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DESCRIPTION

The ST95022 is an high speed 2 Kbit Electrically Erasable Programmable Memory (EEPROM) fabricated with STMicroelectronics’s High Endurance Single Polysilicon CMOS technology. The memory is accessed by a simple SPI bus compatible serial interface. The bus signals are a serial clock input (C), a serial data input (D) and a serial data output (Q).

■ HIGH SPEED CLOCK RATE:

– 2.1 MHz Max

■ 1,000,000 ERASE/WRITE CYCLES

■ 40 YEARS DATA RETENTION

■ SINGLE 4.5V to 5.5V SUPPLY VOLTAGE

■ SPI BUS COMPATIBLE SERIAL INTERFACE

■ BLOCK WRITE PROTECTION

■ STATUS REGISTER

■ 16 BYTE PAGE MODE

■ WRITE PROTECT

■ SELF-TIMED PROGRAMMING CYCLE

■ E.S.D.PROTECTION GREATER than 4000V

■ SUPPORTS POSITIVE CLOCK SPI MODES