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TDA4681

Part Number	TDA4681
Manufacturer	NXP
Description	Video processor
Published	Apr 23, 2005
Detailed Description	INTEGRATED CIRCUITS DATA SHEET TDA4681 Video processor with automatic cut-off and white level control Product speciﬁca...
Datasheet	TDA4681 PDF File

Overview

INTEGRATED CIRCUITS DATA SHEET TDA4681 Video processor with automatic cut-off and white level control Product speciﬁcation Supersedes data of April 1993 File under Integrated Circuits, IC02 1997 Mar 04 Philips Semiconductors Product speciﬁcation Video processor with automatic cut-off and white level control FEATURES • Operates from an 8 V DC supply • Black level clamping of the colour difference, luminance and RGB input signals with coupling-capacitor DC level storage • Two fully-controlled, analog RGB inputs, selected either by fast switch signals or via I2C-bus • Saturation, contrast and brightness adjustment via I2C-bus • Same RGB output black levels for Y/CD and RGB input signals • Timing pulse generation from either a 2 or 3-level sandcastle pulse for clamping, horizontal and vertical synchronization, cut-off and white level timing pulses • Automatic cut-off control with picture tube leakage current compensation • Software-based automatic white level control or fixed white le...

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