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SM802141 - Ultra-Low Jitter LVPECL Frequency Synthesizer

Description

The SM802141 is a part of Micrel’s ClockWorks family of devices and provides an extremely low-noise timing solution for Ethernet clock signals.

Features

  • Configurable to generate up to four different LVPECL clock frequencies.
  • 2.5V or 3.3V operating range.
  • Typical phase jitter @ 125MHz (12kHz to 20MHz): 255 fsrms.
  • Industrial temperature range (.
  • 40C to +85C).
  • Green, RoHS, and PFOS compliant.
  • Available in 24-pin 4mm  4mm QFN package.

📥 Download Datasheet

Datasheet Details

Part number SM802141
Manufacturer Micrel Semiconductor
File Size 395.49 KB
Description Ultra-Low Jitter LVPECL Frequency Synthesizer
Datasheet download datasheet SM802141 Datasheet

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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SM802141 ClockWorks Selectable 62.5MHz, 125MHz, 156.25MHz and 312.5MHz Ultra-Low Jitter, LVPECL Frequency Synthesizer General Description The SM802141 is a part of Micrel’s ClockWorks family of devices and provides an extremely low-noise timing solution for Ethernet clock signals. The device operates from a 3.3V or 2.5V power supply and synthesizes differential LVPECL output clocks at 62.5MHz, 125MHz, 156.25MHz or 312.5MHz, selectable through logic control pins. The SM802141 accepts a 25MHz crystal or LVCMOS reference clock. Data sheet and support documentation can be found on Micrel’s web site at: www.micrel.com. Features  Configurable to generate up to four different LVPECL clock frequencies  2.5V or 3.
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