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CAT93C56/57 (Die Rev. E)
2K-Bit Microwire Serial EEPROM FEATURES
I High speed operation: 1MHz I Low power CMOS technology I 1.8 to 6.0 volt operation I Selectable x8 or x16 memory organization I Self-timed write cycle with auto-clear I Hardware and software write protection
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GEN FR ALO
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A D F R E ETM
I Power-up inadvertant write protection I 1,000,000 Program/erase cycles I 100 year data retention I Commercial, industrial and automotive
temperature ranges
I Sequential read I “Green” package option available
DESCRIPTION
The CAT93C56/57 are 2K-bit Serial EEPROM memory devices which are configured as either registers of 16 bits (ORG pin at VCC) or 8 bits (ORG pin at GND). Each register can be written (or read) serially by using the DI (or DO) pin.