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AD5228 Datasheet 32-Position Manual Up/Down Control Potentiometer

Manufacturer: Analog Devices

General Description

The AD5228 is Analog Devices’ latest 32-step-up/step-down control digital potentiometer emulating mechanical potentiometer operation1.

Its simple up/down control interface allows manual control with just two external pushbutton tactile switches.

The AD5228 is designed with a built-in adaptive debouncer that ignores invalid bounces due to contact bounce commonly found in mechanical switches.

Overview

Data Sheet 32-Position Manual Up/Down Control Potentiometer AD5228.

Key Features

  • 32-position digital potentiometer 10 kΩ, 50 kΩ, 100 kΩ end-to-end terminal resistance Simple manual up/down control Self-contained, requires only 2 pushbutton tactile switches Built-in adaptive debouncer Discrete step-up/step-down control Autoscan up/down control with 4 steps per second Pin-selectable zero-scale/midscale preset Low potentiometer mode tempco, 5 ppm/°C Low rheostat mode tempco, 35 ppm/°C Digital control compatible Ultralow power, IDD = 0.4 µA typ and 3 µA max Low operating voltage.