SAA7127 Просмотр технического описания (PDF) - Philips Electronics

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производитель

SAA7127

Digital video encoder

Philips Electronics 

Philips Semiconductors

Digital video encoder

Product specification

SAA7126H; SAA7127H

SYMBOL PIN

XTALI

35

VDDA4

36

XCLK

37

VSSD3

38

VDDD3

39

RESET

40

SCL

41

SDA

42

TTXRQ

43

TTX

44

TYPE

I

supply

O

supply

supply

I

I

I/O

O

I

DESCRIPTION

crystal oscillator input; if the oscillator is not used, this pin should be connected to

ground

analog supply voltage 4 for the DAC reference ladder and the oscillator

clock output of the crystal oscillator

digital ground 3

digital supply voltage 3

Reset input, active LOW. After reset is applied, all digital I/Os are in input mode;

PAL black burst on CVBS, VBS and C; RGB outputs set to lowest voltage. The

I2C-bus receiver waits for the START condition.

I2C-bus serial clock input

I2C-bus serial data input/output

teletext request output, indicating when text bits are requested

teletext bit stream input

handbook, full pagewidth

RES 1

SP 2

AP 3

LLC1 4

VSSD1 5

VDDD1 6

RCV1 7

RCV2 8

MP7 9

MP6 10

MP5 11

SAA7126H

SAA7127H

33 VSSA3

32 VSSA2

31 VDDA3

30 CVBS

29 BLUE

28 VDDA2

27 n.c.

26 GREEN

25 VDDA1

24 n.c.

23 RED

MHB499

2002 Oct 15

Fig.2 Pin configuration.

6

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