ON Semiconductor CAT25C256KE SPI Serial EEPROM

The CAT25C256KE is a 256-Kb Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) device brought to you by ON Semiconductor. This high-quality memory component is designed to provide a robust storage solution for a wide range of applications. The device is organized as 32,768 words of 8 bits each, enabling ample space for non-volatile storage of user-defined data.

One of the key features of the CAT25C256KE is its compatibility with the Serial Peripheral Interface (SPI) bus, which ensures high-speed data transfer and seamless integration with microcontrollers and processors. The device supports the standard SPI protocol with clock frequencies up to 20 MHz, allowing for rapid access to stored data when performance is critical.

Robustness is a hallmark of the CAT25C256KE, with its ability to endure 1 million program/erase cycles and a data retention period of over 100 years. This endurance, combined with an operating voltage range of 1.8V to 5.5V, makes it an excellent choice for a variety of applications that require reliable and long-lasting data storage, such as industrial controls, automotive systems, and smart devices.

Additional features of the CAT25C256KE include a self-timed write cycle with auto-clear, and a write protect pin to prevent accidental data alteration. The device also offers a hardware and software protection feature to prevent inadvertent writes, ensuring the safety and integrity of the data stored within.

ON Semiconductor has packaged the CAT25C256KE in an 8-lead TSSOP package, which is both space-efficient and suitable for automated assembly processes, making it a convenient choice for mass production. The operating temperature range of -40°C to +85°C guarantees stable performance across various environmental conditions.

In conclusion, the CAT25C256KE from ON Semiconductor is a versatile and reliable EEPROM solution that provides secure and persistent storage for applications requiring high-endurance and low-power data retention. Its SPI compatibility, robust feature set, and compact packaging make it an ideal choice for designers and engineers looking for a memory component that delivers both performance and durability.