Texas Instruments

CDCF2509PWR

CDCF2509PWR Description

The CDCF2509PWR is a high-performance clock driver IC designed by Texas Instruments, specifically tailored for memory and DRAM DIMM applications. This device is part of the Clock/Timing ICs category and is housed in a 24-TSSOP package, making it suitable for surface mount applications. The CDCF2509PWR operates within a supply voltage range of 3V to 3.6V and is capable of handling a maximum frequency of 140MHz. It features a PLL (Phase-Locked Loop) which ensures precise clock generation and distribution, crucial for maintaining synchronization in high-speed memory systems.

CDCF2509PWR Features

• PLL Integration: The inclusion of a PLL ensures stable and accurate clock generation, minimizing jitter and phase noise, which are critical for high-speed memory operations.
• Wide Operating Temperature Range: The CDCF2509PWR operates reliably within a temperature range of 0°C to 85°C, making it suitable for a variety of industrial and commercial applications.
• Input/Output Configuration: The device has a 1:9 input-to-output ratio, providing flexibility in clock distribution. It supports clock inputs and outputs, facilitating efficient signal routing and synchronization.
• Surface Mount Compatibility: The surface mount mounting type ensures ease of integration into modern PCB designs, enhancing reliability and reducing the risk of mechanical stress.
• Compliance and Standards: The CDCF2509PWR is REACH unaffected and ROHS3 compliant, ensuring it meets the stringent environmental and safety standards required in the electronics industry.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the device is highly resistant to moisture, reducing the risk of damage during manufacturing and storage processes.

CDCF2509PWR Applications

The CDCF2509PWR is ideally suited for applications requiring precise clock distribution and synchronization, particularly in memory and DRAM DIMM systems. Its high-frequency capability and PLL integration make it a reliable choice for high-speed data processing and memory management. Specific use cases include:

• Memory Modules: Ideal for use in DDR, DDR2, and DDR3 memory modules where accurate clock distribution is essential for performance.
• High-Speed Data Processing: Suitable for applications involving high-speed data transfer and processing, such as servers and data centers.
• Industrial Control Systems: The wide operating temperature range and robust design make it suitable for industrial environments where reliability and precision are paramount.

Conclusion of CDCF2509PWR

The CDCF2509PWR from Texas Instruments is a robust and versatile clock driver IC designed to meet the demanding requirements of modern memory and DRAM DIMM systems. Its integrated PLL, wide operating temperature range, and compliance with industry standards make it a reliable choice for high-speed applications. While it is not recommended for new designs, the CDCF2509PWR remains a valuable component for existing systems requiring precise clock distribution and synchronization.