Microchip Technology AT28HC256-70SI

The AT28HC256-70SI is a high-performance, high-speed Electrically Erasable Programmable Read-Only Memory (EEPROM) device from Microchip Technology. Designed for applications that demand efficient, reliable, and durable non-volatile memory storage, this EEPROM provides a versatile solution for a wide range of industrial, automotive, and consumer electronics.

Key Features:

• Capacity: The AT28HC256-70SI offers a storage capacity of 256 Kilobits, organized as 32,768 words by 8 bits, which allows for ample storage for firmware, configuration parameters, or small application datasets.
• Access Time: With an access time of 70 nanoseconds, this device provides rapid data retrieval, enhancing the performance of microcontroller-based systems that require quick access to stored information.
• Operating Voltage: It operates within a voltage range of 4.5V to 5.5V, making it compatible with standard 5V systems and ensuring stable operation across various power supply conditions.
• Temperature Range: The device is specified for the industrial temperature range of -40°C to +85°C, which guarantees reliable performance in extreme environmental conditions.
• Endurance: The EEPROM is rated for a minimum of 100,000 write cycles, ensuring a long operational lifespan and suitability for applications that require frequent data updates.
• Data Retention: Data retention is guaranteed for a minimum of 10 years, providing a secure and persistent storage solution over an extended period.
• Package Type: The AT28HC256-70SI is available in a 28-lead SOIC package, which offers a compact footprint while allowing for easy integration into printed circuit boards.

Applications:

The versatility of the AT28HC256-70SI makes it ideal for various applications, including:

• Automotive control systems
• Industrial automation and control
• Telecommunication systems
• Portable devices
• Medical devices

In conclusion, the AT28HC256-70SI EEPROM from Microchip Technology is a robust and reliable memory solution that meets the needs of high-speed and high-reliability applications. Its combination of speed, durability, and capacity, along with its industrial temperature range and long data retention, make it an excellent choice for designers and engineers looking for a memory component that will stand up to the demands of their applications.