TDA8446T

INTEGRATED CIRCUITS DATA SHEET TDA8446 Fast RGB/YC switch for digital decoding Product specification Supersedes data of August 1992 File under Integrated Circuits, IC02 1995 Feb 16 Philips Semiconductors Philips Semiconductors Product specification Fast RGB/YC switch for digital decoding FEATURES R, G, B clamped inputs Luminance and chrominance difference matrix Y-clamped inputs Fast switching between internal and external Y Chrominance input Amplifier with selectable gain 3-state switch for chrominance output. APPLICATIONS Digital TV systems Desktop video architecture. QUICK REFERENCE DATA SYMBOL VCC Tamb supply voltage operating ambient temperature PARAMETER 0 MIN. 10.8 − − TYP. DESCRIPTION TDA8446 The TDA8446 is a video switch which has been designed for use in Digital Multistandard System Decoders (DMSD) in digital video system. The device is intended for matrixing incoming RGB signals and for switching between luminance signals. It generates a SYNC signal and TTL clamping pulses from any video signal with sync pulses. MAX. 13.2 +70 V UNIT °C ORDERING INFORMATION PACKAGE TYPE NUMBER NAME TDA8446 TDA8446T DIP20 SO28 DESCRIPTION plastic dual in-line package; 20 leads; (300 mil) plastic small outline package; 28 leads; body width 7.5 mm VERSION SOT146-1 SOT136-1 1995 Feb 16 2 Philips Semiconductors Product specification Fast RGB/YC switch for digital decoding BLOCK DIAGRAM TDA8446 Fig.1 Block diagram (TDA8446). 1995 Feb 16 3 Philips Semico...