AD9277 - Octal LNA/VGA/AAF/14-Bit ADC And CW I/Q Demodulator

Analog Devices

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Datasheet Details

Part number	AD9277
Manufacturer	Analog Devices
File Size	1.41 MB
Description	Octal LNA/VGA/AAF/14-Bit ADC And CW I/Q Demodulator
Datasheet	AD9277_AnalogDevices.pdf

AD9277 Product details

Description

3 Specifications 4 AC Specifications 4 Digital Specifications 7 Switching Specifications 8 ADC Timing Diagrams 9 Absolute Maximum Ratings 10 Thermal Impedance 10 ESD Caution 10 Pin Configuration and Function Descriptions 11 Typical Performance Characteristics 14 TGC Mode 14 CW Doppler Mode 17 Equivalent Circuits 19 Theory of Operation 21 Ultrasound 21 Channel Overview 22 Input Overdrive 25 CW Doppler Operation 25 TGC Operation 29 ADC 33 Clock Input Considera

Features

8 channels of LNA, VGA, AAF, ADC, and I/Q demodulator Low noise preamplifier (LNA) Input-referred noise: 0.75 nV/√Hz typical at 5 MHz (gain = 21.3 dB) SPI-programmable gain: 15.6 dB/17.9 dB/21.3 dB Single-ended input: VIN maximum = 733 mV p-p/ 550 mV p-p/367 mV p-p Dual-mode active input impedance matching Bandwidth (BW) > 100 MHz Full-scale (FS) output: 4.4 V p-p differential Variable gain amplifier (VGA) Attenuator range:.
42 dB to 0 dB Postamp gain: 21 dB/24 dB/27 dB/30 dB Linear-in-d.

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Published: Sep 9, 2009 |