Description
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The AD605 is a low noise, accurate, dual channel, linear-in-dB variable gain amplifier, which is optimized for any application requiring high perf.
Features
* Two Independent Linear-in-dB Channels Input Noise at Maximum Gain: 1.8 nV/ √Hz , 2.7 pA/√Hz Bandwidth: 40 MHz (
* 3 dB) Differential Input Absolute Gain Range Programmable:
* 14 dB to +34 dB (FBK Shorted to OUT) Through 0 dB to +48 dB (FBK Open) Variable Gain Scaling: 20 dB/V Through 40
Applications
* Ultrasound and Sonar Time-Gain Control High Performance AGC Systems Signal Measurement
Dual, Low Noise, Single-Supply Variable Gain Amplifier AD605
FUNCTIONAL BLOCK DIAGRAM
FIXED GAIN AMPLIFIER +34.4dB OUT FBK VGN GAIN CONTROL AND SCALING PRECISION PASSIVE INPUT ATTENUATOR
VREF
VOCM +IN
