557G-05ALF IDT, Integrated Device Technology Inc, 557G-05ALF Datasheet
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557G-05ALF
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557G-05ALF Summary of contents
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QUAD DIFFERENTIAL PCI-EXPRESS CLOCK SOURCE Description The ICS557-05A is a spread-spectrum clock generator that supports PCI-Express requirements used embedded systems to substantially reduce electro-magnetic interference (EMI). The device provides four differential HCSL or LVDS high-frequency ...
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ICS557-05A QUAD DIFFERENTIAL PCI-EXPRESS CLOCK SOURCE Pin Assignment 1 VDDXD GNDXD 9 IREF 10 20-pin (173 mil) TSSOP Spread Spectrum Selection Table Spread% ...
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ICS557-05A QUAD DIFFERENTIAL PCI-EXPRESS CLOCK SOURCE Pin Descriptions Pin Pin Pin Name Type 1 VDDXD Power 2 S0 Input 3 S1 Input 4 S2 Input 5 X1 Input 6 X2 Output Crystal connection. Connect to a fundamental mode crystal or ...
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ICS557-05A QUAD DIFFERENTIAL PCI-EXPRESS CLOCK SOURCE Application Information Decoupling Capacitors As with any high-performance mixed-signal IC, the ICS557-05A must be isolated from system power supply noise to perform optimally. Decoupling capacitors of 0.01µF must be connected between each VDD and ...
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ICS557-05A QUAD DIFFERENTIAL PCI-EXPRESS CLOCK SOURCE Output Structures IREF =2.3 mA See Output Termination Sections - Pages Ω R 475 R General PCB Layout Recommendations For optimum device performance and lowest output phase noise, the following guidelines ...
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ICS557-05A QUAD DIFFERENTIAL PCI-EXPRESS CLOCK SOURCE PCI-Express Layout Guidelines Common Recommendations for Differential Routing L1 length, Route as non-coupled 50 ohm trace. L2 length, Route as non-coupled 50 ohm trace. L3 length, Route as non-coupled 50 ohm trace ...
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ICS557-05A QUAD DIFFERENTIAL PCI-EXPRESS CLOCK SOURCE LVDS Compatible Layout Guidelines Alternative T ermination for LVDS and other Common Differential Signals Vdiff Vp-p Vcm 0.45v 0.22v 1.08 0.58 0.28 0.6 0.80 0.40 0.6 0.60 0.3 1.2 R1a = R1b = R1 ...
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ICS557-05A QUAD DIFFERENTIAL PCI-EXPRESS CLOCK SOURCE Absolute Maximum Ratings Stresses above the ratings listed below can cause permanent damage to the ICS557-05A. These ratings are stress ratings only. Functional operation of the device at these or any other conditions above ...
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ICS557-05A QUAD DIFFERENTIAL PCI-EXPRESS CLOCK SOURCE AC Electrical Characteristics - CLKOUT, HCSL Unless stated otherwise, VDD=3.3 V ±5%, Ambient Temperature -40 to +85° C Parameter Symbol Input Frequency Output Frequency 1,2 Output High Voltage V OH 1,2 Output Low Voltage ...
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ICS557-05A QUAD DIFFERENTIAL PCI-EXPRESS CLOCK SOURCE AC Electrical Characteristics - CLKOUT, LVDS Unless stated otherwise, VDD=3.3 V ±5%, Ambient Temperature -40 to +85° C Parameter Input Frequency Output Frequency Differential Output Voltage Offset Voltage ∆ ∆ ...
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... Ordering Information Part / Order Number Marking 557G-05ALF 557G-05ALF 557G-05ALFT 557G-05ALF 557GI-05ALF 557GI-05AL 557GI-05ALFT 557GI-05AL “LF” suffix to the part number are the Pb-Free configuration, RoHS compliant. While the information presented herein has been checked for both accuracy and reliability, Integrated Device Technology (IDT) assumes no responsibility for either its use or for the infringement of any patents or other rights of third parties, which would result from its use ...
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ICS557-05A QUAD DIFFERENTIAL PCI-EXPRESS CLOCK SOURCE Innovate with IDT and accelerate your future networks. Contact: www.IDT.com For Sales 800-345-7015 408-284-8200 Fax: 408-284-2775 Corporate Headquarters Integrated Device Technology, Inc. www.idt.com © 2011 Integrated Device Technology, Inc. All rights reserved. Product specifications ...