CAT5114VI-00-G

Product Overview

Category

CAT5114VI-00-G belongs to the category of digital potentiometers.

Use

It is primarily used for electronic circuitry and system applications where a variable resistance is required.

Characteristics

• Digital control interface
• Non-volatile memory
• Low power consumption
• Wide operating voltage range
• High resolution

Package

The CAT5114VI-00-G comes in a compact surface-mount package, making it suitable for space-constrained applications.

Essence

The essence of CAT5114VI-00-G lies in its ability to provide precise and programmable resistance values, offering flexibility and control in various electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Resistance Range: 0Ω to 100kΩ
• Resolution: 256 steps
• Supply Voltage: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Interface: I2C-compatible

Detailed Pin Configuration

The CAT5114VI-00-G has a total of 8 pins:

1. VCC: Power supply input
2. GND: Ground connection
3. SDA: Serial data input/output pin (I2C)
4. SCL: Serial clock input pin (I2C)
5. A0: Address selection bit 0
6. A1: Address selection bit 1
7. W: Wiper terminal
8. B: Terminal connected to one end of the resistor array

Functional Features

• Non-volatile memory allows the device to retain its settings even when power is removed.
• The digital control interface enables easy adjustment of resistance values.
• High resolution provides precise control over resistance levels.
• Low power consumption ensures efficient operation in battery-powered applications.

Advantages and Disadvantages

Advantages

• Programmable resistance values offer flexibility in circuit design.
• Non-volatile memory preserves settings, eliminating the need for reconfiguration on power-up.
• Wide operating voltage range allows compatibility with various systems.
• Compact package size enables use in space-constrained applications.

Disadvantages

• Limited resolution may not be suitable for applications requiring extremely fine adjustments.
• The I2C interface may require additional components for proper communication.

Working Principles

The CAT5114VI-00-G utilizes a resistor array and digital control circuitry to adjust the resistance value. The digital potentiometer receives commands through the I2C interface, which controls the wiper position and, consequently, the effective resistance between the B and W terminals.

Detailed Application Field Plans

The CAT5114VI-00-G finds application in various fields, including:

1. Audio equipment: Volume control circuits, equalizers, and tone control systems.
2. Industrial automation: Variable resistance for calibration and control purposes.
3. Test and measurement instruments: Adjustable reference resistors, programmable gain amplifiers, and signal conditioning circuits.
4. Consumer electronics: Display brightness control, motor speed control, and temperature adjustment.

Detailed and Complete Alternative Models

1. MCP401X: Microchip Technology's digital potentiometer series offering similar features and specifications.
2. MAX548X: Maxim Integrated's digital potentiometer series with extended resolution options.
3. AD840X: Analog Devices' digital potentiometer series known for its low noise performance.

These alternative models provide comparable functionality and can be considered as substitutes for the CAT5114VI-00-G in various applications.

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