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ADS1158 - 16-Bit Analog-to-Digital Converter

Description

The ADS1158 is a 16-channel (multiplexed), low-noise, 16-bit, delta-sigma (ΔΣ) analog-to-digital converter (ADC) that provides single-cycle settled data at channel scan rates from 1.8k to 23.7k samples per second (SPS) per channel.

Features

  • 1.
  • 23 16 Bits, No Missing Codes.
  • Fixed-Channel or Automatic Channel Scan.
  • Fixed-Channel Data Rate: 125kSPS.
  • Auto-Scan Data Rate: 23.7kSPS/Channel.
  • Single-Conversion Settled Data.
  • 16 Single-Ended or 8 Differential Inputs.
  • Unipolar (+5V) or Bipolar (±2.5V) Operation.
  • 0.3LSB (INL).
  • DC Stability: 1μV/°C Offset Drift, 2ppm/°C Gain Drift.
  • Open-Sensor Detection.
  • Conversion Control Pin.
  • Multiplexer.

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Full PDF Text Transcription

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ADS1158 ADS1158 www.ti.com SBAS429D – JUNE 2008 – REVISED MARCH 2011 16-Channel, 16-Bit Analog-to-Digital Converter Check for Samples: ADS1158 FEATURES 1 •23 16 Bits, No Missing Codes • Fixed-Channel or Automatic Channel Scan • Fixed-Channel Data Rate: 125kSPS • Auto-Scan Data Rate: 23.7kSPS/Channel • Single-Conversion Settled Data • 16 Single-Ended or 8 Differential Inputs • Unipolar (+5V) or Bipolar (±2.5V) Operation • 0.3LSB (INL) • DC Stability: 1μV/°C Offset Drift, 2ppm/°C Gain Drift • Open-Sensor Detection • Conversion Control Pin • Multiplexer Output for External Signal Conditioning • On-Chip Temperature, Reference, Offset, Gain, and Supply Voltage Readback • 42mW Power Dissipation • Standby, Sleep, and Power-Down Modes • Eight General-Purpose Inputs/Outputs (GPIO) • 32.
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