AD5235BRUZ25

Product Overview

Category: Integrated Circuit (IC)

Use: Digital Potentiometer

Characteristics: - 14-bit resolution - Non-volatile memory - I2C interface - Low power consumption - Wide operating voltage range

Package: TSSOP-16

Essence: The AD5235BRUZ25 is a digital potentiometer IC that provides a programmable resistance value. It is commonly used in applications where precise resistance adjustments are required, such as in audio equipment, instrumentation, and industrial control systems.

Packaging/Quantity: The AD5235BRUZ25 is available in a TSSOP-16 package. Each package contains one unit of the IC.

Specifications

• Resolution: 14 bits
• Resistance Range: 0 to 25 kΩ
• Operating Voltage Range: 2.7 V to 5.5 V
• Temperature Range: -40°C to +125°C
• Interface: I2C

Detailed Pin Configuration

The AD5235BRUZ25 has a total of 16 pins. The pin configuration is as follows:

1. A1: Address Input 1
2. A0: Address Input 0
3. SDA: Serial Data Input/Output
4. SCL: Serial Clock Input
5. VLOGIC: Logic Supply Voltage
6. VDD: Positive Power Supply
7. GND: Ground
8. RDAC: Resistor Terminal A
9. RH: Terminal H
10. RL: Terminal L
11. RW: Wiper Terminal
12. RS: Resistor Terminal B
13. VSS: Negative Power Supply
14. NC: No Connection
15. NC: No Connection
16. NC: No Connection

Functional Features

• Non-volatile memory: The AD5235BRUZ25 retains its resistance settings even when power is removed, allowing for easy restoration of previous configurations.
• I2C interface: The IC can be easily controlled and programmed using the I2C communication protocol.
• Low power consumption: The AD5235BRUZ25 operates with low power consumption, making it suitable for battery-powered applications.
• Wide operating voltage range: It can operate within a wide voltage range, providing flexibility in various applications.

Advantages and Disadvantages

Advantages: - High resolution allows for precise resistance adjustments. - Non-volatile memory ensures retention of settings. - Easy control and programming through the I2C interface. - Low power consumption extends battery life. - Wide operating voltage range provides versatility.

Disadvantages: - Limited resistance range (0 to 25 kΩ) may not be suitable for all applications. - Requires additional components for proper operation.

Working Principles

The AD5235BRUZ25 is based on the concept of a digital potentiometer. It consists of a series of resistive elements connected in a ladder-like configuration. By adjusting the wiper position, the effective resistance between the wiper terminal and the other terminals can be changed. This adjustment is achieved by digitally controlling the resistance values stored in the IC's non-volatile memory.

Detailed Application Field Plans

The AD5235BRUZ25 finds applications in various fields, including:

1. Audio Equipment: Used for volume control and tone adjustment in audio amplifiers, mixers, and equalizers.
2. Instrumentation: Provides programmable resistance for calibration and signal conditioning in measurement devices.
3. Industrial Control Systems: Enables precise control of parameters such as motor speed, temperature, and light intensity.

Detailed and Complete Alternative Models

1. AD5241BRUZ25: Similar to AD5235BRUZ25, but with a 10-bit resolution.
2. AD5251BRUZ25: Offers a higher resistance range of 0 to 100 kΩ.
3. AD5261BRUZ25: Provides a dual-channel configuration for applications requiring independent control of two resistive elements.

These alternative models offer different specifications and features to cater to specific application requirements.

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