DESCRIPTION
The X28VC256 is a second generation high performance CMOS 32K x 8 E2PROM. It is fabricated with Xicor’s proprietary, textured poly floating gate technology, providing a highly reliable 5 Volt only nonvolatile memory.

FEATURES
• Access Time: 45ns
• Simple Byte and Page Write
    —Single 5V Supply
    —No External High Voltages or VPP Control Circuits
    —Self-Timed
    —No Erase Before Write
    —No Complex Programming Algorithms
    —No Overerase Problem
• Low Power CMOS:
    —Active: 80mA
    —Standby: 10mA
• Software Data Protection
    —Protects Data Against System Level Inadvertent Writes
• High Speed Page Write Capability
• Highly Reliable Direct Write™ Cell
    —Endurance: 100,000 Write Cycles
    —Data Retention: 100 Years
• Early End of Write Detection
    —DATA Polling
    —Toggle Bit Polling