Renesas Electronics Corporation

7142LA4J

7142LA4J Description

The 7142LA4J is an integrated circuit (IC) SRAM (Static Random Access Memory) developed by Renesas Electronics Corporation. This memory IC chip is designed for a wide range of applications requiring reliable and fast data storage solutions. The 7142LA4J features a memory organization of 2K x 8, providing a total memory size of 16Kbit. It operates within a temperature range of 0°C to 70°C (TA) and supports a supply voltage of 4.5V to 5.5V. The memory interface is parallel, ensuring efficient data transfer rates. The chip is surface mountable, making it suitable for modern PCB designs. Despite its obsolescence, the 7142LA4J remains a reliable choice for applications where its specific features are required.

7142LA4J Features

• Memory Organization: The 7142LA4J features a 2K x 8 memory organization, offering a total memory size of 16Kbit. This configuration is ideal for applications requiring a moderate amount of memory with fast access times.
• Operating Temperature: The chip operates reliably within a temperature range of 0°C to 70°C (TA), making it suitable for a variety of industrial and consumer applications.
• Memory Interface: The parallel memory interface ensures high-speed data transfer, critical for applications requiring rapid read and write operations.
• Mounting Type: Surface mount technology (SMT) allows for compact and efficient integration into modern printed circuit board (PCB) designs.
• Memory Type: The 7142LA4J is a volatile memory type, meaning it retains data only while power is supplied. This characteristic is beneficial for applications where data is frequently updated and temporary storage is required.
• Voltage - Supply: The chip operates within a supply voltage range of 4.5V to 5.5V, ensuring compatibility with standard power supplies and reducing the need for additional voltage regulation components.
• Package: The 7142LA4J is available in a tube package, facilitating easy handling and storage during manufacturing processes.
• Manufacturer: Renesas Electronics Corporation, a leading provider of advanced semiconductor solutions, ensures the 7142LA4J meets high standards of quality and reliability.

7142LA4J Applications

The 7142LA4J is well-suited for a variety of applications due to its reliable performance and specific feature set. Some ideal use cases include:

• Embedded Systems: The 7142LA4J's fast access times and moderate memory size make it suitable for embedded systems requiring temporary data storage and quick processing capabilities.
• Industrial Control: Its wide operating temperature range and reliable performance make it ideal for industrial control applications where consistent operation is crucial.
• Consumer Electronics: The chip's parallel interface and surface mount design allow for efficient integration into consumer electronics, providing temporary storage for data processing tasks.
• Telecommunications: The 7142LA4J can be used in telecommunications equipment for buffering and temporary data storage, ensuring smooth operation and data integrity.

Conclusion of 7142LA4J

The 7142LA4J, despite being an obsolete product, remains a reliable and efficient choice for applications requiring a moderate amount of fast-access memory. Its specific features, such as the 2K x 8 memory organization, parallel interface, and surface mount design, make it a versatile component for various industrial and consumer applications. While newer alternatives may offer additional features, the 7142LA4J continues to provide dependable performance and is well-suited for applications where its unique characteristics are required.