bt865a Conexant Systems, Inc., bt865a Datasheet - Page 23

• Manufacturer Part Number: bt865a
• Description: Ycrcb To Ntsc/pal Digital Video Encoder
• Manufacturer: Conexant Systems, Inc.

Bt864A/Bt865A Data Sheet
Figure 1-9. Interlaced 625-Line (PAL-N) Video Timing
100138C
02/17/03
GENERAL NOTE: EVBI = 0.
Blanking
Intervals
620
620
Burst
308
308
621
621
309
309
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
622
622
310
310
623
623
311
311
624
624
312
312
625
625
313
313
FIELD Seven
FIELD Eight
FIELD Five
1
1
FIELD Six
–U PHASE
Analog
FIELD 5
Analog
FIELD 6
Analog
FIELD 7
Analog
FIELD 8
314
314
Conexant
2
2
315
315
3
3
316
316
4
4
317
317
5
5
318
318
6
6
319
319
7
7
320
320
VSYNC*
23
23
Circuit Description
336
336
24
24
337
337
100138_010
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