DESCRIPTION
The X88257 is an 32K x 8 E2PROM fabricated with advanced CMOS Textured Poly Floating Gate Technology. The X88257 features a multiplexed address and data bus allowing direct interface to a variety of popular single-chip microcontrollers operating in expanded multiplexed mode without the need for additional interface circuitry.

FEATURES
• Multiplexed Address/Data Bus
    —Direct Interface to Popular 8051 Family
• High Performance CMOS
    —Fast Access Time, 120ns
    —Low Power
        —60mA Active Maximum
        —500µA Standby Maximum
• Software Data Protection
• Toggle Bit Polling
    —Early End of Write Detection
• Page Mode Write
    —Allows up to 128 Bytes to be Written in One Write Cycle
• High Reliability
    —Endurance: 10,000 Write Cycle
    —Data Retention: 100 Years
• 28-Lead PDIP Package
• 28-Lead SOIC Package
• 32-Lead PLCC Package