Intersil

ISL23448WFVZ-T7A

ISL23448WFVZ-T7A Description

The ISL23448WFVZ-T7A is a high-performance digital potentiometer (DIGIPOT) from Intersil, designed for precision control in various electronic applications. This CMOS-based device is part of the XDCP™ series and offers a robust set of features tailored for data acquisition systems. The ISL23448WFVZ-T7A features a linear taper and a resistance of 10k ohms, with a typical wiper resistance of 580 ohms. It supports a wide supply voltage range of 1.2V to 5.5V and 1.7V to 5.5V, making it versatile for different power supply configurations.

The device is configured as a potentiometer with 128 taps, providing fine control over resistance settings. It includes a cascade pin feature, which allows for the cascading of multiple devices to achieve higher resistance values or more complex configurations. The ISL23448WFVZ-T7A communicates via the SPI interface, enabling seamless integration with microcontrollers and other digital systems.

ISL23448WFVZ-T7A Features

• Configuration: Potentiometer with 128 taps, offering precise resistance control.
• Resistance: 10k ohms, with a typical wiper resistance of 580 ohms.
• Tolerance: ±20%, ensuring reliable performance within specified limits.
• Temperature Coefficient: 125ppm/°C, ensuring stability over a wide temperature range.
• Supply Voltage: 1.2V to 5.5V and 1.7V to 5.5V, providing flexibility in power supply requirements.
• Interface: SPI, facilitating easy communication with digital systems.
• Cascade Pin: Allows cascading of multiple devices for extended functionality.
• Memory Type: Volatile, ensuring dynamic control and flexibility.
• Mounting Type: Surface mount, suitable for compact and high-density designs.
• Number of Circuits: 4, supporting multiple channels for versatile applications.
• RoHS Status: ROHS3 compliant, meeting environmental standards for electronics manufacturing.

ISL23448WFVZ-T7A Applications

The ISL23448WFVZ-T7A is ideal for applications requiring precise resistance control and digital interfacing. Its high tap count and linear taper make it suitable for applications such as:

• Audio Systems: Volume control and tone adjustment in audio equipment.
• Industrial Controls: Precision control in motor speed controllers and process control systems.
• Medical Devices: Calibration and adjustment in medical monitoring equipment.
• Consumer Electronics: Brightness control in displays and other adjustable settings.
• Automotive Systems: Sensor calibration and control in automotive electronics.

Conclusion of ISL23448WFVZ-T7A

The ISL23448WFVZ-T7A from Intersil is a versatile and high-performance digital potentiometer designed for precision control in various electronic systems. Its wide supply voltage range, SPI interface, and cascade pin feature make it an ideal choice for applications requiring dynamic resistance control and integration with digital systems. Despite its obsolete status, the ISL23448WFVZ-T7A remains a valuable component for engineers seeking reliable and precise control in their designs.