DESCRIPTION
The X24F128 is a CMOS SerialFlash Memory, internally organized 16K x 8. The device features a serial interface and software protocol allowing operation on a simple two wire bus.

FEATURES
• Save Critical Data With Programmable Block Lock Protection
    —Block Lock (0, 1/4, 1/2, or all of E2PROM Array)
    —Software Program Protection
    —Programmable Hardware Program Protect
• In Circuit Programmable ROM Mode
• Longer Battery Life With Lower Power
    —Active Read Current Less Than 1mA
    —Active Program Current Less Than 3mA
    —Standby Current Less Than 1µA
• 1.8V to 3.6V or 5V “Univolt” Read and Program Power Supply Versions
• 32 Word Sector Program Mode
    —Minimizes Total Program Time Per Word
• 100KHz 2-Wire Serial Interface
• Internally Organized 16K x 8
• Bidirectional Data Transfer Protocol
• Self-Timed Program Cycle
    —Typical Program Cycle Time of 5ms
• High Reliability
    —Endurance: 100,000 Cycles
    —Data Retention: 100 Years
• 8-Lead DIP
• 16-Lead SOIC