The MPC949 is a high-performance zero delay buffer (ZDB) designed for clock distribution applications. Manufactured by Freescale Semiconductor - NXP, this device is specifically engineered to minimize clock skew and jitter, ensuring reliable clock signals throughout a system. The MPC949 is a key component in systems requiring precise timing, such as networking equipment, servers, and high-speed data acquisition systems.

Applications

• Networking equipment (routers, switches, hubs)
• Servers and workstations
• High-speed data acquisition systems
• Clock distribution networks
• Telecommunications infrastructure

Features

• Zero delay buffer (ZDB) architecture
• Low output skew
• Low additive jitter
• Operating frequency up to 200 MHz
• 3.3V power supply
• Multiple output options (e.g., LVCMOS)
• Output Enable Control

Benefits

• Improved system performance: By minimizing clock skew and jitter, the MPC949 ensures accurate timing, leading to increased system throughput and reliability.
• Reduced design complexity: The ZDB architecture simplifies clock distribution design, reducing the need for complex clock routing and termination schemes.
• Lower system cost: The integrated features of the MPC949, such as output enable control, reduce the number of discrete components required in the clock distribution network.
• Enhanced signal integrity: Low jitter and skew contribute to improved signal integrity, reducing the risk of timing errors and data corruption.
• Flexibility: Multiple output options allow the MPC949 to be easily integrated into a variety of system architectures.

The MPC949's low skew and jitter performance make it ideal for demanding clock distribution applications. Its operating frequency of up to 200 MHz supports a wide range of data rates. The device operates from a 3.3V power supply, making it compatible with modern low-voltage logic families. The available output enable control allows for dynamic control of the clock outputs, enabling power management and testability features. Package options may vary, but typically include TSSOP and SOIC packages for ease of integration on printed circuit boards.