Microchip Technology

24LC256-E/ST

24LC256-E/ST Description

The 24LC256-E/ST from Microchip Technology is a high-performance 256Kbit (32K x 8) serial EEPROM designed for reliable non-volatile data storage in a wide range of electronic applications. It operates over a 2.5V to 5.5V supply voltage range, making it suitable for both low-power and standard voltage systems. The device features an I2C-compatible interface with a 400 kHz clock frequency, ensuring efficient data transfer. With an access time of 900 ns and a 5ms write cycle time (word or page), it delivers fast read/write performance. The 8-pin TSSOP package offers a compact footprint, ideal for space-constrained designs.

24LC256-E/ST Features

• Memory Capacity: 256Kbit (32K x 8) organized in a byte-addressable format.
• Low Power Operation: Supports 2.5V to 5.5V supply, enabling use in battery-powered devices.
• High-Speed I2C Interface: Up to 400 kHz clock frequency for rapid data transfer.
• Fast Access Time: 900 ns read access ensures quick retrieval of stored data.
• Reliable Write Endurance: Supports 1 million write cycles with 100-year data retention.
• Compact Package: 8-TSSOP surface-mount package for space-efficient PCB layouts.
• Industrial Compliance: ROHS3 and REACH compliant, with MSL 1 (Unlimited) moisture sensitivity.

24LC256-E/ST Applications

The 24LC256-E/ST is ideal for applications requiring non-volatile memory with high endurance and low power consumption, including:

• Consumer Electronics: Smart TVs, set-top boxes, and IoT devices for configuration storage.
• Automotive Systems: Dashboard controls, infotainment, and telemetry logging.
• Industrial Automation: Sensor calibration, parameter storage, and firmware backup.
• Medical Devices: Patient monitoring systems and portable diagnostic equipment.
• Embedded Systems: Microcontroller-based designs needing external EEPROM for data logging.

Conclusion of 24LC256-E/ST

The 24LC256-E/ST stands out as a high-density, low-power EEPROM with fast I2C communication and exceptional endurance, making it a preferred choice for modern electronics. Its wide voltage range, compact form factor, and industrial-grade reliability ensure seamless integration into diverse applications. Whether for consumer, automotive, or industrial use, this EEPROM delivers robust performance and long-term data integrity, reinforcing Microchip Technology’s reputation for high-quality memory solutions.