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ADA4424-6 Datasheet 6-Channel SD/ED/HD Video Filter

Manufacturer: Analog Devices

General Description

The ADA4424-6 is a high performance video reconstruction filter specifically designed for consumer applications.

It consists of a www.DataSheet4U.com standard definition (SD) section with two fifth-order Butterworth filters, and a high definition (HD) section with three fifth-order filters.

The SD section contains an internal Y/C summer for CVBS output, whereas the HD section provides selectable corner frequencies for either extended definition (ED) or HD signals.

Overview

6-Channel SD/ED/HD Video Filter with Charge Pump ADA4424-6.

Key Features

  • 3 SD channels; 18 MHz typical 1 dB bandwidth (BW) 3 ED/HD channels; 25 MHz/34 MHz typical 1 dB BW Fixed gain of 6.2 dB (2.042 V/V) On-board negative supply for output coupling without capacitors Minimal dc offset at the output pins Internal summation of Y and C channels for CVBS output Flexible input dc offset cancellation for luma channels D-terminal (EIAJ RC-5237 D5) and S-terminal (S1/S2) support Capable of driving 2 back-terminated 75 Ω video loads simultaneously Separate power-down pins for.