STV0118 데이터 시트보기 (PDF) - STMicroelectronics
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STV0118 Datasheet PDF : 42 Pages
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STV0118
IV - FUNCTIONAL DESCRIPTION (continued)
Figure 6 : PAL-M Typical VBI Waveforms, Interlaced Mode (CCIR-525 Line Numbering)
F’
F
F’
F
Full VBI1
Partial VBI1
0V
I
A
B
519
520
521
522
523
524
525
1
2
3
4
5
6
7
8
9 16 17
F
F’
F
Partial VBI2
Full VBI2
A
B
II
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271 279 280
F
F’
F
A
B
III
519
520
521
522
523
524
525
1
2
3
4
5
6
7
8
9
F’
F
A
B
IV
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
I
II
C
III
IV
0V :
Frame synchronizationreference
I, II, III, IV : 1st and 5th, 2nd and 6th, 3rd and 7th, 4th and 8th fields
A:
Burst phase : nominalvalue +135°
B:
Burst phase : nominalvalue -135°
C:
Burst suppressioninternal
Figure 7 : PAL-M Typical VBI Waveforms, Non-interlaced Mode (“CCIR-like” Line Numbering)
Partial VBI
0V
Full VBI
A
B
256
257
258
259
260
261
262
1
2
3
4
5
6
7
8
9
10 16 17
Burst phase toggles every line
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