DESCRIPTION
The X25170 is a CMOS 16384-bit serial E2PROM, internally organized as 2K x 8. The X25170 features a Serial Peripheral Interface (SPI) and software protocol, allowing operation on a simple three-wire bus.

FEATURES
• 5MHz Clock Rate
• SPI Modes (0,0 & 1,1)
• 2K X 8 Bits
    —32 byte page mode
• Low Power CMOS
    —<1µA standby current
    —<5mA active current
• 2.5V To 5.5V Power Supply
• Block Lock Protection
    —Protect 1/4, 1/2 or all of E2PROM array
• Built-In Inadvertent Write Protection
    —Power-up/power-down protection circuitry
    —Write enable latch
    —Write protect pin
• Self-Timed Write Cycle
    —5ms write cycle time (typical)
• High Reliability
    —Endurance: 100,000 cycles
    —Data retention: 100 Years
    —ESD protection: 2000V on all pins
• 8-Lead PDlP Package
• 8-Lead SOIC Package
• 14-Lead TSSOP Package