TDA4856 데이터 시트보기 (PDF) - Philips Electronics

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TDA4856

I2C-bus autosync deflection controller for PC monitors

Philips Electronics 

Philips Semiconductors

I2C-bus autosync deflection controller for

PC monitors

Product specification

TDA4856

handbook, full pagewidth

horizontal oscillator sawtooth

at HCAP (pin 29)

horizontal sync pulse

PLL1 control current

at HPLL1 (pin 26)

video clamping pulse

at CLBL (pin 16)

triggered on trailing edge

of horizontal sync

line flyback pulse

at HFLB (pin 1)

PLL2 control current

at HPLL2 (pin 30)

line drive pulse

at HDRV (pin 8)

horizontal focus parabola

at FOCUS (pin 32)

+-

vertical blanking level

+–

PLL2

control range

45 to 52% of line period

MGS275

2003 Sep 30

Fig.15 Pulse diagram for horizontal part.

31

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