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AD5258BRMZ100

AD5258BRMZ100 Description

The AD5258BRMZ100 from Analog Devices Inc. is a 64-tap, 100kΩ digital potentiometer designed for precision analog signal adjustment in embedded systems. It operates over a 2.7V to 5.5V supply range, making it suitable for both low-power and standard voltage applications. With an I2C interface, it supports selectable addressing, enabling multiple devices on a single bus. The device features a ±30% tolerance and a 200ppm/°C temperature coefficient, ensuring stable performance across varying conditions. Packaged in a 10MSOP tube, it is optimized for surface-mount applications in space-constrained designs.

AD5258BRMZ100 Features

• 64-position resolution for fine-grained resistance adjustment.
• Low wiper resistance (75Ω typ) minimizes signal distortion.
• I2C-compatible interface with selectable address pins for multi-device configurations.
• Wide supply voltage (2.7V–5.5V) supports battery-powered and industrial applications.
• Linear taper for uniform adjustment characteristics.
• ROHS3 compliant and REACH unaffected, meeting environmental standards.
• Moisture Sensitivity Level (MSL) 1, ensuring reliability in humid environments.

AD5258BRMZ100 Applications

• Programmable gain amplifiers (PGAs) in sensor signal conditioning.
• Volume control in audio systems requiring digital adjustment.
• Calibration circuits for industrial automation and test equipment.
• Voltage scaling in portable electronics and IoT devices.
• Feedback networks in power supplies and LED drivers.

Conclusion of AD5258BRMZ100

The AD5258BRMZ100 stands out for its precision, flexibility, and compact form factor, making it ideal for applications demanding digital resistance tuning. Its I2C interface, low wiper resistance, and wide voltage range provide advantages over mechanical potentiometers and simpler digital alternatives. Whether used in audio, industrial, or portable systems, this device delivers reliable performance with minimal footprint. Engineers seeking a robust, digitally controlled potentiometer will find it a compelling solution.