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AT24C21

ATMEL Corporation
Part Number AT24C21
Manufacturer ATMEL Corporation
Description 2-Wire Serial EEPROM
Published Mar 24, 2005
Detailed Description Features • 2-wire Serial Interface • Schmitt Trigger, Filtered Inputs For Noise Suppression • DDC1™/ DDC2™ Interface Com...
Datasheet PDF File AT24C21 PDF File

AT24C21
AT24C21

Overview
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) Compatibility • 8-byte Page Write Mode • Write Protection Available • Self-timed Write Cycle (10 ms max) • High Reliability – Endurance: 1 Million Write Cycles – Data Retention: 100 Years • 8-lead PDIP and 8-lead JEDEC SOIC Packages Description 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...


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