TDA4852 Просмотр технического описания (PDF) - Philips Electronics

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TDA4852

Horizontal and vertical deflection controller for autosync monitors

Philips Electronics 

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(1) clamp pulses triggered by H-sync

(2) clamp pulses triggered by leading edge of V-trigger pulse

(3) clamp pulses triggered by horizontal oscillator

(4) during V-trigger pulse clamp pulses are generated internally

(5) control voltage of PLL1 is corrected during V-trigger pulse

Fig.8 Pulse diagram for composite sync applications (showing reduced influence of V-sync on H-phase and drive pulses for F/V converters).

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