Analog Devices Inc. AD5272BCPZ-20-RL7 Digital Potentiometer

The AD5272BCPZ-20-RL7 is a precision digital potentiometer designed and manufactured by Analog Devices Inc., a leader in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. This digital rheostat offers a compact and versatile solution for applications requiring variable resistance adjustments through digital control interfaces.

Key Features

• Resistance Options: The device provides a 20 kΩ end-to-end resistance with a nominal resistance temperature coefficient of 5 ppm/°C, ensuring stable performance over a wide temperature range.
• Resolution: With 1024-position resolution, the AD5272BCPZ-20-RL7 offers fine adjustment capabilities, making it suitable for precision applications.
• Interface: It features a user-friendly I²C-compatible serial interface that allows for easy communication with microcontrollers and other digital systems.
• Memory: The device includes a nonvolatile memory (EEPROM) for storing the preferred wiper position, which can be recalled upon power-up, ensuring consistent performance between power cycles.
• Power Supply: It operates from a single 2.7 V to 5.5 V power supply, providing flexibility for use in various systems with different power requirements.
• Packaging: The digital potentiometer is offered in a compact, lead-free, 20-lead LFCSP (Lead Frame Chip Scale Package), which is suitable for space-constrained applications.
• Reliability: The AD5272BCPZ-20-RL7 boasts a robust design, with guaranteed 50-year data retention and 1 million write cycle endurance for the EEPROM.

Applications

This digital potentiometer is ideal for a wide range of applications, including:

• Automated product calibration
• Programmable filters and delays
• Transducer adjustment of gain and offset
• Power supply adjustment
• Contrast, brightness, and volume controls

With its precision performance and digital interface, the AD5272BCPZ-20-RL7 from Analog Devices Inc. is an excellent choice for designers looking to integrate reliable variable resistance capabilities into their electronic systems. Its combination of features ensures that it can meet the stringent requirements of modern electronic designs while offering the flexibility needed for easy integration and use.