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AD2S1210-EP Datasheet 10-Bit to 16-Bit R/D Converter

Manufacturer: Analog Devices

General Description

The AD2S1210-EP is a complete 10-bit to 16-bit resolution tracking resolver-to-digital converter, integrating an on-board programmable sinusoidal oscillator that provides sine wave excitation for resolvers.

The converter accepts 3.15 V p-p ± 27% input signals, in the range of 2 kHz to 20 kHz on the sine and cosine inputs.

A Type II servo loop is employed to track the inputs and convert the input sine and cosine information into a digital representation of the input angle and velocity.

Overview

Variable Resolution, 10-Bit to 16-Bit R/D Converter with Reference Oscillator.

Key Features

  • Complete monolithic resolver-to-digital converter 3125 rps maximum tracking rate (10-bit resolution) ±2.5 arc minutes of accuracy 10-/12-/14-/16-bit resolution, set by user Parallel and serial 10-bit to 16-bit data ports Absolute position and velocity outputs System fault detection Programmable fault detection thresholds Differential inputs Incremental encoder emulation Programmable sinusoidal oscillator on board Compatible with DSP and SPI interface standards 5 V supply with 2.3 V to 5 V logic.