Low Skew 1 to 4 Clock Buffer

The 556-04 is a low-skew, crystal input compatible clock buffer with oscillator. This device offers the lowest skew. See the 552-02 for a 1-to-8 low skew buffer. For more than eight outputs see the MK74CBxxx BuffaloTM series of clock drivers. IDT makes many non-PLL and PLL-based low-skew output devices. Contact IDT for all of your clocking needs.

Features

  • Extremely low-skew outputs (50 ps maximum)
  • Packaged in 8-pin SOIC
  • Operating voltages of 2.5 to 5.0 V
  • Low-power CMOS technology
  • Industrial temperature range
  • Pb (lead) free package

Product Options

Orderable Part ID Part Status Pkg. Code Pkg. Type Lead Count (#) Temp. Grade Pb (Lead) Free Carrier Type Buy Sample
556M-04ILF Obsolete DCG8 SOIC 8 I Yes Tube Availability
556M-04ILFT Obsolete DCG8 SOIC 8 I Yes Reel Availability

Technical Documentation

Title Other Languages Type Format File Size Date
Datasheets & Errata
556-04 Datasheet Datasheet PDF 191 KB May 13, 2010
Application Notes & White Papers
AN-828 Termination - LVPECL Application Note PDF 229 KB Jul 5, 2016
AN-845 Termination - LVCMOS Application Note PDF 62 KB May 12, 2014
AN-842 Thermal Considerations in Package Design and Selection Application Note PDF 403 KB May 11, 2014
AN-840 Jitter Specifications for Timing Signals Application Note PDF 349 KB May 7, 2014
AN-834 Hot-Swap Recommendations Application Note PDF 67 KB May 5, 2014
AN-827 Application Relevance of Clock Jitter Application Note PDF 1.06 MB Apr 23, 2014
AN-815 Understanding Jitter Units Application Note PDF 476 KB Apr 23, 2014
AN-805 Recommended Ferrite Beads Application Note PDF 38 KB Jan 14, 2014
IDT Clock Buffers Offers Ultra Low Additive Phase Jitter Application Note PDF 1 KB Oct 19, 2008
PCNs & PDNs
PDN# : U-13-05R2 PRODUCT DISCONTINUANCE NOTICE (REVISED) Product Discontinuation Notice PDF 161 KB Oct 28, 2013
PCN# : A1309-01 Changed of Traceability Mark Format Product Change Notice PDF 439 KB Oct 10, 2013
PDN# : U-13-05R1 PRODUCT DISCONTINUANCE NOTICE Product Discontinuation Notice PDF 161 KB Jul 24, 2013
PDN# : U-13-05 PRODUCT DISCONTINUANCE NOTICE Product Discontinuation Notice PDF 159 KB Apr 9, 2013
PCN# : TB1303-02 Change of Tape & Reel Packing Method for Selective Products Product Change Notice PDF 361 KB Mar 23, 2013
PCN# : A1208-01R1 Gold to Copper Wire Product Change Notice PDF 254 KB Dec 20, 2012
Other
IDT Clock Distribution Overview 日本語 Overview PDF 3.79 MB Apr 24, 2016