STV5348(2004) 데이터 시트보기 (PDF) - STMicroelectronics

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STV5348
(Rev.:2004)

MONOCHIP TELETEXT AND VPS DECODER WITH 8 INTEGRATED PAGES

STMicroelectronics 

STV5348

Figure 7. Master Synchronization Mode - Delivered Composite Synchronization Signal

VCS, TCS

(interlaced)

621 622 623 624 625

1

2

(308) (309) (310) (311) (312)

3

4

5

6

VCS, TCS

(interlaced)

309 310 311 312 313 314

(1)

315 316 317 318 319

(2)

(3)

(4)

(5) (6)

TCS

(non-interlaced)

308 309 310 311 312

1

2

3

4

5

6

The number positions indicate the end of lines.

Internal signals :

- VCS composite synchro from CVBS signal,

- TCS Teletext composite synchro.

t(s) Figure 8. Slave Synchronization Mode

duc MA/SL

ro +5V 2

P +5V

POL

lete 4

LFB

5

6

FFB

SCS

so POL grounded, Inputs Signals :

b are LFB line flyback synchro on Pin 5

O FFB field flyback synchro on Pin 6

- or SCS synchro composite signal on Pins 5 and 6

POL to VDD, Inputs Signals :

are LFB line flyback synchro on Pin 5

FFB field flyback synchro on Pin 6

or SCS synchro composite signal on Pins 5 and 6

uct(s) Figure 9. Data Valid Timing (DV)

te Prod DV for

ObsoleVPS Data

Field 0

Line 16

Field 1

Field 0

8/30

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