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AD640 - DC-Coupled Demodulating 120 MHz Logarithmic Amplifier

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Datasheet Details

Part number AD640
Manufacturer Analog Devices
File Size 394.60 KB
Description DC-Coupled Demodulating 120 MHz Logarithmic Amplifier
Datasheet download datasheet AD640 Datasheet

General Description

The AD640 is a complete monolithic logarithmic amplifier.

A single AD640 provides up to 50 dB of dynamic range for frequencies from dc to 120 MHz.

Two AD640s in cascade can provide up to 95 dB of dynamic range at

Overview

a DC-Coupled Demodulating 120 MHz Logarithmic Amplifier AD640.

Key Features

  • Complete, Fully Calibrated Monolithic System Five Stages, Each Having 10 dB Gain, 350 MHz BW Direct Coupled Fully Differential Signal Path Logarithmic Slope, Intercept and AC Response are Stable Over Full Military Temperature Range Dual Polarity Current Outputs Scaled 1 mA/Decade Voltage Slope Options (1 V/Decade, 100 mV/dB, etc. ) Low Power Operation (Typically 220 mW at ؎5 V) Low Cost Plastic Packages Also Available.

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