Texas Instruments

CDC950DGG

CDC950DGG Description

The CDC950DGG is a clock/frequency synthesizer from Texas Instruments, designed to offer precise timing solutions in various electronic systems. This device is housed in a 48-pin TSSOP package and is part of the CDC950 family. It features a phase-locked loop (PLL) with bypass capabilities, allowing for flexible and reliable clock generation. The CDC950DGG supports a wide range of input sources, including both clock and crystal inputs, making it versatile for different applications. It operates within a supply voltage range of 3.135V to 3.465V and is capable of generatingOS CM and HSCL outputs. The device is designed to operate within an industrial temperature range of 0°C to 85°C, ensuring robust performance in various environments.

CDC950DGG Features

• Programmability and Status: The CDC950DGG is not verified for DigiKey programmability and is currently marked as obsolete. However, its advanced features make it a valuable component for existing systems.
• PLL with Bypass: The device includes a phase-locked loop with bypass functionality, providing flexibility in clock generation and synchronization.
• Input Options: Supports both clock and crystal inputs, offering versatility in system design.
• Supply Voltage Range: Operates within a supply voltage range of 3.135V to 3.465V, ensuring compatibility with various power supply configurations.
• Output Types: Generates CMOS and HSCL outputs, suitable for a wide range of electronic applications.
• Compliance and Sensitivity: The CDC950DGG is REACH unaffected and ROHS3 compliant, ensuring environmental and regulatory standards are met. It also has a moisture sensitivity level (MSL) of 2 (1 Year), making it suitable for surface-mount applications.
• Frequency and Ratio: Capable of operating at a maximum frequency of 133MHz and supports a 1:20 input-to-output ratio, providing precise frequency synthesis.
• Differential Capabilities: Features non-differential input and differential output capabilities, enhancing signal integrity and performance.
• Mounting and Packaging: Surface-mount type with a tube package, ensuring ease of integration into modern PCB designs.

CDC950DGG Applications

The CDC950DGG is ideal for applications requiring precise clock generation and synchronization. Its wide input voltage range and support for both clock and crystal inputs make it suitable for a variety of electronic systems, including:

• Telecommunications: Used in base stations, switches, and other communication infrastructure where reliable clocking is essential.
• Data Centers: Provides accurate timing for servers, switches, and other networking equipment.
• Industrial Control Systems: Ensures precise timing for PLCs, automation systems, and other industrial applications.
• Consumer Electronics: Suitable for devices requiring high-frequency clock generation, such as routers, modems, and set-top boxes.

Conclusion of CDC950DGG

The CDC950DGG from Texas Instruments is a robust clock/frequency synthesizer designed to meet the demanding requirements of modern electronic systems. Its wide range of features, including PLL with bypass, versatile input options, and compliance with environmental standards, make it a reliable choice for various applications. Despite being marked as obsolete, the CDC950DGG remains a valuable component for existing systems and new designs requiring precise timing solutions.