AD5171BRJZ50-R7

Product Overview

• Category: Integrated Circuit (IC)
• Use: Digital Potentiometer
• Characteristics: Programmable, Non-volatile, Single-channel
• Package: SOT-23-8
• Essence: Provides digital control of resistance values
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Resolution: 256 taps
• Resistance Range: 0 to 50 kilohms
• Supply Voltage: 2.7V to 5.5V
• Interface: I2C-compatible
• Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The AD5171BRJZ50-R7 has a total of 8 pins arranged as follows:

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| | | U | | | |___________|

Pin Configuration:

1. VDD - Power supply voltage
2. A0 - Address input bit 0
3. A1 - Address input bit 1
4. SDA - Serial data input/output
5. SCL - Serial clock input
6. GND - Ground
7. WP - Write protect
8. VSS - Negative power supply voltage ```

Functional Features

• Digital control of resistance values
• Non-volatile memory for storing settings
• Low power consumption
• High resolution for precise adjustments
• Wide operating temperature range

Advantages and Disadvantages

Advantages: - Easy to integrate into various electronic systems - Allows for precise and flexible resistance adjustments - Non-volatile memory ensures settings are retained even when power is lost - Suitable for low-power applications

Disadvantages: - Limited resistance range compared to some other potentiometers - Requires I2C-compatible interface for control

Working Principles

The AD5171BRJZ50-R7 is a digital potentiometer that replaces traditional mechanical potentiometers. It uses a combination of resistive elements and electronic switches to provide digitally controlled resistance values. The device communicates with a microcontroller or other digital circuitry through the I2C-compatible interface.

When a resistance value is set, the digital potentiometer adjusts the position of its internal wiper to achieve the desired resistance. The non-volatile memory ensures that the resistance setting is retained even when power is removed. This feature allows for easy recall of previous settings and eliminates the need for manual adjustments.

Detailed Application Field Plans

The AD5171BRJZ50-R7 can be used in various applications where precise resistance adjustments are required. Some potential application fields include:

1. Audio Equipment: The digital potentiometer can be used to control volume levels, tone adjustments, and balance controls in audio systems.
2. Industrial Control Systems: It can be utilized in industrial automation systems for calibration, fine-tuning, and feedback control.
3. Test and Measurement Instruments: The device can be integrated into test equipment to provide programmable resistance for testing and calibration purposes.
4. Medical Devices: It can be employed in medical devices that require adjustable resistance, such as patient monitoring systems or therapeutic equipment.

Detailed and Complete Alternative Models

1. AD8400ARZ10 - 256 Taps, 10 kilohms, Single-channel, SOIC-8 package
2. MCP4017T-503E/LT - 257 Taps, 50 kilohms, Single-channel, SOT-23-6 package
3. MAX5481EUD+ - 256 Taps, 100 kilohms, Single-channel, TSSOP-14 package
4. DS1803Z-010+ - 100 Taps, 10 kilohms, Dual-channel, SOT-23-8 package

These alternative models offer similar functionality and can be considered based on specific requirements and constraints.

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