AT24C512SC is a serial electrically erasable and programmable read-only memory (EEPROM) with the features of low power and low voltage operation. It provides 524,288 bits of storage space organized into 65,536 words of 8 bits each. This device is suitable for smart card applications, with high reliability and compatibility.
The AT24C512SC is a 512K (65,536 x 8) serial electrically erasable and programmable read-only memory (EEPROM) optimized for smart card applications. It offers low-voltage and standard-voltage operation, with versions supporting 2.7V to 5.5V. The device is available in a standard ISO 7816 smart card module as well as standard IC packages like PDIP, SOIC, EIAJ, and LAP.
| Memory Capacity | 512K (65,536 x 8) |
|---|---|
| Data Retention | 40 Years |
| Endurance | 100,000 Write Cycles |
| Clock Frequency (5V) | 1 MHz |
| Clock Frequency (2.7V) | 400 kHz |
| Write Cycle Time | 10 ms |
| Supply Voltage (Low) | 2.7V to 5.5V |
| Supply Voltage (Standard) | 4.5V to 5.5V |
| Page Write Mode | 128-byte |
The device is internally organized as 512 pages of 128 bytes each, requiring a 16-bit data word address for random word addressing.
The typical write cycle time is 5 ms, though the maximum specified time is 10 ms.