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STK22C48-NF25

STK22C48-NF25 Description

The STK22C48-NF25 is a 16Kbit Non-Volatile Static Random Access Memory (NVSRAM) IC designed for high-performance applications requiring reliable data storage and quick access times. Manufactured by Infineon Technologies, this memory IC chip features a parallel memory interface and is housed in a surface mount 28SOIC package. The STK22C48-NF25 operates within a voltage range of 4.5V to 5.5V and supports an operating temperature range of 0°C to 70°C (TA). With an access time of 25ns and a write cycle time of 25ns, this NVSRAM ensures rapid data read and write operations. The memory is organized as 2K x 8, providing a balanced combination of memory size and data width suitable for various embedded systems.

STK22C48-NF25 Features

• Memory Size and Organization: The STK22C48-NF25 offers a memory size of 16Kbit, organized as 2K x 8, which is ideal for applications requiring moderate memory capacity with efficient data handling.
• Fast Access and Write Times: With an access time of 25ns and a write cycle time of 25ns, this NVSRAM ensures minimal latency in data retrieval and storage, enhancing overall system performance.
• Parallel Interface: The parallel memory interface allows for high-speed data transfer, making it suitable for applications where data throughput is critical.
• Wide Operating Voltage Range: The STK22C48-NF25 operates within a voltage range of 4.5V to 5.5V, providing flexibility in power supply requirements.
• Surface Mount Packaging: The surface mount 28SOIC package ensures easy integration into compact and space-constrained designs.
• Moisture Sensitivity Level: With an MSL of 3 (168 hours), the STK22C48-NF25 is suitable for environments with moderate humidity levels, ensuring reliability during manufacturing and storage.
• Compliance: The STK22C48-NF25 is REACH unaffected and RoHS3 compliant, meeting environmental and safety standards for electronics manufacturing.

STK22C48-NF25 Applications

The STK22C48-NF25 is well-suited for a variety of applications that require non-volatile memory with fast access times. Some specific use cases include:

• Embedded Systems: Ideal for embedded systems where reliable data storage and quick access are essential, such as in industrial control systems, automotive electronics, and medical devices.
• Data Logging: Suitable for applications that require frequent data logging and retrieval, ensuring data integrity even in the event of power loss.
• Communication Systems: Can be used in communication systems where rapid data access and storage are necessary for efficient operation.
• Consumer Electronics: Applicable in consumer electronics where non-volatile memory is required for storing critical data, such as in smart meters and home automation systems.

Conclusion of STK22C48-NF25

The STK22C48-NF25 NVSRAM IC from Infineon Technologies is a robust solution for applications requiring reliable non-volatile memory with fast access times. Its 16Kbit memory size, organized as 2K x 8, provides a balanced combination of capacity and data width, making it suitable for a range wide of embedded systems. The parallel interface and fast access/write times ensure high-speed data transfer, enhancing overall system performance. The surface mount 28SOIC package and wide operating voltage range offer flexibility in design and integration. Compliance with REACH and RoHS3 standards ensures that the STK22C48-NF25 meets environmental and safety requirements for modern electronics manufacturing. While the product is marked as obsolete, it remains a reliable choice for existing designs and legacy systems where its unique features and performance benefits are still highly valued.