Texas Instruments

CDC340DWR

CDC340DWR Description

The CDC340DWR is a fanout buffer (distribution) IC designed by Texas Instruments, featuring a 1:8 input-to-output ratio and a maximum operating frequency of 80 MHz. This IC is packaged in a 20-lead SOIC (Small Outline Integrated Circuit) format and is suitable for surface mount applications. It operates within a temperature range of 0°C to 70°C and is powered by a supply voltage between 4.75V and 5.25V. The CDC340DWR is designed to handle TTL (Transistor-Transistor Logic) inputs and outputs, making it ideal for digital signal distribution in various electronic systems. Despite its obsolete status, the CDC340DWR remains a reliable choice for applications requiring robust clock signal distribution.

CDC340DWR Features

• Operating Temperature Range: 0°C to 70°C, ensuring stable performance across a wide range of ambient conditions.
• ECCN Classification: EAR99, indicating compliance with export regulations.
• Input-to-Output Ratio: 1:8, allowing for efficient signal distribution to multiple destinations.
• Differential Signaling: No differential signaling, simplifying design and reducing complexity.
• Mounting Type: Surface mount, compatible with modern PCB assembly techniques.
• Product Status: Obsolete, but still available for legacy systems and specific applications.
• Type: Fanout Buffer (Distribution), ideal for distributing clock signals to multiple points.
• Input and Output Logic: TTL, ensuring compatibility with a wide range of digital systems.
• Supply Voltage: 4.75V to 5.25V, providing flexibility in power supply design.
• REACH Status: REACH Unaffected, ensuring compliance with chemical safety regulations.
• HTSUS Code: 8542.39.0001, facilitating accurate customs classification.
• Package Type: Tape & Reel (TR), suitable for automated pick-and-place assembly processes.
• Number of Circuits: 1, focusing on single-channel distribution.
• Maximum Frequency: 80 MHz, suitable for high-speed clock signal distribution.
• RoHS Compliance: ROHS3 Compliant, ensuring environmental safety and regulatory compliance.
• Moisture Sensitivity Level (MSL): 1 (Unlimited), indicating low sensitivity to moisture, ideal for storage and handling.

CDC340DWR Applications

The CDC340DWR is particularly suited for applications requiring high-speed clock signal distribution. Its 1:8 fanout capability makes it ideal for distributing clock signals to multiple components within a system, ensuring synchronized operation. Some specific use cases include:

• Digital Systems: Distributing clock signals in digital systems such as microprocessors, FPGAs, and other digital circuits.
• Telecommunications: Providing clock distribution in telecommunication equipment, ensuring precise timing for data transmission.
• Industrial Automation: Ensuring synchronized operation of multiple components in industrial control systems.
• Test and Measurement Equipment: Distributing clock signals in test and measurement devices, maintaining precise timing for accurate measurements.
• Legacy Systems: Supporting older systems that require a reliable and robust clock distribution solution.

Conclusion of CDC340DWR

The CDC340DWR from Texas Instruments is a versatile and reliable fanout buffer IC, designed for high-speed clock signal distribution. Despite its obsolete status, its robust performance and compatibility with TTL logic make it a valuable component for various applications. Its surface mount packaging and wide operating temperature range ensure ease of integration and reliable operation in diverse environments. The CDC340DWR remains a solid choice for engineers and designers seeking a dependable clock distribution solution for their digital systems.