AD8403ARZ50-REEL - Analog Devices Inc.

Manufacturer Part Number

AD8403ARZ50-REEL

Manufacturer

Analog Devices

Introduction

The AD8403ARZ50-REEL is a digital potentiometer integrated circuit used for data acquisition and control applications.

Product Features and Performance

4-channel linear digital potentiometer

256-position wiper

Voltage supply range from 2.7V to 5.5V

SPI interface for digital control

Wiper resistance typically 200 Ohms

Features cascade pin for daisy-chaining multiple devices

Product Advantages

Precise digital control of resistance settings

Multiple circuits integrated into one chip for space-saving

Volatile memory retains settings only while powered

Key Technical Parameters

50k Ohm resistance per potentiometer

Operating temperature range from -40°C to 125°C

Temperature coefficient typically 500ppm/°C

±30% tolerance in resistance values

Quality and Safety Features

Surface mount technology enhances board-level reliability

Compliance with industry quality standards

Compatibility

SPI communication interface compatible with many microcontrollers

Multiple ICs can be cascaded via the cascade pin

Application Areas

Volume control in audio systems

LCD screen brightness adjustments

Feedback systems requiring variable resistance settings

Product Lifecycle

The product status is active, ensuring continued availability

No indication of pending discontinuation at the time of knowledge cutoff

Several Key Reasons to Choose This Product

High integration with four potentiometers in one chip

Flexibility in design with a broad voltage supply range

Extended operating temperature range for use in a variety of environments

Ease of programmability and adjustability through the SPI interface

Tailored for applications requiring high precision and digital control