The AT24C64-10SI-2.7 is a 64-Kbit Electrically Erasable Programmable Read-Only Memory (EEPROM) manufactured by Microchip Technology (formerly Atmel). Organized as 8192 words of 8 bits each, it is a reliable and versatile solution for non-volatile data storage.

Applications

• Embedded Systems: Used in various embedded systems for storing configuration settings, calibration data, and user preferences.
• Consumer Electronics: Employed in consumer products such as TVs, set-top boxes, and audio players for storing channel information, volume settings, and other user-specific data.
• Industrial Control: Utilized in industrial equipment for storing machine parameters, sensor data, and operating logs.
• Medical Devices: Integrated into medical instruments to store patient data, device settings, and calibration values.
• Automotive Applications: Used in automotive electronics for storing vehicle settings, diagnostic information, and other critical data.

Features

• Two-Wire Serial Interface: Employs the I2C serial communication protocol, enabling easy integration with microcontrollers and other I2C-compatible devices.
• Low-Voltage Operation: Operates at 2.7V, suitable for low-power applications.
• 1 MHz Clock Frequency: Supports clock frequencies up to 1 MHz, allowing for fast data transfer rates.
• Write Protect Feature: Provides a hardware write protect pin to prevent accidental data modification.
• Page Write Mode: Offers page write capability, enabling the writing of up to 64 bytes in a single operation, improving write performance.

Benefits

• Non-Volatile Data Storage: Retains data even when power is removed, ensuring reliable storage of critical information.
• Easy Integration: Simplifies system design and reduces development time due to its standard I2C interface and straightforward operation.
• Data Protection: Protects against accidental data loss or corruption with the hardware write protect feature.
• Improved Write Performance: Enables faster data writing with the page write mode, reducing overall system latency.
• Reliable Operation: Provides reliable operation with a high endurance rating and a long data retention time.

Technical Specifications

The AT24C64-10SI-2.7 EEPROM has a typical standby current of less than 1 μA and a write cycle time of 5 ms. It operates over a temperature range of -40°C to +85°C. It is available in various packages, including SOIC and TSSOP.