TDA4884

INTEGRATED CIRCUITS DATA SHEET TDA4884 Three gain control video pre-amplifier for OSD Product specification Supersedes data of June 1994 File under Integrated Circuits, IC02 1997 Nov 26 Philips Semiconductors Product specification Three gain control video pre-amplifier for OSD CONTENTS 1 2 3 4 5 6 7 7.1 7.2 7.3 7.4 7.5 7.6 7.7 7.8 8 9 10 11 11.1 12 13 14 14.1 14.2 14.3 15 16 FEATURES GENERAL DESCRIPTION QUICK REFERENCE DATA ORDERING INFORMATION BLOCK DIAGRAM PINNING FUNCTIONAL DESCRIPTION Contrast control Output stages Input clamping Vertical blanking Horizontal blanking Cut-off and black-level stabilization On screen display Test mode LIMITING VALUES THERMAL CHARACTERISTICS CHARACTERISTICS APPLICATION AND TEST INFORMATION Recommendations for building the application board INTERNAL PIN CONFIGURATION PACKAGE OUTLINE SOLDERING Introduction Soldering by dipping or by wave Repairing soldered joints DEFINITIONS LIFE SUPPORT APPLICATIONS TDA4884 1997 Nov 26 2 Philips Semiconductors Product specification Three gain control video pre-amplifier for OSD 1 FEATURES 2 GENERAL DESCRIPTION TDA4884 85 MHz video controller Fully DC controllable 3 separate video channels Input black-level clamping White level adjustment for 3 channels Contrast control for all 3 channels simultaneously Cathode feedback to internal reference for cut-off control, which allows unstabilized video supply voltage Current outputs for RGB signal currents RGB voltage outputs to external peakin...