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MCP4251-104E/P

Digital Potentiometer with 256 Positions and 100k Ohm Resistance in a Dual 14-Pin PDIP Tube

Quantity Unit Price(USD) Ext. Price
1 $0.451 $0.45
200 $0.174 $34.80
500 $0.168 $84.00
1000 $0.165 $165.00

Inventory:8,614

*The price is for reference only.
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Overview of MCP4251-104E/P

The MCP4251-104E/P is a digital potentiometer optimized for high-speed and low-voltage operations, providing excellent performance for analog and digital signal switching applications.

Pinout

The MCP4251-104E/P pinout refers to the configuration and function of each pin in its PDIP-14 package. This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the MCP4251-104E/P has a specific role such as power supply input, ground connection, or signal interface. The pinout details are crucial for integrating this component into a circuit as they ensure correct connections for optimal device performance. Designers and engineers must refer to the datasheet provided by the manufacturer to get accurate information regarding each pin's function and electrical characteristics.

Features

  • Dual-channel 10kΩ digital potentiometer: The MCP4251-104E/P features two independent channels with a total of 256 taps per channel, allowing for precise control over analog signals.
  • Resolution of 256 taps per potentiometer: This high-resolution capability enables the device to accurately adjust and fine-tune analog signals in various applications.
  • Power supply range: 2.7V to 5.5V: The MCP4251-104E/P can operate within a wide power supply range, making it suitable for use in various systems and devices.
  • Low power consumption: 0.5mA: This low power consumption feature makes the device energy-efficient and suitable for battery-powered or low-power applications.
  • I2C serial interface: The MCP4251-104E/P features an I2C serial interface, allowing for easy communication with microcontrollers and other devices.
  • Wiper memory: This feature enables the device to store the wiper position, ensuring that the analog signal remains stable even when power is interrupted or lost.
  • Shutdown mode to reduce power consumption: The MCP4251-104E/P has a shutdown mode that reduces its power consumption to almost zero, making it suitable for applications where power-saving is crucial.

Applications

  • Remote monitoring: The MCP4251-104E/P can be used in remote monitoring systems to adjust and control analog signals in real-time.
  • Display drivers: This device is suitable for use as a display driver in various applications, such as LED lighting systems or touchscreens.
  • Network switches: The MCP4251-104E/P can be used to control and adjust analog signals in network switches and other communication devices.
  • Smart energy meters: This device is suitable for use in smart energy meters, where it can help measure and control electrical power consumption.
  • Semiconductor manufacturing test equipment: The MCP4251-104E/P can be used as a test equipment in semiconductor manufacturing to adjust and control analog signals during the testing process.

Advantages and Disadvantages

The MCP4251-104E/P has several advantages, including its high-resolution capability, low power consumption, and I2C serial interface. However, it also has some disadvantages, such as its limited operating temperature range (-40°C to 125°C) and the need for a separate voltage regulator to ensure proper operation.

Equivalents

For similar functionalities, consider these alternatives to the MCP4251-104E/P:

  • MCP42010: This device is a digital potentiometer with a resolution of 256 taps per channel and an I2C serial interface.
  • AD8307: This device is a high-resolution digital potentiometer with a resolution of 1024 taps per channel and an SPI serial interface.
  • DAC8564: This device is a high-precision digital-to-analog converter (DAC) with a resolution of 16 bits and an I2C serial interface.

Frequently Asked Questions

Q: What is the operating voltage range for the MCP4251-104E/P?
A: The operating voltage range for the MCP4251-104E/P is 2.7V to 5.5V.

Q: What is the resolution of the MCP4251-104E/P?
A: The resolution of the MCP4251-104E/P is 256 taps per channel.

Q: Does the MCP4251-104E/P have a shutdown mode to reduce power consumption?
A: Yes, the MCP4251-104E/P has a shutdown mode that reduces its power consumption to almost zero.

Q: What is the typical application for the MCP4251-104E/P?
A: The typical applications for the MCP4251-104E/P include remote monitoring, display drivers, network switches, smart energy meters, and semiconductor manufacturing test equipment.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Package Tube Product Status Active
Programmabe Not Verified Taper Linear
Configuration Potentiometer Number of Circuits 2
Number of Taps 257 Resistance (Ohms) 100k
Interface SPI Memory Type Volatile
Voltage - Supply 1.8V ~ 5.5V Tolerance ±20%
Temperature Coefficient (Typ) 150ppm/°C Mounting Type Through Hole
Supplier Device Package 14-PDIP Package / Case 14-DIP (0.300", 7.62mm)
Operating Temperature -40°C ~ 125°C Resistance - Wiper (Ohms) (Typ) 75
Base Product Number MCP4251

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MCP4251-104E/P

Digital Potentiometer with 256 Positions and 100k Ohm Resistance in a Dual 14-Pin PDIP Tube

Inventory:

8,614