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Applications for EMI Reduction Clocks (SSCG)

  • Printers & MFP
  • Digital Copiers
  • PC/NBPC
  • LCD Monitors
  • HDTV
  • Storage Devices
  • Routers & Servers
  • Ethernet Appliances
  • LAN Switches & Hubs
  • Digital Embedded Systems

Technical Articles for EMI Reduction Clocks (SSCG)

EDN article July 24 2008
Download pdf pdf 528kb

EMI Reduction Clocks (SSCG)

SpectraLinear’s family of Dial-a-dB® Programmable Spread Spectrum Clock Generator products for EMI Reduction feature a wide range of programming options allowing system designers to optimize parameters as required. View product list +

Feature highlights:
  • Output Frequencies from 1 to 200MHz
  • CLKOUT, REFOUT or SSCLK output options
  • CLKIN or XO input options
  • 8 to 48MHz crystal input range
  • 1 to 166MHz clock input range
  • Spread Percent from 0 to 5.0%
  • Down or Center Spread options
  • Spread Modulation Frequency from 16 to 128kHz
  • On-chip Programmable Crystal Load (CL) from 8 to 20pF
  • PD#, OE or SSON# functions
  • FS (Frequency Select) or SSEL (Spread Select) functions
  • 7 levels of Rise and Fall Times (Drive Strength)


Show all parameters +

Part Number > Description Input Frequency (MHz) Output Frequency (MHz) Number of Outputs Number of PLLs VDD (V) Datasheet
SL15100 Programmable 1-PLL CG with SSCG option, up to 2 outputs and 200MHz with 3.3/2.5V VDD Xtal: 8 to 48
Clock: 3 to 166		 3 to 200 2 1 2.5 to 3.3
SL15300 Programmable 1-PLL CG with SSCG option, up to 3 outputs and 200MHz with 3.3/2.5/1.8V VDD Xtal: 8 to 48
Clock: 3 to 166		 3 to 200 4 1 2.5 to 3.3
1.8
SL15303 Programmable 1-PLL CG with SSCG option, up to 4 outputs and 200MHz with 3.3/2.5/1.8V VDD Xtal: 8 to 48
Clock: 3 to 166		 3 to 200 3 1 2.5 to 3.3
1.8
SL15304 Programmable 1-PLL CG with SSCG option, up to 3 outputs and 200MHz with 3.3/2.5/1.8V VDD Xtal: 8 to 48
Clock: 3 to 166		 3 to 200 3 1 2.5 to 3.3
1.8
SL15316 Programmable 1-PLL CG with SSCG option, up to 5 outputs and 200MHz with 3.3/2.5/1.8V VDD Xtal: 8 to 48
Clock: 3 to 166		 3 to 200 5 1 2.5 to 3.3
1.8
SL19700 Ready ClocksTM. Fix frequency clock generators with Frequency Select (FSEL) option. Xtal: 8 to 48
Clock: 3 to 166		 3 to 200 2 1 2.5 to 3.3
SL19800 Ready ClocksTM. Fix frequency clock generators with Spread Spectrum Clock (SSEL) option. Xtal: 8 to 48
Clock: 3 to 166		 3 to 200 2 1 2.5 to 3.3
SL38000 Programmable 4-PLL CG with VCXO and SSCG options, up to 12 outputs and 200MHz with 3.3/2.5/1.8V VDD Xtal: 8 to 48
Clock: 3 to 166		 3 to 200 12 4 2.5 to 3.3
1.8
SL38160 Programmable 4-PLL CG with VCXO and SSCG options, up to 8 outputs and 200MHz with 3.3/2.5/1.8V VDD Xtal: 8 to 48
Clock: 3 to 166		 3 to 200 8 4 2.5 to 3.4
1.8
SL38388 Programmable 4-PLL CG with VCXO and SSCG options, up to 8 outputs and 200MHz with 3.3/2.5/1.8V VDD Xtal: 8 to 48
Clock: 3 to 166		 3 to 200 8 4 2.5 to 3.4
1.8

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