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MCP4652-104E/UN
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MCP4652-104E/UN

Product Overview

Category

The MCP4652-104E/UN belongs to the category of digital potentiometers.

Use

It is primarily used as a programmable resistor in various electronic circuits.

Characteristics

  • Digital control interface
  • Non-volatile memory for storing settings
  • Wide resistance range
  • Low power consumption
  • Small package size

Package

The MCP4652-104E/UN is available in a compact surface-mount package.

Essence

The essence of this product lies in its ability to provide a digitally controlled variable resistance, replacing traditional mechanical potentiometers.

Packaging/Quantity

The MCP4652-104E/UN is typically packaged in reels and is available in large quantities.

Specifications

  • Resistance Range: 0Ω to 10kΩ
  • Resolution: 8 bits (256 steps)
  • Supply Voltage: 2.7V to 5.5V
  • Operating Temperature Range: -40°C to +125°C
  • Interface: SPI (Serial Peripheral Interface)

Detailed Pin Configuration

The MCP4652-104E/UN has a total of 14 pins. The pin configuration is as follows:

  1. VDD - Power supply voltage
  2. CS - Chip select input
  3. SCK - Serial clock input
  4. SDI - Serial data input
  5. SDO - Serial data output
  6. GND - Ground
  7. A0 - Address bit 0
  8. A1 - Address bit 1
  9. RST - Reset input
  10. VSS - Negative power supply voltage
  11. B - Terminal B of the potentiometer
  12. W - Wiper terminal of the potentiometer
  13. A - Terminal A of the potentiometer
  14. VREF - Reference voltage input

Functional Features

  • Digital control allows precise adjustment of resistance
  • Non-volatile memory retains settings even when power is disconnected
  • SPI interface enables easy integration with microcontrollers
  • Wide operating temperature range for various environments

Advantages and Disadvantages

Advantages

  • Eliminates mechanical wear and tear associated with traditional potentiometers
  • Allows for remote and automated control of resistance settings
  • Offers high precision and repeatability in resistance adjustment

Disadvantages

  • Limited resolution compared to higher-bit digital potentiometers
  • Requires additional circuitry for voltage reference and power supply

Working Principles

The MCP4652-104E/UN utilizes a combination of digital-to-analog conversion and resistive ladder network techniques. The digital control interface communicates with the internal non-volatile memory, which stores the desired resistance settings. These settings are then translated into specific resistance values using the resistive ladder network, allowing precise adjustment of the output resistance.

Detailed Application Field Plans

The MCP4652-104E/UN finds applications in various fields, including:

  1. Audio equipment: Volume control, tone adjustment
  2. Industrial automation: Calibration, feedback control
  3. Test and measurement instruments: Resistance simulation, signal conditioning
  4. Automotive electronics: Sensor calibration, actuator control
  5. Consumer electronics: Display brightness control, user interface adjustment

Detailed and Complete Alternative Models

  1. MCP4131-103E/P
  2. AD5241BRUZ10
  3. MAX5486EUG+
  4. DS1804Z-100+
  5. X9C103SIZ

These alternative models offer similar functionality and can be considered as substitutes for the MCP4652-104E/UN.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MCP4652-104E/UN en soluciones técnicas

  1. Question: What is the MCP4652-104E/UN?
    Answer: The MCP4652-104E/UN is a digital potentiometer IC (Integrated Circuit) manufactured by Microchip Technology. It is commonly used in various technical solutions for digital control of resistance.

  2. Question: What is the operating voltage range of MCP4652-104E/UN?
    Answer: The operating voltage range of MCP4652-104E/UN is typically between 2.7V and 5.5V.

  3. Question: How many channels does the MCP4652-104E/UN have?
    Answer: The MCP4652-104E/UN has two independent channels, allowing for simultaneous control of two resistive elements.

  4. Question: What is the resolution of MCP4652-104E/UN?
    Answer: The MCP4652-104E/UN has a resolution of 8 bits, providing 256 possible resistance values.

  5. Question: Can the MCP4652-104E/UN be used for both audio and non-audio applications?
    Answer: Yes, the MCP4652-104E/UN can be used in a wide range of applications, including audio and non-audio applications.

  6. Question: Does the MCP4652-104E/UN support I2C communication?
    Answer: Yes, the MCP4652-104E/UN supports I2C (Inter-Integrated Circuit) communication protocol, making it easy to interface with microcontrollers and other digital devices.

  7. Question: What is the temperature range for MCP4652-104E/UN operation?
    Answer: The MCP4652-104E/UN is designed to operate within a temperature range of -40°C to +125°C.

  8. Question: Can the MCP4652-104E/UN be used as a variable resistor?
    Answer: Yes, the MCP4652-104E/UN can be used as a digitally controlled variable resistor, allowing for precise resistance adjustments in various applications.

  9. Question: Is the MCP4652-104E/UN available in different package options?
    Answer: Yes, the MCP4652-104E/UN is available in various package options, including 14-pin PDIP, SOIC, and TSSOP packages.

  10. Question: Can the MCP4652-104E/UN be cascaded to increase the number of channels?
    Answer: No, the MCP4652-104E/UN does not support cascading. If more channels are required, multiple MCP4652-104E/UN ICs need to be used independently.