Manufacturer Part Number
MCP4631T-104E/ML
Manufacturer
Microchip Technology
Introduction
Digital Potentiometer for Data Acquisition Systems
Product Features and Performance
Dual 7-bit resolution
Configuration as Potentiometer
I2C Interface with Selectable Address
129 Taps providing adjustable resistance levels
Linear Taper Characteristic
Volatile Memory
Product Advantages
Fine Resolution for Precision Applications
Low Temperature Coefficient for Stable Performance
Selectable I2C Address to avoid bus conflicts
Wide operating voltage range from 1.8V to 5.5V
Compact 16-QFN Package for Surface Mount
Key Technical Parameters
Resistance 100k Ohms
Voltage Supply Range 1.8V to 5.5V
Number of Circuits 2
Number of Taps 129
Temperature Coefficient 150ppm/°C
Operating Temperature Range -40°C to 125°C
Wiper Resistance 75 Ohms (Typical)
Quality and Safety Features
High reliability and stability
Built within industry standard specifications
Compatibility
Compatible with standard I2C Communication Bus
Surface Mount suitable for high-density PCB designs
Application Areas
Automation Systems
Precision Control Circuits
Consumer Electronics
Telecommunication Systems
Product Lifecycle
Active Product
Not reported as near discontinuation
Key Reasons to Choose This Product
Dual-channel for flexibility in circuit design
Fine gradation with 129 taps for precise settings
Stable across wide temperature and voltage range
I2C interface facilitates digital control
Small footprint suitable for modern compact electronics
Direct replacement for mechanical potentiometers
High endurance and reliability for demanding applications
Supports automated system calibration and tuning