Texas Instruments CDCVF2505PWR Clock Buffer, TSSOP-8 ?C 2.5GHz Signal Distribution

CDCVF2505PWR Ultra-Compact High-Speed Clock Buffer Overview

The CDCVF2505PWR from Texas Instruments is a high-performance clock buffer and signal conditioner engineered 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 compact TSSOP package, wide operating range, 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.

CDCVF2505PWR Technical Parameters

Key Functional Characteristics

Advantages Over Alternative Clock Distribution Solutions

The CDCVF2505PWR outperforms discrete clock buffers and larger-package alternatives, starting with its ultra-compact TSSOP-8 design (3.0mm??3.0mm)??50% smaller than SOIC-8 options. This makes it ideal for space-constrained 5G modules and dense server motherboards. “We reduced PCB area by 35% in our 400G transceivers by switching to this TSSOP buffer,” notes a senior engineer at a leading telecom equipment manufacturer.

Its 2.5GHz operating range supports the ultra-fast data rates required in 5G base stations and high-performance computing, outpacing lower-frequency buffers (limited to 1GHz) that cannot keep up with modern standards. This ensures compatibility with next-gen systems, future-proofing designs.

With 0.5ps typical jitter, it outperforms generic buffers (1.5ps+) by 66%, minimizing signal distortion in high-speed links. This precision is critical for maintaining data integrity in data centers, where even minor timing variations can cause costly packet loss.

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

Typical Applications of CDCVF2505PWR

The CDCVF2505PWR excels in high-speed digital systems requiring compact, low-jitter clock distribution. Key use cases include:

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

Texas Instruments?? Expertise in Clock Management

As a Texas Instruments product, the CDCVF2505PWR 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 CDCVF2505PWR for mission-critical networking and computing systems.

Frequently Asked Questions (FAQ)

What is a high-speed clock buffer, and how does the CDCVF2505PWR work?

A high-speed clock buffer amplifies and distributes clock signals to multiple components while preserving signal integrity. The CDCVF2505PWR 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 systems like 5G transceivers and data center switches.

Why is 2.5GHz frequency support important for modern electronics?

2.5GHz supports the ultra-fast data rates required in 5G networks (up to 100Gbps+), high-performance computing, and next-gen Ethernet. Unlike lower-frequency buffers, the CDCVF2505PWR enables these systems to maintain precise timing, which is critical for error-free data transmission at speeds where even nanosecond delays cause issues.

How does the TSSOP-8 package benefit compact designs?

The TSSOP-8??s tiny footprint (3.0mm??3.0mm) fits into space-constrained PCBs like 5G modules and dense server boards. Its thin profile (1.1mm) and tight pin spacing enable denser layouts, allowing engineers to pack more functionality into limited space. Automated assembly support also streamlines high-volume production.

What role does low jitter (0.5ps) play in high-speed systems?

Jitter (random timing variation) corrupts signals in high-speed links. At 2.5GHz, a single bit period is just 400ps, so even small jitter can cause bits to overlap. The CDCVF2505PWR??s 0.5ps jitter ensures signals arrive within acceptable timing windows, reducing errors in 5G networks and improving data integrity in data centers.

Why is LVPECL compatibility important for system integration?

LVPECL is a common standard for high-frequency signals in telecom and computing, used by transceivers, FPGAs, and processors. Compatibility allows the CDCVF2505PWR to interface directly with these components without external level shifters, simplifying design, reducing component count, and minimizing signal loss from extra conversion stages.