The Microchip AT24CS01 is a 1 Kb Serial EEPROM utilizing an I²C (2-wire) serial interface. The device is organized as one block of 128 x 8 and is optimized for use in consumer and industrial applications where reliable and dependable nonvolatile memory storage is essential. The EEPROM is available in a variety of space-saving packaging options.

• 128 x 8 (1 Kbit)
• 2-Wire Serial Interface, I²C Compatible
  • 400 kHz (1.7V) and 1 MHz (>2.5V) clock compatibility
  • Supports up to 8 devices on the bus
• Self-Timed Erase and Write Cycles (5 ms max.)
• Low Power Consumption
  • Read current 0.4 mA (Typ), 1.0 mA (Max)
  • Write current 2 mA (Typ), 3 mA (Max)
  • Standby current 6 uA (Max)
• Hardware Write-Protect Pin
• More than 1 million erase/write cycles
• Data retention > 100 years
• Factory Programming Available
• Available in 8-lead JEDEC SOIC, 8-lead TSSOP, 8-pad UDFN, and 5-lead SOT23