24AA02/24LC02B I²C™ Serial EEPROM
Microchip’s 24AA02/24LC02B family of devices are 2 Kbit I²C™ Serial EEPROMs available in a variety of package, temperature and power supply variants.
Features
Single Supply with Operation down to 1.7V for 24AA02T-I/MNY Devices, 2.5V for 24LC02B Devices
Low-Power CMOS Technology: Read current 1 mA (maximum), Standby current 1 μA (maximum)
2-Wire Serial Interface, I2C™ Compatible
Schmitt Trigger inputs for Noise Suppression
Output Slope Control to eliminate Ground Bounce
100 kHz and 400 kHz Clock Compatibility
Page Write Time 3 ms (typical)
Self-Timed Erase/Write Cycle
8-Byte Page Write Buffer
Hardware Write-Protect
ESD Protection >4,000V
More than 1 Million Erase/Write Cycles
Data Retention >200 Years
Feature
• Single supply with operation down to 1.8V • Low-power CMOS technology - 1 mA active current typical - 1 µA standby current typical (I-temp) • Organized as 1 block of 256 bytes (1 x 256 x 8) • 2-wire serial interface bus, I2C™ compatible • Schmitt Trigger inputs for noise suppression • Output slope control to eliminate ground bounce • 100 kHz (24AA02) and 400 kHz (24LC02B) 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 • Hardware write-protect for entire memory • Can be operated as a serial ROM • Factory programming (QTP) available • ESD protection > 4,000V • 1,000,000 erase/write cycles • Data retention > 200 years • 8-lead PDIP, SOIC, TSSOP and MSOP packages • 5-lead SOT-23 package • Pb-free finish available • Available for extended temperature ranges: - Industrial (I): -40°C to +85°C Automotive (E): -40°C to +125°C