cx25870 Conexant Systems, Inc., cx25870 Datasheet - Page 60

• Manufacturer Part Number: cx25870
• Description: Video Encoder With Adaptive Flicker Filtering And Hdtv Output
• Manufacturer: Conexant Systems, Inc.

1.0 Functional Description
1.3 Device Description
Figure 1-11. Interlaced 525-Line (NTSC) Video Timing
1-44
Note(s):
SMPTE line numbering convention is used rather than CCIR624.
523
523
261
261
524
524
262
262
Burst Begins with Negative Half-Cycle
Burst Phase = Reference Phase = 180˚ Relative to B–Y
Burst Begins with Positive Half-Cycle
Burst Phase = Reference Phase = 180˚ Relative to B–Y
525
525
263
263
1
1
Analog
FIELD 3
Analog
FIELD 1
264
Analog
FIELD 2
264
Analog
FIELD 4
2
2
265
265
3
3
VSYNC
Start
266
266
of
RESET*
4
4
BURST PHASE
BURST PHASE
267
267
Conexant
5
5
268
268
Flicker-Free Video Encoder with Ultrascale Technology
6
6
269
269
7
7
270
270
8
8
271
271
9
9
272
272
10
10
CX25870/871
22
22
100381B
285
285
100381_006