The Microchip 24LC02BT-I/SN: A Robust 2-Wire Serial EEPROM Solution

In the realm of embedded systems and electronics, reliable non-volatile memory is a cornerstone for data storage and configuration settings. The Microchip 24LC02BT-I/SN stands out as a premier solution in this category, offering designers a dependable and efficient method for storing critical information. This 2-Kbit Electrically Erasable Programmable Read-Only Memory (EEPROM) is housed in a compact 8-lead SOIC package, making it an ideal choice for space-constrained applications.

A key feature of this memory chip is its utilization of the I²C (Inter-Integrated Circuit) protocol, also known as a 2-wire serial interface. This design drastically reduces the number of pins required for communication, requiring only a serial data line (SDA) and a serial clock line (SCL) to interface with a microcontroller. This simplicity not only simplifies board layout but also minimizes power consumption, which is crucial for battery-powered devices. The device supports a clock frequency of up to 400 kHz, enabling efficient data transfer rates for a wide array of applications, from consumer electronics to industrial systems.

The 24LC02BT-I/SN provides a organized as 256 x 8 bits of memory. It boasts a high degree of endurance, capable of supporting 1,000,000 erase/write cycles, ensuring data integrity and longevity even in applications requiring frequent updates. Furthermore, data retention is specified at over 200 years, guaranteeing that information remains secure for the lifetime of the product. The chip operates over a broad voltage range (1.7V to 5.5V), enhancing its versatility across different power domains.

Built-in write protection is achieved through the use of the WP (Write Protect) pin. When this pin is tied to VCC, the entire memory array is hardware protected from inadvertent write operations, adding a critical layer of data security. The device also features page write capability for up to 16 bytes of data, allowing for faster programming compared to writing single bytes.

In summary, the Microchip 24LC02BT-I/SN is an exemplary serial EEPROM, combining a minimal footprint, low power operation, and robust data retention. Its adherence to the ubiquitous I²C standard makes it a versatile and easy-to-implement component for designers worldwide.

ICGOOODFIND: The Microchip 24LC02BT-I/SN is a highly efficient and reliable 2-wire serial EEPROM, prized for its I²C interface, low power consumption, exceptional endurance and retention, and built-in hardware write protection, making it a top choice for diverse embedded applications.

Keywords: EEPROM, I²C Interface, Non-volatile Memory, Low Power Consumption, Hardware Write Protection