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IS24C128-2/3 IS24C256-2/3
ISSI®
262,144-bit/131,072-bit 2-WIRE SERIAL CMOS EEPROM
ADVANCED INFORMATION JULY 2002
FEATURES • Low Power CMOS Technology
– Standby Current less than 10 µA (5.5V) – Read Current (typical) less than 1 mA (5.5V) – Write Current (typical) less than 3 mA (5.5V) • Low Voltage Operation – IS24C256-2 & IS24C128-2: Vcc = 1.8V to 5.5V – IS24C256-3 & IS24C128-3: Vcc = 2.5V to 5.5V • 100 KHz (1.8V), 400 KHz (2.5V) and 1MHz (5V) Compatibility • Hardware Data Protection – Write Protect Pin • Sequential Read Feature • Filtered Inputs for Noise Suppression
• Self time write cycle with auto clear – 5 ms @ 2.