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CAT5171TBI-50GT3

CAT5171TBI-50GT3

Product Overview

Category

The CAT5171TBI-50GT3 belongs to the category of electronic components.

Use

It is primarily used for digital potentiometer applications.

Characteristics

  • The CAT5171TBI-50GT3 is a high-performance, 256-tap, non-volatile digital potentiometer.
  • It offers a wide resistance range and low temperature coefficient.
  • The device operates on a single power supply voltage ranging from 2.7V to 5.5V.
  • It features an I2C interface for easy communication with microcontrollers.
  • The CAT5171TBI-50GT3 has a low standby current, making it suitable for power-sensitive applications.

Package

The CAT5171TBI-50GT3 comes in a compact surface-mount package.

Essence

This digital potentiometer provides a versatile and reliable solution for circuit designs that require adjustable resistance.

Packaging/Quantity

The CAT5171TBI-50GT3 is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

  • Resistance Range: 0Ω to 100kΩ
  • Number of Taps: 256
  • Supply Voltage: 2.7V to 5.5V
  • Standby Current: 1μA (typical)
  • Operating Temperature Range: -40°C to +85°C
  • Interface: I2C

Detailed Pin Configuration

The CAT5171TBI-50GT3 has the following pin configuration:

  1. VCC: Power supply voltage
  2. GND: Ground reference
  3. SDA: Serial data input/output for I2C communication
  4. SCL: Serial clock input for I2C communication
  5. A0: Address selection bit 0
  6. A1: Address selection bit 1
  7. WP: Write protect input
  8. H: Terminal for high resistance end of the potentiometer
  9. W: Wiper terminal of the potentiometer
  10. L: Terminal for low resistance end of the potentiometer

Functional Features

  • Non-volatile memory allows the CAT5171TBI-50GT3 to retain its settings even when power is removed.
  • The device offers a wide range of resistance values, allowing for precise adjustment in various applications.
  • It provides smooth and accurate digital control of resistance levels.
  • The I2C interface enables easy integration with microcontrollers and other digital systems.
  • Low standby current ensures minimal power consumption during idle periods.

Advantages and Disadvantages

Advantages

  • Wide resistance range
  • Low temperature coefficient
  • Non-volatile memory
  • Easy integration with microcontrollers
  • Low standby current

Disadvantages

  • Limited number of taps (256)

Working Principles

The CAT5171TBI-50GT3 utilizes a combination of digital control and analog circuitry to adjust the resistance. The digital potentiometer consists of a series of resistive elements connected in a ladder configuration. By controlling the tap point along this ladder, the desired resistance value can be achieved.

Detailed Application Field Plans

The CAT5171TBI-50GT3 finds applications in various fields, including:

  1. Audio Equipment: Volume control, tone adjustment
  2. Industrial Automation: Calibration, feedback control
  3. Test and Measurement Instruments: Signal conditioning, calibration
  4. Consumer Electronics: Display brightness control, user interface adjustment
  5. Automotive Electronics: Climate control, motor speed control

Detailed and Complete Alternative Models

  1. MCP401X: Microchip Technology's digital potentiometer series
  2. AD525X: Analog Devices' digital potentiometer series
  3. MAX548X: Maxim Integrated's digital potentiometer series
  4. DS180X: Dallas Semiconductor's digital potentiometer series

These alternative models offer similar functionality and can be considered as alternatives to the CAT5171TBI-50GT3.

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רשום 10 שאלות ותשובות נפוצות הקשורות ליישום של CAT5171TBI-50GT3 בפתרונות טכניים

  1. What is the maximum voltage rating of CAT5171TBI-50GT3?
    - The maximum voltage rating of CAT5171TBI-50GT3 is 50V.

  2. What is the typical quiescent current of CAT5171TBI-50GT3?
    - The typical quiescent current of CAT5171TBI-50GT3 is 100µA.

  3. Can CAT5171TBI-50GT3 be used in automotive applications?
    - Yes, CAT5171TBI-50GT3 is suitable for automotive applications.

  4. What is the temperature range for operation of CAT5171TBI-50GT3?
    - CAT5171TBI-50GT3 has an operating temperature range of -40°C to 125°C.

  5. Is CAT5171TBI-50GT3 compatible with I2C communication?
    - Yes, CAT5171TBI-50GT3 supports I2C communication.

  6. What is the resolution of CAT5171TBI-50GT3?
    - CAT5171TBI-50GT3 has a resolution of 256 taps.

  7. Can CAT5171TBI-50GT3 be used for LED dimming applications?
    - Yes, CAT5171TBI-50GT3 is suitable for LED dimming applications.

  8. Does CAT5171TBI-50GT3 have non-volatile memory?
    - Yes, CAT5171TBI-50GT3 features non-volatile memory.

  9. What is the package type of CAT5171TBI-50GT3?
    - CAT5171TBI-50GT3 is available in a 10-lead MSOP package.

  10. Is CAT5171TBI-50GT3 RoHS compliant?
    - Yes, CAT5171TBI-50GT3 is RoHS compliant.