TDA8708B

INTEGRATED CIRCUITS DATA SHEET TDA8708B Video analog input interface Product specification Supersedes data of June 1994 File under Integrated Circuits, IC02 1996 Nov 26 Philips Semiconductors Product specification Video analog input interface FEATURES 8-bit resolution Sampling rate up to 32 MHz Binary or two’s complement 3-state TTL outputs TTL-compatible digital inputs and outputs Internal reference voltage regulator Power dissipation of 365 mW (typical) Input selector circuit (one out of three video inputs) Clamp and Automatic Gain Control (AGC) functions for CVBS and Y signals No sample-and-hold circuit required The TDA8708B has no white peak control in mode 2 whereas the TDA8708A has control in modes 1 and 2 In-range output (not TTL levels). QUICK REFERENCE DATA SYMBOL VCCA VCCD VCCO ICCA ICCD ICCO ILE DLE fclk(max) B Ptot PARAMETER analog supply voltage digital supply voltage TTL output supply voltage analog supply current digital supply current TTL output supply current DC integral linearity error DC differential linearity error maximum clock frequency maximum −3 dB bandwidth (AGC amplifier) total power dissipation MIN. 4.5 4.5 4.2 − − − − − 30 12 − TYP. 5.0 5.0 5.0 37 24 12 − − 32 18 365 GENERAL DESCRIPTION APPLICATIONS Video signal decoding TDA8708B Scrambled TV (encoding and decoding) Digital picture processing Frame grabbing. The TDA8708B is an analog input interface for video signal processing. It includes a video amplifier with c...