Analog Devices Inc.

AD5144BRUZ100

AD5144BRUZ100 Description

The AD5144BRUZ100 from Analog Devices Inc. is a quad-channel, 256-tap digital potentiometer designed for precision analog signal adjustment in electronic circuits. With a 100kΩ resistance and ±8% tolerance, it offers reliable performance for voltage division and variable resistance applications. The device operates over a wide supply voltage range (2.3V–5.5V, ±2.25V–2.75V) and features a low temperature coefficient of 35ppm/°C, ensuring stability across varying environmental conditions. Its SPI interface enables seamless digital control, while the cascade pin allows multiple devices to be daisy-chained for expanded functionality. Packaged in a 20-pin TSSOP, it is ideal for space-constrained designs.

AD5144BRUZ100 Features

• Quad-channel configuration: Four independent potentiometers in a single IC.
• 256-tap resolution: High precision for fine-grained adjustments.
• Low wiper resistance (130Ω typ): Minimizes signal attenuation.
• SPI-compatible interface: Simplifies integration with microcontrollers.
• Cascade pin: Enables multi-device synchronization without additional GPIOs.
• Wide voltage range: Supports both single and dual-supply operation.
• RoHS3 compliant: Meets environmental and safety standards.

AD5144BRUZ100 Applications

• Industrial automation: Calibration and trimming of sensor signals.
• Audio equipment: Volume control and tone adjustment.
• Test and measurement: Programmable voltage references and gain control.
• Automotive electronics: Adaptive lighting and sensor interfaces.
• Consumer electronics: Display brightness and contrast adjustment.

Conclusion of AD5144BRUZ100

The AD5144BRUZ100 stands out for its high resolution, low drift, and flexible interface, making it a superior choice for applications demanding precision and reliability. Its quad-channel design and cascade capability reduce component count in multi-potentiometer systems, while its wide operating range ensures compatibility with diverse power supplies. Whether used in industrial, automotive, or consumer applications, this digital potentiometer delivers consistent performance and ease of integration.