Product Overview: CDCE421RGETG4 from Texas Instruments

The CDCE421RGETG4 is a highly versatile clock synthesizer and jitter cleaner product designed and manufactured by Texas Instruments. This advanced integrated circuit (IC) is engineered to provide high-quality clock signals for a wide range of applications, including telecommunications, networking, and digital media. With its precision timing capabilities, the CDCE421RGETG4 is an essential component for systems requiring reliable and stable clock sources.

Key Features

• Low Jitter Performance: The CDCE421RGETG4 is designed to deliver low jitter clock outputs, ensuring high-quality signal integrity for sensitive applications.
• Flexible Configuration: This device offers a programmable PLL (Phase-Locked Loop) that allows users to tailor the output frequency to their specific needs. It can generate multiple frequencies from a single reference clock, making it a versatile solution for various designs.
• Multiple Outputs: The IC provides multiple clock outputs, which can be configured independently, allowing for simultaneous support of different subsystems within the same application.
• EEPROM Memory: With integrated EEPROM, the CDCE421RGETG4 can store user-defined configurations, enabling the device to automatically load settings upon power-up.
• Power Supply: It operates from a single 3.3V supply, making it compatible with a wide range of digital systems.
• Packaging: The product comes in a compact 24-VQFN (RGE) package, which is ideal for space-constrained applications.

Applications

The CDCE421RGETG4 is suitable for use in various applications that require precise and stable clock signals. These include:

• Networking equipment such as routers, switches, and base stations
• Telecommunication infrastructure
• Digital video and audio broadcasting systems
• Test and measurement equipment
• High-performance computing and data storage systems

Technical Specifications

With a broad operating temperature range and the ability to support both LVCMOS and LVDS output levels, the CDCE421RGETG4 is a highly adaptable solution that meets the stringent requirements of modern electronic systems. Its programmability and built-in features make it an excellent choice for designers looking to optimize their clock tree design while minimizing component count and complexity.