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7142LA55J

7142LA55J Description

The 7142LA55J is a high-performance Static Random Access Memory (SRAM) IC chip manufactured by Renesas Electronics Corporation. This 16Kbit SRAM device is organized as 2K x 8, offering a parallel memory interface for efficient data transfer. It features a 55 ns access time and a5 5 ns write cycle time, ensuring rapid read and write operations. The memory is volatile, meaning it requires a continuous power supply to retain data, with an operating voltage range of 4.5V to 5.5V. The 7142LA55J is designed for surface mount applications and is housed in a tube package, making it suitable for various industrial and commercial electronics systems. It operates within a temperature range of 0°C to 70°C (TA) and has a moisture sensitivity level (MSL) of 3, allowing for a 168-hour exposure time.

7142LA55J Features

• Memory Organization: 2K x 8, providing a total memory size of 16Kbit.
• Access Time: 55 ns, ensuring fast data retrieval.
• Write Cycle Time: 55 ns for both word and page operations, facilitating quick data writes.
• Memory Interface: Parallel, enabling efficient data transfer with minimal latency.
• Operating Temperature: 0°C to 70°C (TA), making it suitable for a wide range of environmental conditions.
• Voltage - Supply: 4.5V to 5.5V, providing flexibility in power supply requirements.
• Mounting Type: Surface Mount, ideal for compact and high-density PCB designs.
• Package: Tube, ensuring robust handling and storage.
• Moisture Sensitivity Level (MSL): 3 (168 Hours), enhancing reliability in humid environments.
• ECCN: EAR99, indicating compliance with export regulations.
• REACH Status: REACH Unaffected, ensuring compliance with environmental and safety regulations.

7142LA55J Applications

The 7142LA55J is well-suited for applications requiring high-speed, volatile memory solutions. Its fast access and write times make it ideal for real-time data processing and storage tasks. Some specific use cases include:

• Industrial Control Systems: Where rapid data access and reliability are critical.
• Telecommunications: For temporary storage of data in communication devices.
• Consumer Electronics: In devices that require quick data retrieval and processing, such as gaming consoles and digital cameras.
• Embedded Systems: For temporary data storage in microcontroller-based applications.
• Automotive Electronics: For onboard systems that require fast and reliable memory.

Conclusion of 7142LA55J

The 7142LA55J from Renesas Electronics Corporation is a versatile and high-performance SRAM IC chip. Its fast access and write times, combined with a robust package and wide operating temperature range, make it suitable for a variety of demanding applications. While the product is now obsolete, it remains a reliable choice for existing systems and legacy designs. For new projects, engineers may consider exploring alternative models from Renesas or other manufacturers that offer similar or enhanced features. The 7142LA55J continues to be a testament to Renesas' commitment to providing high-quality, reliable memory solutions for the electronics industry.