ON Semiconductor CAT93C56SIT-FB Microchip Overview

The CAT93C56SIT-FB is a high-performance, serial EEPROM (Electrically Erasable Programmable Read-Only Memory) microchip produced by ON Semiconductor. It is an essential component for a wide range of applications that require reliable data storage and retrieval. The device is designed to store data that must be preserved during power-down events, such as device configuration settings or calibration information.

Key Features

• Memory Size: The CAT93C56SIT-FB offers a storage capacity of 2K-bits, which is organized as 128 x 16-bit or 256 x 8-bit, selectable via an external pin. This flexibility allows designers to choose the best data organization for their specific applications.
• Interface: This microchip communicates through a three-wire serial interface, which is compatible with the SPI protocol, making it easily interfaced with a wide range of microcontrollers and processors.
• Operating Voltage: The device operates over a broad voltage range, typically from 2.5V to 5.5V, which ensures compatibility with both low-voltage and standard digital circuits.
• Write Protection: It includes a hardware write protection feature, which prevents accidental data alteration during volatile conditions, thus enhancing the reliability of the stored data.
• Speed: Fast write cycle times of typically 5ms provide swift data storage, minimizing downtime for the host system during data logging or configuration updates.
• Endurance: The EEPROM is rated for a minimum of 1 million write cycles and a data retention period of 100 years, ensuring data persistence over a long operational life.

Applications

The CAT93C56SIT-FB is suitable for a diverse array of applications, including:

• Industrial control systems
• Automotive electronics
• Portable consumer devices
• Medical devices
• Smart cards

With its compact SOT-23 package, the CAT93C56SIT-FB is ideal for space-constrained applications. Its robust design and reliable data retention capabilities make it a go-to choice for engineers and designers looking for a non-volatile storage solution.

Overall, the CAT93C56SIT-FB EEPROM from ON Semiconductor is a versatile and durable choice for applications that require a small form factor, low power consumption, and the ability to maintain data integrity over an extended period.