Microchip’s 34AA02/34LC02-I/SN family of devices are 2 Kbit I²C Serial EEPROMs available in a variety of package, temperature and power supply variants.
These devices provide flexible write protect options, allowing for none, half or the entire array to be protected.
Hardware Write Protection for Entire Array
Low-Power CMOS Technology: Read current 1 mA (typical), Standby current 100 nA (typical)
2-Wire Serial Interface Bus, I2C™ Compatible
Cascadable up to Eight Devices
Schmitt Trigger Inputs for Noise Suppression
Output Slope Control to Eliminate Ground Bounce
100 kHz and 400 kHz Compatibility
1 MHz Clock for LC Versions
Page Write Time 3 ms (typical)
Self-Timed Erase/Write Cycle
16-Byte Page Write Buffer
ESD Protection >4,000V
More than 1 Million Erase/Write Cycles
Data Retention >200 Years
Feature
- Permanent and Resettable Software Write-Protectfor lower half of the array (00h-7Fh)
- Low-power CMOS technology:- Read current 1 mA, typical- Standby current, 100 nA, typical
- 2-wire serial interface bus, I2C™ compatible
- Cascadable up to eight devices
- Schmitt Trigger inputs for noise suppression
- Output slope control to eliminate ground bounce
- 100 kHz and 400 kHz compatibility
- 1 MHz clock for LC versions
- Page write time 3 ms, typical
- Self-timed erase/write cycle
- 16-byte page write buffer
- ESD protection > 4,000V
- Software write protection for lower 128 bytes
- Hardware write protection for entire array
- More than 1 million erase/write cycles
- Data retention > 200 years
- 8-lead PDIP, SOIC, TSSOP, MSOP and DFNpackages
- Pb-free and RoHS compliant
- Available for extended temperature ranges:- Industrial (I): -40°C to +85°C- Automotive (E): -40°C to +125°C
