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ADS8688 - SAR ADC

Download the ADS8688 datasheet PDF. This datasheet also covers the ADS8684 variant, as both devices belong to the same sar adc family and are provided as variant models within a single manufacturer datasheet.

General Description

The ADS8684 and ADS8688 are 4- and 8-channel, integrated data acquisition systems based on a 16-bit successive approximation (SAR) analog-to-digital converter (ADC), operating at a throughput of 500-kSPS.

Key Features

  • 1 16-Bit ADCs with Integrated Analog Front-End.
  • 4-, 8-Channel MUX with Auto and Manual Scan.
  • Channel-Independent Programmable Input Ranges:.
  • Bipolar: ±10.24 V, ±5.12 V, ±2.56 V.
  • Unipolar: 10.24 V, 5.12 V.
  • 5-V Analog Supply: 1.65-V to 5-V I/O Supply.
  • Constant Resistive Input Impedance: 1 MΩ.
  • Input Overvoltage Protection: Up to ±20 V.
  • On-Chip, 4.096-V Reference with Low Drift.
  • Excellent Performance:.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (ADS8684-etcTI.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

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Other Datasheets by Texas Instruments

Part Number Description
ADS8688A SAR ADC
ADS8681 SAR ADC Data Acquisition
ADS8684 SAR ADC
ADS8684A SAR ADC
ADS8685 SAR ADC Data Acquisition

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
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community Reference Design ADS8684, ADS8688 SBAS582C – JULY 2014 – REVISED APRIL 2015 ADS868x 16-Bit, 500-kSPS, 4- and 8-Channel, Single-Supply, SAR ADCs with Bipolar Input Ranges Additional Channels in ADS8688 Multiplexer Gain (%FS) 1 Features •1 16-Bit ADCs with Integrated Analog Front-End • 4-, 8-Channel MUX with Auto and Manual Scan • Channel-Independent Programmable Input Ranges: – Bipolar: ±10.24 V, ±5.12 V, ±2.56 V – Unipolar: 10.24 V, 5.12 V • 5-V Analog Supply: 1.65-V to 5-V I/O Supply • Constant Resistive Input Impedance: 1 MΩ • Input Overvoltage Protection: Up to ±20 V • On-Chip, 4.096-V Reference with Low Drift • Excellent Performance: – 500-kSPS Aggregate Throughput – DNL: ±0.5 LSB; INL: ±0.