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ADS8508 - ANALOG-TO-DIGITAL CONVERTER

This page provides the datasheet information for the ADS8508, a member of the ADS8508-Burr ANALOG-TO-DIGITAL CONVERTER family.

Description

The ADS8508 is a complete 12-bit sampling analog-to-digital (A/D) converter using state-of-the-art CMOS structures.

It contains a complete 12-bit, capacitor-based, successive approximation register (SAR) A/D converter with sample-and-hold, reference, clock, and a serial data interface.

Features

  • 250-kHz Sampling Rate.
  • 4-V, 5-V, 10-V, ±3.33-V, ±5-V, and ±10-V Input Ranges.
  • 73-dB SINAD With 45-kHz Input.
  • ±0.45 LSB Max INL.
  • ±0.45 LSB Max DNL, 12-Bits No Missing Codes.
  • ±1 LSB Bipolar Zero Errors.
  • ±0.4 PPM/°C Bipolar Zero Error Drift.
  • Six Specified Input Ranges.
  • SPI Compatible Serial Output with Daisy-Chain (TAG) Feature.
  • 5-V Supply.
  • Pin-Compatible With ADS7808 (Low Speed) and 16-Bit ADS8509/7.

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Full PDF Text Transcription

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BurrĆBrown Products from Texas Instruments ADS8508 SLAS433 – SEPTEMBER 2005 12-BIT 250-KSPS SERIAL CMOS SAMPLING ANALOG-TO-DIGITAL CONVERTER FEATURES • 250-kHz Sampling Rate • 4-V, 5-V, 10-V, ±3.33-V, ±5-V, and ±10-V Input Ranges • 73-dB SINAD With 45-kHz Input • ±0.45 LSB Max INL • ±0.45 LSB Max DNL, 12-Bits No Missing Codes • ±1 LSB Bipolar Zero Errors • ±0.
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