CAT28C257 - 256 kb CMOS Parallel EEPROM
The CAT28C257 is a fast, low power, 5 V *only CMOS Parallel EEPROM organized as 32K x 8 *bits.
It requires a simple interface for in *system programming.
On *chip address and data latches, self *timed write cycle with auto *clear and VCC power up/down write
CAT28C257 Features
* hardware and software write protection. The CAT28C257 is manufactured using ON Semiconductor’s advanced CMOS floating gate technology. It is designed to endure 100,000 program/erase cycles and has a data retention of 100 years. The device is available in JEDEC approved 28
* pin DIP or 32