DESCRIPTION

The Microchip Technology Inc. 24C01SC and 24C02SC are 1K-bit and 2K-bit Electrically Erasable PROMs with bondpad positions optimized for smart card applications. The devices are organized as a single block of 128 x 8-bit or 256 x 8-bit memory with a two-wire serial interface. The 24C01SC and 24C02SC also have page-write capability for up to 8 bytes of data.

FEATURES

• ISO Standard 7816 pad locations

• Low power CMOS technology

- 1 mA active current typical

- 10 µA standby current typical at 5.5V

• Organized as a single block of 128 bytes (128 x 8) or 256 bytes (256 x 8)

• Two-wire serial interface bus, I2C™ compatible

• 100 kHz and 400 kHz compatibility

• Self-timed write cycle (including auto-erase)

• Page-write buffer for up to 8 bytes

• 2 ms typical write cycle time for page-write

• ESD protection > 4 kV

• 1,000,000 E/W cycles guaranteed

• Data retention > 200 years

• Available for extended temperature ranges

- Commercial (C): 0°C to +70°C