Microchip Technology AT45DB081B-CI

The AT45DB081B-CI is a high-performance 8-megabit Flash memory device from Microchip Technology, designed to provide a flexible and efficient storage solution for a wide range of applications. This compact integrated circuit is part of Microchip's DataFlash® series, which is renowned for its reliability and ease of use. The AT45DB081B-CI is particularly suitable for use in embedded systems where space is at a premium and low power consumption is essential.

This serial interface Flash memory offers a fast read and write capability with a simple sequential access to the entire array. It operates on a 2.7V to 3.6V power supply, making it an excellent choice for battery-operated devices. The AT45DB081B-CI features a page size of 264 bytes, which can be configured to 256 bytes for standard EEPROM emulation, providing versatility for both code and data storage.

The device supports rapid serial interface speeds up to 66 MHz, enabling high-speed data transfer which is crucial for applications that require quick access to large amounts of data. Furthermore, the AT45DB081B-CI comes with an industry-standard SPI (Serial Peripheral Interface), allowing for easy integration into existing designs without the need for significant hardware changes.

One of the key benefits of the AT45DB081B-CI is its sector and block erase capabilities, which enable users to efficiently manage data storage and updates. The device also includes an internal program and erase voltage generator to simplify the system design and minimize external component count. Security features such as a lock-down function for specific sectors add an extra layer of data protection, ensuring sensitive information remains secure.

Microchip Technology has designed the AT45DB081B-CI with longevity in mind, offering a minimum of 100,000 erase/program cycles per page and a data retention period of 20 years, making it a reliable choice for long-term applications. The AT45DB081B-CI is available in a space-saving 8-lead CASON (chip-scale atomic number) package, which is both RoHS compliant and halogen-free, reflecting Microchip's commitment to environmental sustainability.

Whether it's for data logging, firmware updates, or configuration storage, the AT45DB081B-CI from Microchip Technology provides a robust and flexible solution that engineers and designers can trust for their critical storage needs.