Microchip Technology's AT28HC256E-12JI High-Speed EEPROM

The AT28HC256E-12JI is a high-performance, 32,768-word by 8-bit, nonvolatile electrically erasable and programmable read-only memory (EEPROM) component from Microchip Technology. This integrated circuit is designed to deliver high-speed data storage and retrieval with an access time of just 120 ns, making it an ideal choice for applications requiring fast and reliable nonvolatile memory solutions.

This EEPROM operates at a wide voltage range of 4.5V to 5.5V, providing flexibility and ease of use in various system designs. Its industrial temperature range from -40°C to +85°C ensures reliability and stable operation under harsh environmental conditions, making the AT28HC256E-12JI suitable for a broad spectrum of applications, including industrial control systems, medical devices, automotive electronics, and consumer products.

One of the key features of the AT28HC256E-12JI is its parallel interface, which allows for simple and direct connection to microcontrollers and other logic devices. This interface, combined with its high-speed performance, makes it particularly well-suited for applications that require fast data access and high throughput.

Furthermore, the AT28HC256E-12JI supports a full static operation, meaning no clock or refreshing is required. It has been engineered with an advanced CMOS EEPROM technology, providing reduced power consumption and increased endurance for write operations. The device is capable of 100,000 write cycles, ensuring a long operational lifespan for products that require frequent data changes.

To protect against inadvertent writes, the AT28HC256E-12JI includes hardware and software data protection schemes. The hardware features include a write protect pin and a write enable command sequence. Additionally, the device offers data retention for a minimum of 10 years, providing a reliable storage solution over an extended period.

The AT28HC256E-12JI comes in a 32-lead, plastic J-leaded chip carrier (PLCC) package, which is known for its compact footprint and durability. This packaging makes it suitable for space-constrained applications while providing robust protection for the silicon die inside.

In summary, the AT28HC256E-12JI from Microchip Technology is a high-speed, durable, and reliable EEPROM solution that meets the demanding requirements of a wide range of applications where data integrity and performance are critical.