Manufacturer Part Number
AD8403ARUZ1
Manufacturer
Analog Devices
Introduction
The AD8403ARUZ1 is a 1k Ohm, 4-channel digital potentiometer with a linear taper and a 256-position adjustment capability.
Product Features and Performance
4-channel digital potentiometer
256-position linear taper adjustment
1k Ohm end-to-end resistance
SPI interface for controlling
Volatile memory type
Features cascade pin for daisy-chaining
Operating temperature range of -40°C to 125°C
Designed for surface mount technology (SMT)
Comes in a 24-TSSOP package
Product Advantages
Allows precise adjustment of voltage and current
Supports multiple devices in series due to cascade feature
SPI interface enables easy integration with microcontrollers
High temperature tolerance for various operating conditions
Key Technical Parameters
Taper: Linear
Configuration: Potentiometer
Number of Circuits: 4
Number of Taps: 256
Resistance: 1k Ohms
Voltage - Supply: 2.7V to 5.5V
Memory Type: Volatile
Temperature Coefficient: 700ppm/°C
Resistance - Wiper: 200 Ohms typical
Quality and Safety Features
Robust build for reliability
Compliance with industry standard safety regulations
Compatibility
Compatible with systems requiring SPI communication protocol
Suitable for various SMT assembly processes
Application Areas
Electronic tuning
Audio control systems
Industrial control systems
Automation and robotics
Product Lifecycle
Active product
Not currently nearing discontinuation
Upgrades or replacements should be available through ongoing R&D
Several Key Reasons to Choose This Product
High-resolution with 256 tap points for fine adjustments
Multiple channels offer design flexibility in applications
Compact 24-TSSOP packaging saves space on PCBs
Wide supply voltage range accommodates different power levels
Analog Devices' reputation for quality and reliability
AD8403AR-10ADI (Analog Devices, Inc.)