ADS1257 - 30-kSPS 4-Channel 24-Bit ADC

Name: ADS1257
SKU: ADS1257-1408121

Texas Instruments

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ADS1257 Datasheet Preview — Preview of ADS1257 PDF

Datasheet Details

Part number	ADS1257
Manufacturer	Texas Instruments
File Size	1.40 MB
Description	30-kSPS 4-Channel 24-Bit ADC
Datasheet	ADS1257-etcTI.pdf

ADS1257 Product details

Description

The ADS1257 is a low-noise, 30-kSPS, 24-bit, deltasigma (ΔΣ) analog-to-digital converter (ADC) with an integrated multiplexer (mux), input buffer, and programmable gain amplifier (PGA) in a small 20-pin, 5-mm × 5-mm VQFN package.

Features

1 Up to 23-Bits Noise-Free Resolution.
Small 5-mm × 5-mm VQFN Package.
4 Analog Inputs.
2 Differential or 3 Single-Ended Measurements.
Excellent DC Performance.
Offset Drift: 4 nV/°C (Gain = 64).
Gain Drift: 0.8 ppm/°C.
Nonlinearity: 3 ppm (Gain = 1).
Programmable Data Rates: 2.5 SPS to 30 kSPS.
Single-Cycle Settled Conversions (≤ 1000 SPS).
50-Hz and 60-Hz Rejection.
High Impedance Input.

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Published: Oct 18, 2019 |