AD8334 - Ultralow Noise VGAs

Product Overview

Analog Devices

Part number	AD8334
Manufacturer	Analog Devices
File Size	2.07 MB
Description	Ultralow Noise VGAs
Datasheet	AD8334 Datasheet
Additional preview pages of the AD8334 datasheet.

The AD8331/AD8332/AD8334 are single-, dual-, and quadchannel, ultralow noise linear-in-dB, variable gain amplifiers (VGAs).

Ultralow noise preamplifier (preamp) Voltage noise = 0.74 nV/√Hz Current noise = 2.5 pA/√Hz 3 dB bandwidth AD8331: 120 MHz AD8332, AD8334: 100 MHz Low power AD8331: 125 mW/channel AD8332, AD8334: 145 mW/channel Wide gain range with programmable postamp.
4.5 dB to +43.5 dB in LO gain mode 7.5 dB to 55.5 dB in HI gain mode Low output-referred noise: 48 nV/√Hz typical Active input impedance matching Optimized for 10-bit/12-bit ADCs Selectable output clamping level Single 5 V supply operatio.

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Published: Apr 25, 2007 |