Manufacturer Part Number
AD8400AR100
Manufacturer
Analog Devices
Introduction
The AD8400AR100 is a digital potentiometer offering a simple solution for analog signal adjustment and control, with SPI interface and linear taper.
Product Features and Performance
Digital potentiometer with 256 position
Linear taper for predictable resistance changes
Single channel configuration
Volatile memory
Operates across a wide voltage range of 2.7V to 5.5V
Product Advantages
Compact 8-SOIC package suitable for space-constrained applications
Wide operating temperature range (-40°C to 125°C), suitable for industrial environments
Easy to integrate with microcontrollers via SPI interface
Key Technical Parameters
100k Ohm resistance
256 taps for fine adjustment
SPI interface for digital control
Temperature coefficient of 500ppm/°C
Tolerance of ±30%
Wiper resistance of 200 Ohms (typical)
Quality and Safety Features
Robust design able to withstand harsh temperature conditions
Compatibility
Compatible with systems requiring digital potentiometer with SPI communication
Application Areas
Audio equipment
Industrial automation
Instrumentation
Product Lifecycle
Obsolete status, indicating discontinuation
Potential need to seek replacements or upgrades for long-term projects
Several Key Reasons to Choose This Product
Reliable performance from a reputable manufacturer, Analog Devices
Ease of use with linear resistance and SPI interface
Flexibility in application due to wide voltage range and temperature stability
High resolution of settings with 256 taps