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MCP4561-503E/MS

Name: MCP4561-503E/MS
Rating: 4.7 (12 reviews)

IC DGTL POT 50KOHM 257TAP 8MSOP

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資料表 MCP4561-503E/MS DataSheet
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規格

Part Status	Active
DigiKey Programmable	Not Verified
Taper	Linear
Configuration	Potentiometer
Number of Circuits	1
Number of Taps	257
Resistance (Ohms)	50k
Interface	I2C
Memory Type	Non-Volatile
Voltage - Supply	1.8V ~ 5.5V
Features	Mute, Selectable Address
Tolerance	±20%
Temperature Coefficient (Typ)	150ppm/°C
Mounting Type	Surface Mount
Supplier Device Package	8-MSOP
Package / Case	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Operating Temperature	-40°C ~ 125°C
Resistance - Wiper (Ohms) (Typ)	75
Base Product Number	MCP4561

概述

Description

The MCP4561-503E/MS is a digital potentiometer from Microchip Technology, featuring a 256-position wiper. It is designed for applications that require adjustable resistance, such as gain control, sensor calibration, and volume control in audio devices. This device operates over a wide voltage range of 2.7V to 5.5V and utilizes a simple SPI interface for communication, allowing for easy integration into microcontroller-based systems.
The MCP4561-503E/MS offers non-volatile memory, enabling it to retain wiper settings even after power loss. It has a resistance value of 50k ohms and features a small package size, making it suitable for space-constrained applications. Additionally, it provides low power consumption, making it ideal for battery-operated devices. With these attributes, the MCP4561-503E/MS is a versatile choice for engineers looking to add programmable resistance to their designs.

Features

The MCP4561-503E/MS is a digital potentiometer with the following key features:
1. Resolution: 256 positions (8-bit).
2. Interface: I2C compatible communication, allowing multiple devices on the same bus.
3. Memory: Non-volatile memory (EEPROM) retains settings after power off.
4. Wiper Movement: Adjustable wiper with a full-scale range of 0 to 100 kΩ.
5. Power Supply: Operates at 2.7V to 5.5V, suitable for battery-operated applications.
6. Temperature Range: Functional from -40°C to +125°C, ensuring reliability in harsh environments.
7. Low Power Consumption: Ideal for energy-efficient designs.
8. Taper Type: Linear or logarithmic taper options available.
9. Applications: Used in volume control, gain adjustment, and sensor calibration.
This device is suitable for applications requiring precise digital control of analog resistance.

Package

The MCP4561-503E/MS is packaged in a 14-lead TSSOP (Thin Shrink Small Outline Package). This compact form factor is designed for surface-mount applications, providing a space-efficient solution for integrating the digital potentiometer into electronic circuits.

Pinout

The MCP4561-503E/MS is a digital potentiometer with a total of 8 pins. The pinout and their functions are as follows:
1. VSS: Ground connection.
2. VDD: Positive supply voltage.
3. SDA: Serial data line for I²C communication.
4. SCL: Serial clock line for I²C communication.
5. A: One end of the resistive element.
6. B: The other end of the resistive element.
7. W: Wiper terminal, which provides a variable resistance depending on the wiper position set via I²C.
8. RESET: Used to reset the device to its default state.
The MCP4561-503E/MS is designed for applications requiring adjustable resistance, such as volume controls, gain adjustments, or other analog signal processing tasks. It features a 256-position wiper and operates at a supply voltage of 2.7V to 5.5V.

Manufacturer

The MCP4561-503E/MS is manufactured by Microchip Technology Inc., a leading semiconductor company based in Chandler, Arizona. Microchip specializes in microcontrollers, memory products, analog devices, and interface components. The company is known for its extensive range of solutions for embedded control applications across various industries, including automotive, industrial, consumer electronics, and communications. Microchip focuses on providing high-quality, reliable products and is recognized for its commitment to innovation and customer support.

Application

The MCP4561-503E/MS is a digital potentiometer used in various applications, including audio equipment for volume control, sensor calibration, and signal conditioning. It is suitable for automotive systems, industrial automation, and consumer electronics where precise resistance control is needed. Additionally, it can be employed in programmable gain amplifiers and digital-to-analog converters (DACs) for adjustable output levels.

Equivalent

Equivalent products to the MCP4561-503E/MS include the MCP4661, MCP4131, and MCP41010, which are digital potentiometers from Microchip Technology. Other options can include similar devices from competitors like the AD5241 from Analog Devices or the DS1803 from Maxim Integrated, depending on specific requirements such as resistance values and functionality. Always check datasheets for detailed specifications and compatibility.