Manufacturer Part Number
DS1856E-050+T&R
Manufacturer
Analog Devices
Introduction
Digital potentiometer with temperature sensor integration for precision adjustments in data acquisition systems.
Product Features and Performance
256-position linear taper potentiometer
Dual rheostat configuration
Integrated non-volatile memory preserves settings
On-chip temperature sensor for thermal monitoring
I2C serial interface for programmable control
Precision resistance with 50k Ohms range
Product Advantages
Retains settings even after power down
Provides real-time temperature feedback
Enables high-resolution adjustments
Simplifies design with integrated temperature sensor
Key Technical Parameters
Number of Circuits: 2
Number of Taps: 256
Resistance: 50k Ohms
Supply Voltage: 2.85V to 5.5V
Temperature Coefficient: 50ppm/°C typical
Operating Temperature Range: -40°C to 95°C
Quality and Safety Features
Robust surface mount 16-TSSOP package
Precision tolerance of ±20%
Ensures reliable operation in varying temperature conditions
Compatibility
Compatible with surface mount technology
I2C interface for use with various microcontrollers
Application Areas
Consumer electronics volume adjustment
Industrial process control
Automotive systems
Communication systems
Product Lifecycle
Status: Active
Not nearing discontinuation
Options for future upgrades and replacements available
Several Key Reasons to Choose This Product
Integrates digital potentiometer and temperature sensor
Easy to program and reliable non-volatile memory
Flexible use across numerous applications due to wide voltage range and temperature tolerance
Consistent performance through precision design
Adaptable to various control interfaces via I2C
DS1856MAnalog Devices / Maxim Integrated
DS1859DS