The AT24C04NSU18 is a high-performance, 4-Kbit Electrically-Erasable Programmable Read-Only Memory (EEPROM) device from Microchip Technology. Designed to deliver reliable data storage and retrieval in a wide array of applications, this EEPROM device is a staple in the world of digital memory solutions.

Key Features

• Memory Capacity: The AT24C04NSU18 provides 4 Kbits (512 bytes) of memory, organized as 2 blocks of 256 x 8-bit each, allowing for efficient data management.
• Interface: It features a two-wire serial interface, supporting the I2C protocol for simple integration into existing systems with minimal pin usage.
• Operating Voltage: This device operates within a voltage range of 1.8V to 5.5V, making it versatile for various low-voltage applications.
• Write Protect: A hardware write protect feature is included to prevent accidental data overwrites, ensuring data integrity.
• High Reliability: With a high write endurance of one million write cycles and a data retention period of 100 years, the AT24C04NSU18 is built to last.
• Speed: It supports a clock frequency of up to 1 MHz, enabling fast data transfer rates that are essential for high-performance requirements.
• Small Form Factor: The device comes in an 8-lead JEDEC SOIC, 8-lead TSSOP, and 8-ball dBGA2 packages, suitable for space-constrained applications.

Applications

The AT24C04NSU18 is ideal for a variety of applications where reliable and persistent data storage is required. It is commonly used in:

• Smart cards
• Portable devices
• Medical devices
• Industrial and automotive systems
• Consumer electronics

Conclusion

With its robust design, compatibility with I2C bus protocols, and a wide voltage range, the AT24C04NSU18 from Microchip Technology represents a smart choice for designers looking for a reliable EEPROM solution. Whether for mass storage or configuration parameters, this memory device provides the performance and flexibility needed for modern electronic systems.