SAA5281 Ver la hoja de datos (PDF) - Philips Electronics

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SAA5281

Integrated Video input processor and Teletext decoder (IVT1.8*)

Philips Electronics 

Philips Semiconductors

Integrated Video input processor and

Teletext decoder (IVT1.8*)

Preliminary specification

SAA5281

SYMBOL

i.c.

CLK EN

CLK O/P

LINE 23

n.c.

PIN

SOT240-1 SOT247-1 SOT319-2

DESCRIPTION

26 to 35,

38 to 43,

45 to 48

27 to 32,

35 to 38,

41 to 46,

48 to 51

1 to 3,

5 to 8,

45 to 53,

55, 61,

63 to 64

internally connected; normally open-circuit

36

39

56 clock enable input to enable the clock output (CLP O/P pin 37);

internal pull-down normally disables clock

37

40

59 13.5 MHz clock output to drive an external microcontroller

44

47

4

output for indication of Line 23 for use with external circuitry

−

7, 33, 34 9, 10, 12, not connected; normally open-circuit

17, 25, 26,

29, 31,

41 to 43,

54, 57, 58,

60, 62

1996 Nov 04

5

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