OVERVIEW
The S24022 and S24023 are power supervisory devices with 2,048 bits of serial E2PROM. They are fabricated using SUMMITs advanced CMOS E2PROM technology and are suitable for both 3 and 5 volt systems.

FEATURES
• Precision Supply Voltage Monitor
    — Dual reset outputs for complex microcontroller systems
    — Integrated memory write lockout
• Guaranteed RESET (RESET) assertion to VCC=1V
• Power-Fail Accuracy Guaranteed
• No External Components
• 3 and 5 Volt system versions
• Low Power CMOS
    — Active current less than 3mA
    — Standby current less than 25µA
• Memory Internally Organized 256 X 8
    — Two Wire Serial Interface (I2C™)
        – Bidirectional data transfer protocol
        – Standard 100KHz and Fast 400KHz
• High Reliability
    — Endurance: 1,000,000 erase/write cycles
    — Data retention: 100 years
• 8-Pin PDIP or SOIC Packages