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CS82C55A

CS82C55A Description

The CS82C55A is a versatile parallel interface IC chip designed by Renesas Electronics Corporation. This chip is notable for its 24 I/O lines, which can be configured in various modes to suit a wide range of applications. The CS82C55A operates within a temperature range of 0°C to 70°C, making it suitable for use in environments with moderate temperature variations. It features an open-drain output type, which allows for flexible circuit design and compatibility with different voltage levels. The chip is powered by a supply voltage ranging from 4.5V to 5.5V and can source or sink up to 2.5mA per I/O line, providing robust current handling capabilities.

The CS82C55A is housed in a surface-mount package, specifically a Tube, which facilitates easy integration into modern printed circuit board (PCB) designs. It is important to note that this product has been marked as obsolete by the manufacturer, but it remains a valuable component for legacy systems and specific applications where its unique features are required. The chip is classified under ECCN EAR99 and HTSUS 8542.39.0001, indicating its compliance with international trade regulations.

CS82C55A Features

• 24 Programmable I/O Lines: The CS82C55A offers a total of 24 I/O lines, which can be configured in different modes to provide flexible interfacing options. This high number of I/O lines allows for extensive control and data transfer capabilities.
• Open-Drain Output: The open-drain output type enables the chip to interface with a variety of logic families and voltage levels, enhancing its compatibility with different systems.
• Robust Current Handling: With a current handling capability of up to 2.5mA per I/O line, the CS82C55A can drive various types of loads, ensuring reliable operation in diverse applications.
• Wide Operating Temperature Range: The chip operates reliably within a temperature range of 0°C to 70°C, making it suitable for use in environments with moderate temperature variations.
• Surface-Mount Package: The surface-mount package type facilitates easy integration into modern PCB designs, ensuring compatibility with contemporary manufacturing processes.
• Parallel Interface: The parallel interface allows for high-speed data transfer, making the CS82C55A ideal for applications requiring rapid communication between devices.
• Moisture Sensitivity Level (MSL) 3: The chip has an MSL of 3, indicating it can withstand up to 168 hours of exposure to moisture before assembly, ensuring reliability in humid environments.

CS82C55A Applications

The CS82C55A is well-suited for a variety of applications due to its versatile I/O capabilities and robust performance. Some specific use cases include:

• Industrial Control Systems: The high number of I/O lines and robust current handling make the CS82C55A ideal for controlling and interfacing with various industrial devices and sensors.
• Embedded Systems: The chip's flexibility and compatibility with different voltage levels make it a valuable component in embedded systems where multiple peripherals need to be interfaced.
• Communication Interfaces: The parallel interface and programmable I/O lines allow for efficient data transfer, making the CS82C55A suitable for use in communication interfaces and data acquisition systems.
• Legacy Systems: Despite being marked as obsolete, the CS82C55A remains a critical component for maintaining and upgrading legacy systems where its unique features are essential.

Conclusion of CS82C55A

The CS82C55A by Renesas Electronics Corporation is a highly versatile parallel interface IC chip that offers a wide range of programmable I/O lines and robust performance features. Its open-drain output, wide operating temperature range, and surface-mount package make it suitable for a variety of applications, including industrial control systems, embedded systems, and communication interfaces. Although marked as obsolete, the CS82C55A remains a valuable component for specific applications and legacy systems where its unique features are required. Its compliance with international trade regulations and moisture sensitivity level ensures reliability and compatibility in diverse environments.