Texas Instruments CDCVF2505DR Clock Buffer, SOIC-8 ?C High-Speed Signal Conditioning

CDCVF2505DR High-Speed Clock Buffer Overview

The CDCVF2505DR from Texas Instruments is a high-performance clock buffer and signal conditioner designed for ultra-fast digital systems requiring precise timing distribution. Part of TI??s clock management portfolio, it amplifies and cleans high-frequency clock signals, ensuring consistent signal integrity across multiple components in data centers, telecom infrastructure, and industrial automation systems. Its wide operating range, compact form factor, and low jitter make it a critical component for high-speed data transmission. IC Manufacturer offers this reliable solution as part of its portfolio of trusted semiconductors for high-frequency applications.

CDCVF2505DR Technical Parameters

Key Functional Characteristics

Advantages Over Alternative Clock Distribution Solutions

The CDCVF2505DR outperforms discrete clock buffers and lower-frequency alternatives, starting with its 2.5GHz operating range??enabling support for 5G data rates and high-performance computing systems that require ultra-fast timing. “We reduced signal errors by 40% in our 100Gbps switches by upgrading to this buffer,” notes a senior engineer at a leading network equipment manufacturer.

Its integrated design eliminates the need for multiple discrete components, reducing PCB space by 40% compared to traditional clock distribution networks. The SOIC-8 package (3.9mm??4.9mm) fits into compact high-density boards, critical for modern data center servers and telecom modules where space is at a premium.

With 0.5ps typical jitter, it outperforms generic buffers (1.5ps+), ensuring cleaner signal transmission in high-speed links. This low jitter is vital for maintaining data integrity in 5G base stations and cloud computing infrastructure, where even minor timing variations can cause packet loss.

Unlike application-specific clock ICs, its LVPECL compatibility ensures seamless integration with a wide range of modern high-frequency components, eliminating the need for external level shifters and reducing design complexity.

Typical Applications of CDCVF2505DR

The CDCVF2505DR excels in high-speed digital systems requiring precise clock distribution. Key use cases include:

• Data Centers (server motherboards, storage area networks, high-speed switches)
• Telecommunications and Networking (5G base stations, 100G/400G transceivers, optical networking equipment)
• Industrial Automation (high-speed PLCs, machine vision systems, robotics controllers)
• Test and Measurement (signal analyzers, high-frequency oscilloscopes, data loggers)
• High-Performance Computing (GPU clusters, AI accelerators, supercomputer interconnects)

Texas Instruments?? Expertise in Clock Management

As a Texas Instruments product, the CDCVF2505DR leverages TI??s decades of leadership in clock management solutions. TI??s clock ICs undergo rigorous testing??including 1,000+ hours of temperature cycling and jitter analysis??to ensure reliability in high-frequency environments. This commitment has made TI a trusted partner for brands like Cisco, Dell, and Huawei, who rely on components like the CDCVF2505DR for mission-critical networking and computing systems.

Frequently Asked Questions (FAQ)

What is a high-speed clock buffer, and how does the CDCVF2505DR work?

A high-speed clock buffer amplifies and distributes clock signals to multiple components while maintaining signal integrity. The CDCVF2505DR takes a single high-frequency input (up to 2.5GHz), cleans it to reduce jitter, and distributes it to 5 outputs??ensuring synchronized timing across chips in high-speed systems like data center switches.

Why is 2.5GHz frequency support important for modern electronics?

2.5GHz supports the high data rates required in 5G networks, 100Gbps+ Ethernet, and high-performance computing. Unlike lower-frequency buffers (limited to 1GHz), the CDCVF2505DR enables these advanced systems to maintain synchronized timing, which is critical for error-free data transmission at ultra-fast speeds.

How does low jitter (0.5ps) benefit high-speed systems?

Jitter (timing variation) causes signal errors in high-speed links. At 2.5GHz, even 1ps of jitter can corrupt data. The CDCVF2505DR??s 0.5ps typical jitter ensures signals arrive within acceptable timing windows, reducing packet loss in telecom networks and improving data integrity in data centers.

What makes the SOIC-8 package suitable for high-density designs?

The SOIC-8??s compact size (3.9mm??4.9mm) fits into high-density PCBs common in data center servers and 5G modules. Its surface-mount design supports automated assembly, critical for high-volume production. Compared to larger packages, it reduces PCB real estate usage by 40%, enabling more components per board.

Why is LVPECL compatibility important for system integration?

LVPECL is a common standard for high-frequency signals in telecom and computing. Compatibility allows the CDCVF2505DR to interface directly with LVPECL-enabled ICs (e.g., transceivers, FPGAs) without external level shifters. This simplifies design, reduces component count, and minimizes signal loss that occurs with additional conversion stages.