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ADS127L11 - Delta-Sigma ADC

General Description

The ADS127L11 is a 24-bit, delta-sigma (ΔΣ), analogto-digital converter (ADC) with data rates up to 400 kSPS using the wideband filter and up to 1067 kSPS using the low-latency filter.

Key Features

  • Programmable data rate:.
  • Up to 400 kSPS (wideband filter).
  • Up to 1.067 MSPS (low-latency filter).
  • Selectable digital filter:.
  • Wideband or low-latency.
  • AC accuracy with dc precision:.
  • Dynamic range: 111.5 dB (200 kSPS).
  • THD:.
  • 120 dB.
  • INL: 0.9 ppm of FS.
  • Offset drift: 50 nV/°C.
  • Gain drift: 0.6 ppm/°C.
  • Power-scalable architecture:.
  • High-speed mode: 400 kSPS, 18.6 mW.

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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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ADS127L11 SBAS946C – APRIL 2021 – REVISED SEPTEMBER 2022 ADS127L11 400-kSPS, Wide-Bandwidth, 24-Bit, Delta-Sigma ADC 1 Features • Programmable data rate: – Up to 400 kSPS (wideband filter) – Up to 1.067 MSPS (low-latency filter) • Selectable digital filter: – Wideband or low-latency • AC accuracy with dc precision: – Dynamic range: 111.5 dB (200 kSPS) – THD: –120 dB – INL: 0.9 ppm of FS – Offset drift: 50 nV/°C – Gain drift: 0.6 ppm/°C • Power-scalable architecture: – High-speed mode: 400 kSPS, 18.6 mW – Low-speed mode: 50 kSPS, 3.