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ADS1294 - 24-Bit Analog Front-End

General Description

The ADS1294, ADS1296, ADS1298 (ADS129x) and ADS1294R, ADS1296R ADS1298R (ADS129xR) are a family of multichannel, simultaneous sampling, 24-bit, delta-sigma (ΔΣ) analog-to-digital converters (ADCs) with built-in programmable gain amplifiers (PGAs), internal reference, and an onboard oscillator.

Key Features

  • 1 Eight Low-Noise PGAs and Eight High-Resolution ADCs (ADS1298, ADS1298R).
  • Low Power: 0.75 mW/channel.
  • Input-Referred Noise: 4 μVPP (150 Hz BW, G = 6).
  • Input Bias Current: 200 pA.
  • Data Rate: 250 SPS to 32 kSPS.
  • CMRR:.
  • 115 dB.
  • Programmable Gain: 1, 2, 3, 4, 6, 8, or 12.
  • Supports systems meeting AAMI EC11, EC13, IEC60601-1, IEC60601-2-27, and IEC60601-2-51 Standards.
  • Unipolar or Bipolar Supplies:.
  • AVD.

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Other Datasheets by Texas Instruments

Part Number Description
ADS1294R 24-Bit Analog Front-End
ADS1291 24-Bit Analog Front-End
ADS1292 24-Bit Analog Front-End
ADS1292R 24-Bit Analog Front-End
ADS1293 24-Bit Analog Front-End

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The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design ADS1294, ADS1294R, ADS1296, ADS1296R, ADS1298, ADS1298R SBAS459K – JANUARY 2010 – REVISED AUGUST 2015 ADS129x Low-Power, 8-Channel, 24-Bit Analog Front-End for Biopotential Measurements 1 Features •1 Eight Low-Noise PGAs and Eight High-Resolution ADCs (ADS1298, ADS1298R) • Low Power: 0.75 mW/channel • Input-Referred Noise: 4 μVPP (150 Hz BW, G = 6) • Input Bias Current: 200 pA • Data Rate: 250 SPS to 32 kSPS • CMRR: –115 dB • Programmable Gain: 1, 2, 3, 4, 6, 8, or 12 • Supports systems meeting AAMI EC11, EC13, IEC60601-1, IEC60601-2-27, and IEC60601-2-51 Standards • Unipolar or Bipolar Supplies: – AVDD = 2.7 V to 5.25 V – DVDD = 1.65 V to 3.