Microchip Technology

DSC557-0344FI1  

Application Specific Clock/Timing ICs

DSC557-0344FI1 Description

The DSC557-0344FI1 from Microchip Technology is a high-performance MEMS-based oscillator designed for precision timing applications requiring PCI Express (PCIe) compliance. Operating at a fixed frequency of 100.0000 MHz, it delivers HCSL (High-Speed Current Steering Logic) outputs, ensuring robust signal integrity for high-speed digital systems. With a 2.25V to 3.6V supply voltage range and surface-mount packaging, this oscillator is optimized for compact, power-efficient designs. Its PLL (Phase-Locked Loop) integration enhances jitter performance, making it suitable for demanding clock distribution tasks. The device is RoHS3 compliant, REACH unaffected, and rated for MSL 3 (168 hours), ensuring reliability in industrial and commercial environments.

DSC557-0344FI1 Features

• PCIe-Optimized: Designed for PCI Express applications with 0:2 input-to-output ratio and differential HCSL outputs for noise immunity.
• MEMS Technology: Offers superior stability and longevity compared to traditional crystal oscillators.
• Wide Voltage Range: Operates from 2.25V to 3.6V, accommodating diverse system power requirements.
• Low Jitter: Integrated PLL ensures minimal phase noise, critical for high-speed data transmission.
• Robust Packaging: Surface-mount design in a tube package for easy assembly and handling.
• Compliance: Meets RoHS3, EAR99, and REACH standards, suitable for global markets.

DSC557-0344FI1 Applications

• PCIe Clock Generation: Ideal for motherboards, GPUs, and storage devices requiring PCIe Gen1/2/3 timing.
• Networking Equipment: Used in switches, routers, and FPGAs where low-jitter clocks are essential.
• Industrial Automation: Reliable timing for PLCs, motor controllers, and embedded systems.
• Consumer Electronics: High-performance clocks for gaming consoles, AV equipment, and set-top boxes.

Conclusion of DSC557-0344FI1

The DSC557-0344FI1 stands out as a high-reliability, MEMS-based oscillator tailored for PCIe and other high-speed applications. Its HCSL outputs, wide voltage range, and PLL-enhanced performance make it a superior choice over traditional oscillators in terms of stability and integration ease. Whether for enterprise hardware, industrial systems, or consumer devices, this oscillator delivers precision timing with minimal design overhead. Its compliance with environmental and safety standards further ensures seamless adoption in global markets.

DSC557-0344FI1 Documents

Download datasheets and manufacturer documentation for DSC557-0344FI1

PCN Assembly/Origin :

DSC2YYY 04/Mar/2020      

Datasheets :

DSC557-03      

PCN Packaging :

MBB/Label Chgs 16/Nov/2018       Packing Changes 10/Oct/2016      

PCN Design/Specification :

Marking Change 17/Nov/2020       DSC557-03-04-05 31/Mar/2023      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH