Maxim Integrated DS1267S-010 Digital Potentiometer

The DS1267S-010 from Maxim Integrated is a versatile digital potentiometer that offers a unique solution for digital control of analog circuits. This component simulates the mechanical action of a potentiometer by adjusting the resistance between two terminals through digital inputs. The DS1267S-010 is an ideal choice for applications requiring variable resistance settings that can be controlled digitally, such as adjusting volume, dimming lights, or tuning filters.

Featuring a dual digital potentiometer design, each potentiometer in the DS1267S-010 has a resistance value of 10kΩ. The device operates with a 3-wire serial interface which is compatible with SPI, QSPI™, and MICROWIRE™, making it easily integrated into a wide range of microcontroller-based systems. The digital potentiometer offers 256 positions, providing fine granularity for precise adjustments.

The DS1267S-010 operates over a wide voltage range from 4.5V to 5.5V and is specified over the extended industrial temperature range (-40°C to +85°C). This ensures reliable performance in various environments and applications. The robust design of this digital potentiometer makes it suitable for enduring the demands of industrial settings.

Encased in a compact surface-mount SO package, the DS1267S-010 is designed for space-saving on printed circuit boards, making it an excellent choice for applications where board real estate is at a premium. The digital potentiometer's nonvolatile memory (EEPROM) allows it to retain the last position before power-down, ensuring consistent performance and settings retention across power cycles.

Key features of the DS1267S-010 include:

• Dual 10kΩ digital potentiometers
• 256-position wiper settings
• Nonvolatile memory to retain settings
• 3-wire serial interface compatible with popular protocols
• Wide operating voltage and temperature ranges
• Compact SO packaging for efficient space utilization

Whether for volume control in consumer electronics, adjustable power supplies, or calibration and tuning of circuit elements in industrial equipment, the Maxim Integrated DS1267S-010 digital potentiometer provides a reliable and flexible solution for digitally controlled resistance applications.