ADS1291 - 24-Bit Analog Front-End

Name: ADS1291
SKU: ADS1291-1443547

Texas Instruments

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Datasheet Details

Part number	ADS1291
Manufacturer	Texas Instruments
File Size	2.75 MB
Description	24-Bit Analog Front-End
Datasheet	ADS1291-etcTI.pdf

ADS1291 Product details

Description

The ADS1291, ADS1292, and ADS1292R are multichannel, simultaneous sampling, 24-bit, deltasigma (ΔΣ) analog-to-digital converters (ADCs) with a built-in programmable gain amplifier (PGA), internal reference, and an onboard oscillator.

Features

1 Two low-noise PGAs and two high-resolution ADCs (ADS1292 and ADS1292R).
Low power: 335 μW/channel.
Input-referred noise: 8 μVPP (150-Hz BW, G = 6).
Input bias current: 200 pA.
Data rate: 125 SPS to 8 kSPS.
CMRR: 120 dB.
Programmable gain: 1, 2, 3, 4, 6, 8, or 12.
Supplies: unipolar or bipolar.
Analog: 2.7 V to 5.25 V.
Digital: 1.7 V to 3.6 V.
Built-in right leg drive amplifier, lead-off detection.

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Published: Jul 8, 2020 |