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ADS7887 - Miniature SAR Analog-to-Digital Converter

General Description

The ADS7887 device is a 10-bit, 1.25-MSPS, analogto-digital converter (ADC), and the ADS7888 device is a 8-bit, 1.25-MSPS ADC.

These devices include a capacitor-based SAR A/D converter with inherent sample and hold.

Key Features

  • 1 1.25-MHz Sample Rate Serial Device.
  • 10-Bit Resolution (ADS7887).
  • 8-Bit Resolution (ADS7888).
  • Zero Latency.
  • 25-MHz Serial Interface.
  • Supply Range: 2.35 V to 5.25 V.
  • Typical Power Dissipation at 1.25 MSPS:.
  • 3.8 mW at 3-V VDD.
  • 8 mw at 5-V VDD.
  • ±0.35 LSB INL, DNL (ADS7887).
  • ±0.15 LSB INL, ±0.1 LSB DNL (ADS7888).
  • 61 dB SINAD,.
  • 84 dB THD (ADS7887).
  • 49.5 dB SINAD,.
  • 67.5.

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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.

View original datasheet text
Product Folder Sample & Buy Technical Documents Tools & Software Support & Community ADS7887, ADS7888 SLAS468A – JUNE 2005 – REVISED AUGUST 2016 ADS788x 10-Bit, 8-Bit, 1.25-MSPS, Micro-Power, Miniature SAR Analog-to-Digital Converters 1 Features •1 1.25-MHz Sample Rate Serial Device • 10-Bit Resolution (ADS7887) • 8-Bit Resolution (ADS7888) • Zero Latency • 25-MHz Serial Interface • Supply Range: 2.35 V to 5.25 V • Typical Power Dissipation at 1.25 MSPS: – 3.8 mW at 3-V VDD – 8 mw at 5-V VDD • ±0.35 LSB INL, DNL (ADS7887) • ±0.15 LSB INL, ±0.1 LSB DNL (ADS7888) • 61 dB SINAD, –84 dB THD (ADS7887) • 49.5 dB SINAD, –67.