Microchip Technology

MCP4442-104E/ST  

Digital Potentiometers

MCP4442-104E/ST Description

The MCP4442-104E/ST from Microchip Technology is a 4-channel digital potentiometer designed for precision analog signal adjustment in modern electronic systems. It features a 100kΩ resistance with 129 taps, offering fine-grained control via an I2C interface. Operating within a 1.8V to 5.5V supply range, this device is ideal for low-power applications. Its ±20% tolerance and 150ppm/°C temperature coefficient ensure stable performance across varying environmental conditions. Packaged in a 14-TSSOP tube, it supports surface-mount assembly and complies with ROHS3 and REACH standards.

MCP4442-104E/ST Features

• Rheostat configuration with linear taper for uniform resistance adjustment.
• Selectable address capability, enabling multiple devices on a single I2C bus.
• WiperLock™ technology prevents unintended wiper movement, enhancing reliability.
• Low 75Ω typical wiper resistance minimizes signal distortion.
• Moisture Sensitivity Level (MSL) 1 ensures durability in humid environments.
• 4 independent circuits provide versatile multi-channel control.

MCP4442-104E/ST Applications

• Audio equipment: Volume and tone control in portable devices.
• Industrial automation: Calibration of sensor thresholds and feedback loops.
• Test & measurement: Programmable resistance for lab equipment.
• Consumer electronics: Brightness/contrast adjustment in displays.
• IoT devices: Low-power signal conditioning for battery-operated systems.

Conclusion of MCP4442-104E/ST

The MCP4442-104E/ST stands out for its high tap resolution, low power operation, and robust WiperLock™ feature, making it superior to basic digital pots. Its I2C interface and multi-channel design simplify integration, while its wide voltage range ensures compatibility with diverse systems. Ideal for precision-critical and space-constrained applications, this digital potentiometer delivers reliability and flexibility for modern electronic designs.

MCP4442-104E/ST Documents

Download datasheets and manufacturer documentation for MCP4442-104E/ST

Datasheets :

MCP444x,446x      

PCN Packaging :

Packing Changes 10/Oct/2016       Label and Packing Changes 23/Sep/2015      

PCN Design/Specification :

Lead Frame Cancel 08/Feb/2017       Lead Frame 10/Jan/2017      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH