Renesas Electronics Corporation Digital Potentiometers X9440WV24

The X9440WV24 is a dual digitally controlled potentiometer with a SPI interface, integrating two non-volatile potentiometers and two voltage comparators in a single package. Each potentiometer features 64 taps and can be configured for either 10kOc or 2.5kOc resistance. The device supports a register-oriented format, allowing direct read/write access to wiper positions and the storage of up to four positions per potentiometer. It includes a fast response comparator with enable, latch, and shutdown functionalities, and features hardware write protection to prevent unintended changes. The X9440WV24 is designed for low power consumption and low noise operation, with an endurance of 100,000 data changes per bit and a data retention period of 100 years. It is available in a 24-lead TSSOP package, making it suitable for compact applications. The device operates with separate analog and digital supplies, enhancing its versatility in various electronic designs.