64k, 8k x 8-Bit 5 Volt, Byte Alterable EEPROM

The X28HC64 is an 8k x 8 EEPROM, fabricated with Intersil’s proprietary, high performance, floating gate CMOS technology. Like all Intersil programmable nonvolatile memories, the X28HC64 is a 5V only device. It features the JEDEC approved pinout for byte-wide memories, compatible with industry standard RAMs.

Features

• 70ns access time

• Simple byte and page write

- Single 5V supply

- No external high voltages or VP-P control circuits

- Self-timed

- No erase before write

- No complex programming algorithms

- No overerase problem

• Low power CMOS

- 40mA active current maximum

• 200µA standby current maximum

• Fast write cycle times

- 64-byte page write operation

- Byte or page write cycle: 2ms typical

- Complete memory rewrite: 0.25s typical

- Effective byte write cycle time: 32µs typical

• Software data protection

• End of write detection

- DATA polling

- Toggle bit

• High reliability

- Endurance: 100,000 cycles

- Data retention: 100 years

• JEDEC approved byte-wide pinout

• Pb-free available (RoHS compliant)