TDA8501 View Datasheet(PDF) - Philips Electronics

Part Name

Description

Manufacturer

TDA8501

PAL/NTSC encoder

Philips Electronics 

Philips Semiconductors

PAL/NTSC encoder

Table 2 Internal circuitry.

PIN

NAME

1 −(R−Y)

CIRCUIT

Preliminary specification

TDA8501

DESCRIPTION

−(R−Y) input; connected via

47 nF capacitor

1.05 V (p-p) for EBU bar of 75%

see also pins 3, 5, 7, 9 and 11

2 MCONTROL

multiplexer switch control input

< 0.4 V Y, U and V

>1 V R, G and B

3 −(B−Y)

4 H/2

IN/OUT

April 1993

see pin 1

−(B−Y) input; connected via

47 nF capacitor

1.33 (p-p) for EBU bar of 75%

H/2 input

PAL MODE:

pin open, output of internal H/2

Forcing possibility

NTSC mode:

0 V set-up

5 V no set-up

20

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