CX25870/871
1.0 Functional Description
Flicker-Free Video Encoder with Ultrascale Technology
1.3 Device Description
Figure 1-12. Interlaced 525-Line (PAL-M) Video Timing
RESET*
Start
of
Analog
FIELD 1
VSYNC*
523
524
525
4
5
6
7
22
12
1
2
3
8
9
10
11
Burst Phase
Analog
FIELD 2
285
274
273
261
262
263
264
265
266
267
268
269
270
271
272
Analog
FIELD 3
10
22
12
11
523
524
525
4
5
6
7
1
2
3
8
9
Burst Phase
Analog
FIELD 4
285
274
261
262
263
264
265
266
267
268
269
270
271
272
273
Burst Phase = Reference Phase = 135˚ Relative to U
PAL Switch = 0, +V Component
Burst Phase = Reference Phase + 90˚ = 225˚ Relative to U
PAL Switch = 1, –V Component
100381_007
100381B
Conexant
1-45
CONEXANT [ CONEXANT SYSTEMS, INC ]
