ch7005c Chrontel, ch7005c Datasheet - Page 17

• Manufacturer Part Number: ch7005c
• Description: Digital Pc To Tv Encoder With Macrovisiontm
• Manufacturer: Chrontel

CHRONTEL
201-0000-025 Rev. 2.9, 6/24/2004
520
520
520
523
523
258
258
258
261
261
A
521
521
524
521
524
259
259
259
262
262
B
522
522
522
525
525
260
260
260
263
263
C
523
Start of
field 3
523
523
Start of
Start of
field 1
field 4
Start of
field 2
1
color field 3
Reference
sub-carrier phase
1
Reference
sub-carrier phase
color field 1
261
sub-carrier phase
261
A N ALO G
FIE LD 1
A N ALO G
FIE LD 2
261
Reference
color field 2
264
sub-carrier phase
Reference
color field 4
Figure 10: NTSC / PAL Composite Output
A N ALO G
FIE LD 1
A N ALO G
FIE LD 2
264
A N ALO G
FIE LD 1
A N ALO G
FIE LD 2
Figure 11: Interlaced NTSC Video Timing
D
Pre-equalizing
pulse interval
524
524
524
2
2
E
262
262
262
265
265
525
525
525
F
V SY N C
S TA R T
3
t
3
t
V SY N C
t
V SY N C
S TAR T
S TAR T
2
3
1
+V
+V
+V
263
O F
266
263
263
O F
O F
266
Line
vertical
interval
1
1
1
4
4
Vertical sync
pulse interval
264
264
264
267
267
G
2
2
2
5
5
265
265
268
265
268
3
3
3
6
6
266
269
266
266
269
H
4
4
4
7
7
Post-equalizing
pulse interval
267
270
267
267
270
5
8
5
5
8
268
268
268
271
271
6
6
6
9
9
269
269
269
272
272
7
10
7
7
10
270
270
270
273
273
8
8
8
11
11
271
271
271
274
274
CH7005C
9
9
12
9
12
272
272
272
275
275
17