Microchip Technology 24LCS21A-I/SN

The Microchip Technology 24LCS21A-I/SN is a high-performance, serial EEPROM device that offers a robust storage solution for advanced microcontroller-based systems. This EEPROM (Electrically Erasable Programmable Read-Only Memory) is designed to provide a reliable and flexible non-volatile memory storage that can be utilized in a wide range of electronic applications, from consumer electronics to industrial control systems.

Key Features

• Memory Size: The 24LCS21A-I/SN comes with a 1 Kbit memory size, which is organized as 128 x 8 bits, suitable for storing configuration parameters, calibration data, or small application logs.
• Interface: This device communicates via a two-wire serial I²C (Inter-Integrated Circuit) bus interface, which is widely used for its simplicity and efficiency in connecting multiple devices with minimal pin usage.
• Supply Voltage: It operates at a voltage range of 2.5V to 5.5V, making it versatile for both low-power and standard applications.
• Temperature Range: Designed for a wide operating temperature range, the 24LCS21A-I/SN can function reliably between -40°C to +85°C, ensuring stability across various environmental conditions.
• Packaging: The device is available in an 8-pin SOIC (Small Outline Integrated Circuit) package, which is suitable for surface-mount technology (SMT) and occupies minimal board space.
• Write Cycle Time: It features a maximum write cycle time of 5 ms, providing efficient data handling and fast write operations for time-sensitive applications.
• Endurance: The EEPROM boasts a high endurance with a minimum of one million write cycles, ensuring a long operational lifespan for the memory.
• Data Retention: It offers a data retention period of over 200 years, which is ideal for applications where data integrity over an extended period is crucial.

The 24LCS21A-I/SN EEPROM by Microchip Technology is a perfect solution for designers looking for a compact, high-endurance, and low-power non-volatile memory component. Its robust feature set ensures that it can meet the demands of a variety of applications, providing a reliable way to store critical data that must be preserved between power cycles.

Applications

Typical applications for the 24LCS21A-I/SN include, but are not limited to, device configuration storage, real-time clock storage, small parameter logs in consumer electronics, industrial automation systems, medical devices, and automotive electronics where long-term data retention and device reliability are paramount.