CAT24C21 - 1-kb Dual Mode Serial EEPROM
The CAT24C21 is a 1-kb Serial CMOS EEPROM internally organized as 128 words of 8 bits each.
The device complies with the Video Electronics Standard Association's (VESA™), Display Data Channel (DDC™) standards for "Plug-and-Play" monitors.
The "transmitonly" mode (DDC1™) is controlled by the VCLK clo
CAT24C21 Features
* s DDC1TM/DDC2TM interface compliant for s Low power CMOS technology s 1,000,000 program/erase cycles s 100 year data retention H GEN FR ALO EE LE A D F R E ETM monitor identification s 400 kHz I2C bus compatible
* s 2.5 to 5.5 volt operation s 16-byte page write buffer s Hardware write prot
