Microchip Technology

MCP42050T-I/ST  

Digital Potentiometers

MCP42050T-I/ST Description

The MCP42050T-I/ST is a digital potentiometer designed by Microchip Technology, offering a versatile solution for applications requiring adjustable resistance. This device features a 50kΩ resistance with a tolerance of ±30%, providing a wide range of resistance values. It operates within a supply voltage range of 2.7V to 5.5V, ensuring compatibility with various power supply configurations. The MCP42050T-I/ST is equipped with 256 taps, allowing for precise control over resistance settings. It employs a linear taper, ensuring consistent resistance changes across the entire range of taps.

The device is designed with a volatile memory type, meaning the resistance settings are maintained only while power is applied. It features an SPI interface for easy communication and control, making it suitable for integration into systems requiring digital control of analog signals. The MCP42050T-I/ST also includes a cascade pin, which allows for the connection of multiple devices to extend the range of resistance values or to create more complex circuits.

MCP42050T-I/ST Features

• Configuration: Potentiometer
• Resistance: 50kΩ with a tolerance of ±30%
• Number of Taps: 256
• Taper: Linear
• Interface: SPI
• Voltage - Supply: 2.7V to 5.5V
• Memory Type: Volatile
• Features: Cascade Pin
• Resistance - Wiper (Typ): 175Ω
• Number of Circuits: 2
• Package: 14-TSSOP
• Mounting Type: Surface Mount
• Temperature Coefficient (Typ): 800ppm/°C
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Compliance: REACH Unaffected, ROHS3 Compliant

MCP42050T-I/ST Applications

The MCP42050T-I/ST is ideal for applications requiring precise control of resistance, such as in audio systems for volume control, in sensor interfaces for signal conditioning, and in power management circuits for voltage regulation. Its linear taper and 256 taps provide fine control over resistance, making it suitable for applications where precise adjustments are necessary. The SPI interface allows for easy integration into microcontroller-based systems, enabling dynamic control of resistance settings.

Conclusion of MCP42050T-I/ST

The MCP42050T-I/ST from Microchip Technology is a robust digital potentiometer that offers precise resistance control with its 256 taps and linear taper. Its SPI interface and cascade pin feature enhance its versatility, making it suitable for a wide range of applications. The device's compliance with REACH and ROHS3 standards ensures it meets environmental and safety regulations. The MCP42050T-I/ST is an excellent choice for engineers seeking a reliable and flexible digital potentiometer solution for their designs.

MCP42050T-I/ST Documents

Download datasheets and manufacturer documentation for MCP42050T-I/ST

PCN Assembly/Origin :

Bond Wire 09/May/2017      

Datasheets :

MCP41zzz, MCP42zzz      

PCN Packaging :

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

Manuals :

Development Tools Catalog      

Design Resources :

MCP42050 Development Tool Selector      

PCN Design/Specification :

Wire Coating Change 07/Jul/2015       Lead Frame 10/Jan/2017      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH