AT24C21 Datasheet - ATMEL Corporation

AT24C21 - 2-Wire Serial EEPROM

The AT24C21 provides 1024 bits of serial electrically erasable and programmable read only memory (EEPROM) organized as 128 words of 8 bits each. The device is optimized for use in applications requiring data storage and serial transmission of configuration and control information. The AT24C21 featur.

AT24C21 Features

* 2-wire Serial Interface

* Schmitt Trigger, Filtered Inputs For Noise Suppression

* DDC1™/ DDC2™ Interface Compliant for Monitor Identification

* Low-voltage Operation

* 2.5 (VCC = 2.5V to 5.5V)

* Internally Organized 128 x 8

* 100 kHz (2.5V)

AT24C21_ATMELCorporation.pdf