SAA5281 Datasheet, PDF (5/48 Pages) NXP Semiconductors – Integrated Video input processor and Teletext decoder IVT1.8

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