2.7 V TO 5.25 V, MICRO POWER, 8-CHANNEL, 12-BIT 125 KSPS ADC

Introduction

This technical note describes the evaluation board for the AD7888, high speed, low power, 12-bit ADC that operates from a single 2.7 V to 5.25 V power supply. The AD7888 is capable of a 125 kSPS throughput rate. The input track-and-hold acquires a signal in 500 ns and features a single ended sampling scheme. The AD7888 contains eight single-ended analog inputs, AINI1 through ANI8. The analog input on each of these channels is from 0 to VREF. The part is capable of converting full power signals up to 2.5 MHz. Full data on the AD7888 is available in the AD7888 data sheet available from Analog Devices and should be consulted in conjunction with this Technical Note when using the Evaluation Board.

Features

  • Full-Featured Evaluation Board for the AD7888
  • Evaluation Board Controller Compatible
  • Stand-Alone Capability
  • On-Board Analog Buffering and Reference
  • Various Linking Options
  • PC Software for Control and Data Analysis when used with Evaluation Board Controller

Documentation

Technical notes are available in Adobe Acrobat Portable Document Format (PDF).
To download the Technical Note, select the link below:

Software

Included in the EVAL-AD7888CB evaluation board package is a software for controlling and evaluating the performance of the AD7888 when it is operated with the EVALUATION BOARD CONTROLLER. The EVAL-AD7888CB Demonstration/Evaluation Software runs under Windows 95 and 98. The user interface on the PC is via a dedicated program written especially for the AD7888.
To download the software, select the link below:

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