STV5438(2004) Просмотр технического описания (PDF) - STMicroelectronics

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STV5438
(Rev.:2004)

MONOCHIP TELETEXT AND VPS DECODER WITH 8 INTEGRATED PAGES

STMicroelectronics 

Figure 5. Serial Bus Timing

STV5348

SDA

SCL

t BUF

t LOW

t HD,STA

tR

t HD,DAT

tF

t HIGH

t SU,DAT

SDA

VIH = 3V , VIL = 1.5V

t SU,STA

t SU,STO

t(s) Figure 6. Master Synchronization Mode - Hardware Configuration

roduc Output signal on STTV Pin :

P 1

Synchro

Extractor

Line PLL

Line PLL

POL grounded

VCS when R1D2 = 0

te MA/SL

le 2

bso +5V

4

VCS

R1D2 = "0"

TCS

R1D2 = "1"

Bit R1D2

I2C

Control

TCS when R1D2 = 1

POL to VDD

VCS when R1D2 = 0

TCS when R1D2 = 1

- O POL

Obsolete Product(s)STTV

7/30

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