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AD7124-8 - Sigma-Delta ADC

General Description

Specifications 5 Timing Characteristics 11 Absolute Maximum Ratings 14 Thermal Resistance 14 ESD Caution14 Pin Configuration and Function Descriptions 15 Terminology 18 Typical Performance Characteristics 19 RMS Noise and Resolution 28 Full Power Mode 28 Mid Power Mode 31 Low Power Mode34 Getting

Key Features

  • 3 power modes.
  • RMS noise.
  • Low power: 24 nV rms at 1.17 SPS, gain = 128 (255 µA typical).
  • Mid power: 20 nV rms at 2.34 SPS, gain = 128 (355 µA typical).
  • Full power: 23 nV rms at 9.4 SPS, gain = 128 (930 µA typical).
  • Up to 22 noise free bits in all power modes (gain = 1).
  • Output data rate.
  • Full power: 9.38 SPS to 19,200 SPS.
  • Mid power: 2.34 SPS to 4800 SPS.
  • Low power: 1.17 SPS to 2400 SPS.
  • Rail-to-rail analog inputs for gains > 1.
  • Simult.

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Full PDF Text Transcription (Reference)

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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Data Sheet AD7124-8 8-Channel, Low Noise, Low Power, 24-Bit, Sigma-Delta ADC with PGA and Reference FEATURES ► 3 power modes ► RMS noise ► Low power: 24 nV rms at 1.17 SPS, gain = 128 (255 µA typical) ► Mid power: 20 nV rms at 2.34 SPS, gain = 128 (355 µA typical) ► Full power: 23 nV rms at 9.4 SPS, gain = 128 (930 µA typical) ► Up to 22 noise free bits in all power modes (gain = 1) ► Output data rate ► Full power: 9.38 SPS to 19,200 SPS ► Mid power: 2.34 SPS to 4800 SPS ► Low power: 1.