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BUY AT28C256-20JI https://www.utsource.net/itm/p/4230458.html
256K 32K x 8 Paged CMOS E2PROM
Description: The AT28C256-20JI is a 32-pin CMOS Electrically Erasable Programmable Read Only Memory (EEPROM) manufactured by Atmel. Features: 256K bits of memory organized as 32K words by 8 bits Single 5V ±10% power supply Low power consumption Access times of 20, 25, and 45 ns Byte-wide data output Self-timed write cycle Hardware and software data protection Endurance: 100,000 cycles Data retention: 100 years Applications: The AT28C256-20JI is used in a variety of applications, including automotive, consumer electronics, industrial, and medical. It is commonly used in embedded systems, such as microcontrollers, to store program code and data. It is also used in automotive systems, such as airbag controllers, to store calibration data. (For reference only)