Micrel SM802141
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.| Part No. | SM802141 |
|---|---|
| Datasheet | SM802141 Download |
| Manufacturer |  Micrel |
| Description | Ultra-Low Jitter LVPECL Frequency Synthesizer |
| Buy | Stock & Price |
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. Data sheet and support documentation can be found on Micrel’s web site at: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 (–40C to +85C)
● Green, RoHS, and PFOS compliant
● Available in 24-pin 4mm 4mm QFN package
APPLICATIONS
● Ethernet PHY● Storage networking (SAN, NAS) Block Diagram ClockWorks is a trademark of Micrel, Inc. Micrel Inc.
● 2180 Fortune Drive
● San Jose, CA 95131
● USA
● tel +1 (408) 944-0800
● fax + 1 (408) 474-1000
● April 2012 M9999-041812-A hbwhelp@micrel.com or (408) 955-1690 Micrel, Inc. SM802141 Ordering Information(1) Part Number SM802141UMG SM802141UMGTR Note: 1. Devices are Green, RoHS, and PFOS compliant. Marking 802141 802141 Shipping Tu...
