SM802109

www.DataSheet.co.kr SM802109 ClockWorks™ PCI-e Quad 100MHz Ultra-Low Jitter, HCSL Frequency Synthesizer General Description The SM802109 is a member of the ClockWorks™ family of devices from Micrel and provides an extremely low-noise timing solution for PCI-Express clock signals. It is based on a unique patented RotaryWave® architecture that provides very-low phase noise. The device operates from a 3.3V or 2.5V power supply and synthesizes four HCSL output clocks at 100MHz. The SM802109 accepts a 25MHz crystal or LVCMOS reference clock. Data sheets and support documentation can be found on Micrel’s web site at: www.micrel.com. Features Generates four HCSL clock outputs at 100MHz 2.5V or 3.3V operating range Typical phase jitter @ 100MHz (1.875MHz to 20MHz): 105fs Industrial temperature range (–40°C to +85°C) Green, RoHS, and PFOS compliant Available in 24-pin 4mm × 4mm QFN package Applications PCI-Express Block Diagram ClockWorks is a trademark of Micrel, Inc RotaryWave is a registered trademark of Multigig, Inc. Micrel Inc. 2180 Fortune Drive San Jose, CA 95131 USA tel +1 (408) 944-0800 fax + 1 (408) 474-1000 http://www.micrel.com September 2011 M9999-092911-B [email protected] or (408) 955-1690 Datasheet pdf - http://www.DataSheet4U.net/ www.DataSheet.co.kr Micrel, Inc. SM802109 Ordering Information(1) Part Number SM802109UMG SM802109UMGTR Note: 1. Devices are Green, RoHS, and PFOS compliant. Marking 802109 802109 Shipping Tube Tape...