ADX920 24-Bit Analog Front-End

Description

ADX920/ADX921/ADX922/ADX923 Low-Power, 2-Channel, 24-Bit Analog Front-End for Biopotential Measurements 1..
The ADX920/1/2/3 devices are multichannel, simultaneous sampling, 24-bit, delta-sigma (ΔΣ) analog-to-digital converters (ADCs) with a built-in program.

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Datasheet Specifications

Part number: ADX920
Manufacturer: AnalogySemi
File Size: 1.32 MB
Datasheet: ADX920-AnalogySemi.pdf
Description: 24-Bit Analog Front-End

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

Applications

* Medical instrumentation (ECG) including: Patient monitoring: Holter, event, stress, and vital signs including ECG, AED, and telemedicine Personal care and fitness monitors (heart rate, respiration, and ECG)
* High-precision, simultaneous, multichannel data acquisition 3. DESCRIPTIO

ADX920 Distributors

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ADX920 24-Bit Analog Front-End AnalogySemi

AnalogySemi ADX920-like datasheet