MCP41010 Digital Potentiometer: Datasheet, Pin Configuration, and Alternatives
2024-10-29 532

The MCP41010 caters to a variety of applications requiring detailed adjustments, such as audio devices and sensor calibration. Its integration via an SPI interface and an 8-bit EEPROM register ensures precise, responsive adjustments while maintaining low power consumption, ideal for applications that prioritize energy conservation and component longevity. The MCP41010's adaptability is further enhanced by its ability to function in both single and dual configurations across various sectors, making it a versatile choice for innovative electronic designs.

Catalog

Understanding MCP41010

The MCP41010, a creation of Microchip, is a digital potentiometer well-regarded for its 10 kΩ resistance, providing detailed control with its 256-step resolution. Its integration of an 8-bit EEPROM register via the SPI interface facilitates precise and responsive fine-tuning. Its efficiency in power consumption includes idle usage of under 1 µA, aligning with the needs of low-power scenarios.

Designed to consume minimal energy, the MCP41010 supports applications that savor energy conservation. The strategic disconnect of the “A” terminal and reconnection of the wiper to the “B” terminal in shutdown mode amplifies its energy-saving potential. This configuration sustains circuit functionality while curbing excess power use.

Offering 256 adjustment levels, the MCP41010 stands out for its fine-tuning ability, catering to application that require adjustments. For example, in audio devices or during sensor calibration, precision in resistance levels can notably enhance functionality. This adaptability emphasize its broad applicability across diverse technology sectors.

Pinout of MCP41010

Pin Name	Description
CS	Chip Select
SCK	Serial Clock
SI	Serial Data Input
VSS	Ground
PA0	Terminal A Connection For Pot 0
PW0	Wiper Connection For Pot 0
PB0	Terminal B Connection For Pot 0
VDD	Power

MCP41010 CAD Designs

Notable Characteristics of MCP41010

Diverse Configurations

The MCP41010 series showcases precision with 256 distinct wiper settings for each potentiometer. Available in 10 kΩ, 50 kΩ, and 100 kΩ variants, it caters to a variety of applications, enhancing its usefulness in numerous electronic projects. This range invites creativity and adaptability in design.

Communication and Performance

This device, available in single and dual versions, utilizes SPI™ modes 0,0 and 1,1, effectively executing commands. It operates with a maximum of ±1 LSB for both INL (Integral Non-Linearity) and DNL (Differential Non-Linearity). This offers precise tuning, appealing to those who value meticulous electronic calibration.

Technology and Energy Efficiency

Powered by low-power CMOS technology, the MCP41010 functions efficiently between 2.7V and 5.5V. This efficiency is specially beneficial in energy-conscious applications, making it appealing for projects that require sustainable operation and extended lifespan.

Integration and Flexibility

Compatible with the MCP42XXX family for daisy-chaining, the device integrates smoothly into complex systems. This feature enhances design scalability, allowing for the development of intricate setups without sacrificing space or functionality.

Environmental Adaptability

Designed for operation across extreme and industrial temperature ranges, the MCP41010 maintains reliability in challenging conditions. This resilience is required for industrial and outdoor applications, as it ensures consistent performance amidst changing environmental factors.

Energy Management

Featuring a power-saving shutdown option, it aids in energy conservation, aligning with efficiency and sustainability practices. This feature is advantageous in battery-operated or remote systems, where managing power consumption is a required consideration.

MCP41010 Specifications

The MCP41010-I/P from Microchip Technology exhibits several technical specifications, attributes, and parameters. These are shared with other parts having similar features to the MCP41010-I/P, providing insight into its capabilities and potential applications.

Parameter	Value
Type	Potentiometer
Factory Lead Time	17 Weeks
Mounting Type	Through Hole
Package / Case	SOP-8 (0.209", 5.30mm Width)
Number of Pins	8
Packaging	Tube
Tolerance	20%
Prefix Code	Yes
Moisture Sensitivity Level (MSL)	1 (Unlimited)
ECCN Code	EAR99
Resistance	10kOhm
Resistance Tolerance	5%
Power Rating	125mW
Terminal Finish	Matte Tin (Sn)
Terminal Position	DUAL
Supply Voltage	5V
Frequency	10kHz
Pin Count	8
Configuration	Potentiometer
Nominal Supply Current	30µA
Quiescent Current	0.5µA
Current - On State (Max)	1A
Bandwidth	1MHz
Number of Taps	256
Resistance - Wiper (Typ)	70 ohms
Height	1.5mm
Length	3.0mm
Width	3.0mm
Radiation Hardening	No
Lead Free	Yes
RoHS Status	RoHS Compliant
Memory Type	Volatile
Operating Temperature	-40°C to +125°C
Published	2023
JESD-609 Code	e1
Part Status	Active
Number of Terminations	8
Temperature Coefficient	200 ppm/°C
Number of Positions	256
Voltage - Supply	2.7V-5.5V
Terminal Pitch	2.54mm
Base Part Number	MCP4131
Power Supply	3.3V
Interface	SPI
Resistance - Wiper (ΔR typ)	75Ω
Total Resistance	10000Ω
Resistance Terminal Voltage-Max	5V
IS No Sync	No Sync
RoHS 2 Status	RoHS 2 Compliant

 

Components with Parallel Specifications

Part Number	Manufacturer	Package / Case	Resistance	Number of Taps	Tolerance	Temperature Coeff.	Memory Type	Interface
MCP41010-I/P	Microchip Technology	8-DIP (0.300, 7.62mm)	10 kΩ	256	±20%	800 ppm/°C	Volatile	SPI
MCP4152-103E/P	Microchip Technology	8-DIP (0.300, 7.62mm)	10 kΩ	128	±30%	800 ppm/°C	Volatile	Up/Down (U/D, CS)
AD5220BNZ10	Analog Devices Inc.	8-DIP (0.300, 7.62mm)	10 kΩ	100	±20%	750 ppm/°C	Non-Volatile	Up/Down (U/D, CS)
MCP4151-103E/P	Microchip Technology	8-DIP (0.300, 7.62mm)	10 kΩ	257	±20%	150 ppm/°C	Volatile	SPI

Functional Diagram of MCP41010

Capacitance Test Circuit for MCP41010

Alternatives to MCP41010

Part Number	Description	Manufacturer
MCP41010-I/SN CONVERTERS	10K DIGITAL POTENTIOMETER, 3-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PSO8, 0.150 INCH, PLASTIC, SOIC-8	Microchip Technology Inc
MCP41010T-I/P CONVERTERS	10K DIGITAL POTENTIOMETER, 3-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PDIP8, 0.300 INCH, PLASTIC, DIP-8	Microchip Technology Inc
AD8400ARZ50-REELCONVERTERS	Single-Channel Digital Potentiometer	Analog Devices Inc
AD8400ARZ1-REELCONVERTERS	Single-Channel Digital Potentiometer	Analog Devices Inc
AD8400AR100 CONVERTERS	10K DIGITAL POTENTIOMETER, 3-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PSD08, MS-012AA, SOIC-8	Rochester Electronics LLC
AD8400AR1-REELCONVERTERS	IC 1K DIGITAL POTENTIOMETER, 3-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PSD08, MS-012AA, SOIC-8, Digital Potentiometer	Analog Devices Inc
AD8400AR50-REELCONVERTERS	50K DIGITAL POTENTIOMETER, 3-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PSD08, MS-012AA, SOIC-8, Digital Potentiometer	Analog Devices Inc
MCP41010-E/P CONVERTERS	10K DIGITAL POTENTIOMETER, 3-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PDIP8, 0.300 INCH, PLASTIC, DIP-8	Microchip Technology Inc
AD8400AR100 -REELCONVERTERS	100K DIGITAL POTENTIOMETER, 3-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PSD08, MS-012AA, SOIC-8	Analog Devices Inc
MCP41010T-I/SLCONVERTERS	10K DIGITAL POTENTIOMETER, 2-WIRE SERIAL CONTROL INTERFACE, 256 POSITIONS, PSD08, 0.150 INCH, PLASTIC, SOIC-8	Microchip Technology Inc

Utilization of the MCP41010

The MCP41010 serves as an advanced alternative to traditional mechanical potentiometers. Its digital interface provides an opportunity for meticulous control and consistency, reducing the wear associated with mechanical components. You can integrate this chip into circuits can improve the dependability and lifespan of various devices. This digital method delivers precise control settings, required in precision-demanding fields such as audio engineering and instrumentation.

The MCP41010 showcases its strength in managing nominal wiper data by offering programmable compliance for circuit responses. This adaptability proves advantageous in scenarios requiring dynamic modifications, like sensor calibration or adaptive filtering techniques. Its ability to store and recall resistance values facilitates quick adjustments to changing conditions, streamlining operations without the need for manual intervention.

In the realm of programmable single-ended and differential amplifiers, the MCP41010 introduces flexibility that enables real-time resistance adjustments for precise gain control. Such precision is beneficial in operational amplifier circuits, optimizing the performance of audio processors and other sensitive electronics by enhancing signal amplification integrity and minimizing distortion.

Offset trimming is another domain where the MCP41010 demonstrates its efficacy. By precisely adjusting resistance, it compensates for inherent voltage offsets, thereby boosting the performance of precision-oriented devices. This aspect is especially beneficial in high-performance analog devices where maintaining accuracy is regarded with high importance. Implementing these techniques in practice can enhance system linearity and reduce error margins.

MCP41010 Package

Manufacturer Overview

Microchip Technology Inc., headquartered in Chandler, Arizona, has cultivated a prominent position within the semiconductor realm. Their expertise in crafting microcontrollers and analog semiconductors sets them apart. By focusing on managing risks during product creation, streamlining costs, and reaching markets swiftly, they serve a diverse global clientele. Prioritizing reliable support and timely delivery, Microchip is synonymous with excellence.

Datasheet PDF

MCP41010 Datasheets:

MCP41010.pdf
MCP41010 Details PDF
MCP41010 PDF - DE.pdf

MCP41010-I/P Datasheets:

MCP41010-I/P.pdf
MCP41010-I/P Details PDF
MCP41010-I/P PDF - DE.pdf

MCP4152-103E/P Datasheets:

MCP4152-103E/P.pdf
MCP4152-103E/P Details PDF
MCP4152-103E/P PDF - DE.pdf

MCP4151-103E/P Datasheets:

MCP4151-103E/P.pdf
MCP4151-103E/P Details PDF
MCP4151-103E/P PDF - DE.pdf

MCP41010-I/SN Datasheets:

MCP41010-I/SN.pdf
MCP41010-I/SN Details PDF
MCP41010-I/SN PDF - DE.pdf
MCP41010-I/SN PDF - FR.pdf
MCP41010-I/SN PDF - ES.pdf
MCP41010-I/SN PDF - IT.pdf
MCP41010-I/SN PDF - KR.pdf

MCP41010-E/P Datasheets:

MCP41010-E/P.pdf
MCP41010-E/P Details PDF
MCP41010-E/P PDF - DE.pdf