Microchip Technology AT28HC64B-12JU-T EEPROM

The AT28HC64B-12JU-T is a high-performance Electrically Erasable Programmable Read-Only Memory (EEPROM) integrated circuit from Microchip Technology, designed for applications that require data storage that can be modified in operation. This 64K (8K x 8) EEPROM comes in a robust PLCC (Plastic Leaded Chip Carrier) package, ensuring a reliable connection to your circuit board.

One of the key features of the AT28HC64B-12JU-T is its fast access time of 120 ns, which allows quick read operations, making it suitable for high-speed microprocessors and could benefit applications in the automotive, industrial, and consumer electronics sectors. The device operates across a wide voltage range of 4.5V to 5.5V, which provides flexibility in power supply design and ensures compatibility with most 5V systems. Additionally, it boasts a low-power consumption, which is crucial for battery-operated devices.

Microchip Technology has designed the AT28HC64B-12JU-T with reliability and ease of use in mind. The EEPROM supports a parallel interface for simple integration with microcontrollers and other digital systems. It also features data retention of 200 years and endurance of 100,000 write cycles, which demonstrates its ability to retain data over long periods and withstand frequent write operations without degradation.

The AT28HC64B-12JU-T is also notable for its JEDEC-approved byte-write programming algorithm, which simplifies the write operation and ensures data integrity. This EEPROM does not require a write protection pin, as it has software data protection to prevent inadvertent writes. Furthermore, the device is fully hardware and software compatible with the AT28C64B, which allows for easy upgrades or replacements without significant redesigns.

With its combination of speed, reliability, and ease of use, the AT28HC64B-12JU-T from Microchip Technology is an excellent choice for designers looking for a non-volatile memory solution that can keep pace with the demanding requirements of modern electronic applications.