AD5171BRJZ100-R2

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 in electronic circuits
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Resolution: 256 taps
• Resistance Range: 0 to 100 kΩ
• Supply Voltage: 2.7V to 5.5V
• Interface: I2C-compatible
• Temperature Range: -40°C to +125°C
• Power Consumption: 1 μA (standby), 400 μA (active)

Detailed Pin Configuration

The AD5171BRJZ100-R2 has a total of 8 pins arranged as follows:

```

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| | | U | |___________|

Pin Configuration:

1. VDD: 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. VOUT: Analog Output ```

Functional Features

• Programmable resistance allows precise control over circuit behavior.
• Non-volatile memory retains settings even when power is disconnected.
• Single-channel design enables independent control of one circuit element.
• I2C interface facilitates easy integration with microcontrollers.
• Wide temperature range ensures reliable operation in various environments.

Advantages and Disadvantages

Advantages: - Precise resistance control for fine-tuning circuit performance. - Non-volatile memory eliminates the need for constant reprogramming. - Single-channel design simplifies circuit layout and reduces cost. - I2C interface enables easy integration with existing systems. - Wide temperature range ensures versatility in different applications.

Disadvantages: - Limited to a single channel, not suitable for multi-channel applications. - Requires an external microcontroller or I2C master for control. - Higher power consumption compared to traditional potentiometers.

Working Principles

The AD5171BRJZ100-R2 is a digital potentiometer that replaces traditional mechanical potentiometers. It consists of a resistor network and digital control circuitry. The resistance value can be programmed digitally using the I2C interface. The non-volatile memory ensures that the programmed resistance value is retained even when power is disconnected.

When a specific resistance value is set, the AD5171BRJZ100-R2 adjusts the voltage across its terminals accordingly. This allows precise control over circuit behavior, such as volume control in audio applications or brightness control in display systems.

Detailed Application Field Plans

The AD5171BRJZ100-R2 finds applications in various fields, including:

1. Audio Systems: Volume control, tone adjustment, and equalization.
2. Display Systems: Brightness control, contrast adjustment.
3. Industrial Automation: Calibration of sensors, variable gain amplifiers.
4. Test and Measurement Equipment: Programmable attenuators, signal conditioning.
5. Communication Systems: Signal level control, impedance matching.

Detailed and Complete Alternative Models

1. AD8400ARZ10 - 256 Taps, 10 kΩ Resistance Range, SOIC-8 Package
2. MCP4017T-103E/LT - 257 Taps, 10 kΩ Resistance Range, SOT-23-6 Package
3. MAX5481EUD+ - 256 Taps, 100 kΩ Resistance Range, TSSOP-14 Package
4. DS1803Z-010+ - 100 Taps, 10 kΩ Resistance Range, SOIC-8 Package
5. X9C103SIZ - 100 Taps, 10 kΩ Resistance Range, SOT-23-6 Package

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

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