The ICS87974AYI is a highly integrated, low-power FemtoClock Crystal-to-3.3V LVPECL Clock Synthesizer. Manufactured by IDT (Integrated Device Technology), it is designed to generate high-quality, low-jitter clock signals for demanding applications. This device integrates a crystal oscillator, clock synthesizer, and output drivers, providing a complete clocking solution in a single package.

Applications

• Networking Equipment: Routers, switches, and other networking infrastructure.
• Data Centers: Servers, storage systems, and high-performance computing platforms.
• Telecommunications: Base stations, wireless communication systems.
• Test and Measurement Equipment: Signal generators, spectrum analyzers, and other precision instruments.
• High-Speed Data Transmission: Applications requiring low-jitter clock sources for reliable data transfer.

Features

• Low Jitter Performance: Provides excellent jitter performance for demanding applications.
• Integrated Crystal Oscillator: Eliminates the need for external crystal oscillators, simplifying design and reducing BOM cost.
• 3.3V LVPECL Outputs: Delivers high-speed, low-noise clock signals.
• Frequency Synthesizer: Allows for flexible frequency generation.
• Small Package Size: Available in a compact package for space-constrained applications.

Benefits

• Improved System Performance: Low jitter clock signals enhance the performance of high-speed digital systems.
• Reduced BOM Cost: Integrated crystal oscillator reduces the number of external components required.
• Simplified Design: Integrated functionality simplifies clock tree design and reduces development time.
• Lower Power Consumption: Designed for low-power operation, reducing overall system power consumption.
• Enhanced System Reliability: High-quality clock signals improve the reliability of digital systems.

Additional Details

The ICS87974AYI operates from a 3.3V power supply. The device features excellent power supply noise rejection, ensuring stable clock performance in noisy environments. The output frequency can be programmed using external components. It is available in a TSSOP package. This clock synthesizer is specifically designed to meet the stringent timing requirements of high-speed communication and data processing systems. Its precise clock generation capabilities contribute significantly to the overall stability and accuracy of the systems in which it is implemented.