ADS1274 Datasheet (Texas Instruments)

ADS1274, 24-Bit ADC

Based on the single-channel ADS1271, the ADS1274 (quad) and ADS1278 (octal) are 24-bit, delta-sigma (ΔΣ) analog-to-digital converters (ADCs) with data rates up to 144k samples per second (SPS), allowing simultaneous sampling of four or eight channels.

The devices are offered in identical packages, p

ADS1274 Features

* 1

* 234 Simultaneously Measure Four/Eight Channels

* Up to 144kSPS Data Rate

* AC Performance: 70kHz Bandwidth 111dB SNR (High-Resolution Mode)

* 108dB THD

* DC Accuracy: 0.8μV/°C Offset Drift 1.3ppm/°C Gain Drift

* Selectable Operating Modes: High-Speed