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DESCRIPTION

The CAT28C65B is a fast, low power, 5V-only CMOS parallel EEPROM organized as 8K 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 protection eliminate additional timing and protection hardware.

FEATURES

■ Fast read access times:

– 90/120/150ns

■ Low power CMOS dissipation:

– Active: 25 mA max.

– Standby: 100 μA max.

■ Simple write operation:

– On-chip address and data latches

– Self-timed write cycle with auto-clear

■ Fast write cycle time:

– 5ms max

■ CMOS and TTL compatible I/O

■ Hardware and software write protection

■ Commercial, industrial and automotive

temperature ranges

■ Automatic page write operation:

– 1 to 32 bytes in 5ms

– Page load timer

■ End of write detection:

– Toggle bit

– DATA polling

– RDY/BUSY

■ 100,000 program/erase cycles

■ 100 year data retention