
Atmel Corporation
Description
The AT24C02A/04A/08A/16A provides 2048/4096/8192/16384 bits of serial electrically erasable and programmable read-only memory (EEPROM) organized as 256/512/1024/2048 words of 8 bits each. The device is optimized for use in many automotive applications where low-power and low-voltage operation are essential.
FEATUREs
• Write Protect Pin for Hardware Data Protection
– Utilizes Different Array Protection Compared to the AT24C02/04/08/16
• Medium-voltage and Standard-voltage Operation
– 5.0 (VCC = 4.5V to 5.5V)
– 2.7 (VCC = 2.7V to 5.5V)
• Internally Organized 256 x 8 (2K), 512 x 8 (4K), 1024 x 8 (8K) or 2048 x 8 (16K)
• Two-wire Serial Interface
• Schmitt Trigger, Filtered Inputs for Noise Suppression
• Bidirectional Data Transfer Protocol
• 400 kHz (2.7V, 5V) Clock Rate
• 8-byte Page (2K), 16-byte Page (4K, 8K, 16K) Write Modes
• Partial Page Writes Allowed
• Self-timed Write Cycle (5 ms Max)
• High Reliability
– Endurance: One Million Write Cycles
– Data Retention: 100 Years
• Automotive Grade, Extended Temperature, and Lead-Free/Halogen-Free
Devices Available
• 8-lead PDIP, 8-lead JEDEC SOIC, and 8-lead TSSOP Packages