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TDA4670 Picture Signal Improvement PSI

TDA4670 Description

INTEGRATED CIRCUITS DATA SHEET TDA4670 Picture Signal Improvement (PSI) circuit Product speciļ¬cation Supersedes data of May 1991 File under Integrat.
TDA4670 The TDA4670 delays the luminance signal and improves colour-difference signal transients.

TDA4670 Features

* Luminance signal delay from 20 to 1100 ns (minimum step 45 ns)
* Luminance signal peaking with selectable symmetrical overshoots
* 2.6 or 5 MHz peaking centre frequency and selectable degree of peaking (
* 3, 0, +3 and +6 dB)
* Selectable noise reduction by co

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