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CS5533-AS - 16-bit and 24-bit ADC

Download the CS5533-AS datasheet PDF. This datasheet also covers the CS5531-AS variant, as both devices belong to the same 16-bit and 24-bit adc family and are provided as variant models within a single manufacturer datasheet.

General Description

The CS5531/32/33/34 are highly integrated  Analogto-Digital Converters (ADCs) which use charge-balance techniques to achieve 16-bit (CS5531/33) and 24-bit (CS5532/34) performance.

Key Features

  • Chopper-stabilized PGIA (Programmable Gain Instrumentation Amplifier, 1x to 64x).
  • 12 nV/Hz @ 0.1 Hz (No 1/f noise) at 64x.
  • 1200 pA Input Current with Gains >1 Delta-sigma Analog-to-digital Converter.
  • Linearity Error: 0.0007% FS.
  • Noise Free Resolution: Up to 23 bits Two- or Four-channel Differential MUX Scalable Input Span via Calibration.
  • ±5 mV to differential ±2.5V Scalable VREF Input: Up to Analog Supply Simple Three-wire Serial Interface.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (CS5531-AS-CirrusLogic.pdf) that lists specifications for multiple related part numbers.

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.

View original datasheet text
CS5531/32/33/34-AS 16-bit and 24-bit ADCs with Ultra-low-noise PGIA Features Chopper-stabilized PGIA (Programmable Gain Instrumentation Amplifier, 1x to 64x) – 12 nV/Hz @ 0.1 Hz (No 1/f noise) at 64x – 1200 pA Input Current with Gains >1 Delta-sigma Analog-to-digital Converter – Linearity Error: 0.0007% FS – Noise Free Resolution: Up to 23 bits Two- or Four-channel Differential MUX Scalable Input Span via Calibration – ±5 mV to differential ±2.5V Scalable VREF Input: Up to Analog Supply Simple Three-wire Serial Interface – SPI™ and Microwire™ Compatible – Schmitt Trigger on Serial Clock (SCLK) R/W Calibration Registers Per Channel Selectable Word Rates: 6.