As far as its memory type goes, it falls into the Non-Volatile category. Tube-cases are available. 32-LCC (J-Lead) case encloses it. On the chip, there is an 256Kb 32K x 8 memory, which is the size of the chip's memory. Memory data is stored in EEPROM-format, which is common in mainstream devices. The device's extended operating temperature range of -40°C~125°C TC makes it ideal for many demanding applications. It is supplied votage within 4.5V~5.5V. As far as the mounting type is concerned, Surface Mount is recommended. Similar parts are frequently selected using AT28HC256, the device's base part number.
AT28HC256F-90JA Features
Package / Case: 32-LCC (J-Lead)
AT28HC256F-90JA Applications
There are a lot of Microchip Technology AT28HC256F-90JA Memory applications.