cx25870 Conexant Systems, Inc., cx25870 Datasheet - Page 64

• 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 1-15. Interlaced 625-Line (PAL-N) Video Timing (Fields 1–4)
1-48
Blanking
620
Intervals
620
Burst
308
308
621
621
309
309
Burst Phase = Reference Phase + 90˚ = 225˚ Relative to U
PAL Switch = 1, –V Component
Burst Phase = Reference Phase = 135˚ Relative to U
PAL Switch = 0, +V Component
622
622
310
310
623
623
311
311
624
624
312
312
625
625
313
313
RESET*
1
1
– U PHASE
Analog
FIELD 3
Analog
FIELD 2
Analog
FIELD 4
FIELD One
FIELD Two
FIELD Three
FIELD Four
314
314
Analog
FIELD 1
Conexant
2
2
315
315
3
3
Flicker-Free Video Encoder with Ultrascale Technology
316
316
4
4
317
317
5
5
318
318
6
6
319
319
7
7
VSYNC*
320
320
23
23
CX25870/871
336
336
24
24
100381B
1000381_010
337
337