Microchip Technology MCP41010-E/SN

Mfr. Part

MCP41010-E/SN

Manufacturer

Micrel / Microchip Technology

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Detailed Description

Single-channel 10 kΩ digital potentiometer with 256 taps and linear taper

SPI interface and volatile wiper register for fast, simple control

Operates from 2.7 V to 5.5 V supply and -40°C to 125°C industrial temperature range

8-SOIC surface-mount package, RoHS3 compliant

Main category Integrated Circuits ICs

Small classification Data Acquisition - Digital Potentiometers

Base product number MCP41010

Key Features

10 kΩ end-to-end resistance

256 tap resolution for fine adjustment

Linear taper for predictable step changes

SPI compatible interface

Single channel configuration

Volatile memory type for quick updates

Typical wiper resistance 73 Ω

Tolerance ±20%

Typical temperature coefficient 800 ppm per °C

Supply voltage 2.7 V to 5.5 V

Operating temperature -40°C to 125°C

8-SOIC package 3.90 mm body width

Surface-mount design

RoHS3 compliant

Supplied in tube packaging

Key Advantages

Simple SPI control reduces firmware effort

Fine 256-step resolution improves accuracy and repeatability vs mechanical pots

Wide supply range suits 3.3 V and 5 V systems

Industrial temperature rating for harsh environments

Small footprint and easy SMT assembly

Stable, drift-free digital settings

Low component count and cost-effective solution

Compatible with common MCUs and SPI peripherals

Packaging

Device package 8-SOIC 0.154 inch 3.90 mm width JEDEC standard

Material plastic epoxy mold over copper leadframe tin plated leads

Mounting type surface mount

Shipment packaging tube

Pin count 8 with typical functions VDD VSS SPI control pins CS SCK SDI and resistor terminals A W B

Typical pin pitch 1.27 mm for SOIC-8

Thermal characteristics designed for -40°C to 125°C operation follow datasheet for thermal impedance and derating minimal self-heating at typical operating currents

Electrical properties supply 2.7 V to 5.5 V resistance 10 kΩ 256 taps linear taper typical wiper resistance 73 Ω typical tempco 800 ppm per °C tolerance ±20%

Compliance RoHS3

Lifecycle

Current status active in production and not nearing discontinuation based on industry availability

Direct family alternatives from Microchip same function different resistance values MCP41050 50 kΩ MCP41100 100 kΩ

Package and temperature grade variants within the same family may include MCP41010-I/SN industrial grade and MCP41010 in DIP or TSSOP packages for through-hole or tighter layouts

Cross-manufacturer functional alternatives commonly used ADI AD5160 10 kΩ 256-tap SPI ADI AD8400 10 kΩ 256-tap SPI TI TPL0501 10 kΩ 256-tap SPI availability and pinout vary

For exact drop-in or nonvolatile versions contact Y-IC via our website to confirm latest lifecycle and pin-compatible options

Key Application Areas

Adjustable gain and offset in amplifiers and instrumentation

Sensor calibration and trimming

Audio volume control and tone adjustment

LCD or OLED contrast and brightness tuning

LED dimming and bias control

Tunable filters and timing networks

Power supply feedback and reference trimming

Factory calibration and field service adjustments

Datasheet

Y-IC provides the most authoritative datasheet for this product on our website

Download the datasheet on this page to get pin details electrical limits timing and layout guidance

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