TDA4850 데이터 시트보기 (PDF) - Philips Electronics

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TDA4850

Horizontal and vertical deflection controller for VGA/XGA and multi-frequency monitors

Philips Electronics 

Philips Semiconductors

Horizontal and vertical deflection controller

for VGA/XGA and multi-frequency monitors

Product specification

TDA4850

handbook, full pagewidth

H-sync (VGA)

sawtooth of

horizontal

oscillator

15%

control

current

of PLL1

line flyback

pulse

on pin 2

current

control

of PLL2

clamping and

blanking pulses

on pin 8

horizontal output

pulse with

45% duty cycle

4.6 V

1.6 V

85%

PLL2 control range

(minimum 30%)

42.5%

39.5%

3.9 V

1 µs clamping pulse

2.1 V H + V

blanking pulse

0.7 V

MEH170

1997 Jun 05

Fig.3 Horizontal timing diagram.

12

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