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ADA4431-1 Datasheet Ultralow Power SD Video Filter

Manufacturer: Analog Devices

General Description

The ADA4431-1 is a fully integrated video reconstruction filter that combines excellent video specifications with low power consumption, making it ideal for portable video filtering applications.

The ADA4431-1 is able to detect whether a video load is present at the output, powering down the device when the load is disconnected.

The ADA4431-1 operates on single supplies as low as 2.5 V while providing the dynamic range required by the most demanding video systems.

Overview

Data Sheet.

Key Features

  • Third-order, low-pass video filter 1 dB flatness out to 6 MHz 27 dB rejection at 27 MHz Low quiescent current: 4.7 mA typical Low power-down current: 24 µA typical Load detection capability SAG correction Allows use of smaller capacitors in ac-coupled outputs Low supply voltage: 2.5 V to 3.6 V Charge pump Creates a negative voltage from single positive supply Allows capless output coupling with no dc offset Rail-to-rail output High input-to-output isolation in disabled state 89 dB @ 1 MHz Small.