIAL DATA INPUT
START : SERIAL START PULSE
SYNC : REFERENCE SYNC INPUT
TEST : TEST PIN
TEST1, 2 : TEST PINS
OUTPUT
BURSTEX : BURST EXIST : H
BURSTG : BURST SAMPLE PULSE FOR NTSC
CFG : COLOR FRAMING PULSE
COMPSYNC : COMPOSITE SYNC
DA135 : 13.5 MH CLOCK
Z
DA4FSC : 4 fsc CLOCK
DETCF : DETECTED COLOR FRAMING
DSELECT : HYSTERESIS CONTROL FOR CF DET
FSC : FSC CLOCK
HDG : HD PULSE
MASKSYNC : GATED SYNC
OEG : ODD / EVEN PULSE
SAMPN : BURST SAMPLE ( _ ) FOR PAL
: BURST SAMPLE ( + ) FOR PAL
SAMPP
SAWD0 - SAWD7 : 27 MH SAW-TOOTH DATA ( 0 - 7 )
Z
SCH : DETECTED SCH
SOUT : SERIAL DATA OUTPUT
: 4 fsc SYNC DATA ( 0 - 9 )
SYNCD0 - SYNCD9
SYNCEX : SYNC EXIST : H
SYNCGATE : SELECTED SYNC FOR CF DET
SYNCNT : 4 fsc SYNC FOR NTSC
TESTOUT : TEST PIN
VDG : VD PULSE
9
SOUT
8
SIN
SERIAL
7
SCK INTERFACE
10 GENERATOR
18
DECODER
START
1, 2, 5, 6
AD0 - AD3
NTSC / PAL
35
CK27
COUNTER,
HD/COMP.
SYNC GEN.
66
FSC
64
SAMPP
65
SAMPN
60
4 fsc
BURSTG
69 COUNTER
LOCKERR
63
CK4FSC
56
EXT4FSC
55
SYNC DATA
FRRST
GENERATOR
77
DSYNC1
79
DSYNC2
54
CFRST
71
COUNTER
CFSET
52
D1SYNC
70
MASKSYNC
68
SYNC
67
SYNC/
BURST
BURST
59
BURSTEX
DETECTOR
58
SYNCEX
20
RESET
17
TEST1
18
TEST2
74
TEST
32 - 25
TRAPE
SAWD0 - SAWD7
80
SCH
13
HDG
27 MH
Z
11
COMPSYNC
24
DA135
15
LINE
OEG
14
COUNTER,
VDG
VD/CF PULSE 16
CFG
GENERATOR
37
DA4FSC
49 - 45, 42 - 38
SYNCD0 - SYNCD9
77
DSYNC ( 1 )
79
DSYNC ( 2 )
CF
76
DSELECT
DETECTOR
78
DETCF
75
SYNC GATE
LINE
50
SYNCNT
19
TEST OUT
BVW-55