ADX920 - 24-Bit Analog Front-End

Product Overview

Datasheet Details

Part number	ADX920
Manufacturer	AnalogySemi
File Size	1.32 MB
Description	24-Bit Analog Front-End
Datasheet	ADX920 Datasheet
Additional preview pages of the ADX920 datasheet.

Product details

Description

The ADX920/1/2/3 devices are multichannel, simultaneous sampling, 24-bit, delta-sigma (ΔΣ) analog-to-digital converters (ADCs) with a built-in programmable gain amplifier (PGA), internal reference, and an onboard oscillator.

Features

Three low-noise (ADX923) PGAs and two highresolution ADCs (ADX922/3).
Input-referred noise: 8.6μVPP (G = 6).
Input bias current: 100pA.
Data rate: 125SPS to 8kSPS.
CMRR: 117dB; THD:.
107dB.
Programmable gain: 1, 2, 3, 4, 6, 8, or 12.
Supplies: unipolar or bipolar Analog: 2.7V to 5.5V Digital: 1.65V to 3.6V.
Built-in right leg drive amplifier, lead-off detection, test signals.
Integrated respiration impedanc.

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Published: Feb 13, 2025 |