sm843031-01 Micrel Semiconductor, sm843031-01 Datasheet
sm843031-01
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sm843031-01 Summary of contents
Page 1
... The device synthesizes a 312.5MHz, low-noise, LVPECL output for Ethernet applications. The crystal reference frequency used is 25MHz. The SM843031- excellent replacement for IDT ® FemtoClocks , with improved waveform integrity, and jitter. Data sheets and support documentation can be found on Micrel’ ...
Page 2
... Micrel, Inc. (1) Ordering Information Part Number Package Type SM843031-01KA (2) SM843031-01KA TR Notes: 1. Devices are Green-, RoHS-, and PFOS-compliant. 2. Tape and Reel. Pin Configuration Pin Description Pin Number Pin Name Pin Type 1 V DDA XTAL_OUT O, (SE) 4 XTAL_IN I, (SE /Q0 O, (DIF) ...
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... Min. Typ. Max. 2.375 2.50 2.625 2.375 2.50 2.625 50 87 Min. Typ. Max. V – 1.145 V – 0.97 V – 0.845 – 1.945 V – 1.77 V – 1.645 0.6 0.8 1.0 M9999-100110-A hbwhelp@micrel.com or (408) 955-1690 SM843031-01 Units 115 mA Units 105 mA Units ...
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... A Condition Integration Range: 1.875MHz to 20MHz 20% to 80% Condition 12pF Load 4 Min. Typ. 312.5 119 80 175 48 50 Min. Typ. Max. Fundamental, Parallel Resonant 100 300 hbwhelp@micrel.com SM843031-01 Max. Units MHz fs 350 Units MHz Ω M9999-100110-A or (408) 955-1690 ...
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... Micrel, Inc. October 2010 Figure 1. Duty Cycle Timing Figure 2. All Outputs Rise/Fall Time Figure 3. RMS Phase Noise/Jitter 5 SM843031-01 M9999-100110-A hbwhelp@micrel.com or (408) 955-1690 ...
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... Micrel, Inc. October 2010 Figure 4. LVPECL Output Load and Test Circuit Figure 5. Crystal Input Interface 6 SM843031-01 M9999-100110-A hbwhelp@micrel.com or (408) 955-1690 ...
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... Purchaser’s use or sale of Micrel Products for use in life support appliances, devices or systems is a Purchaser’s own risk and Purchaser agrees to fully October 2010 8-Pin TSSOP (K-8) indemnify Micrel for any damages resulting from such use or sale. © 2010 Micrel, Incorporated. 7 SM843031-01 http://www.micrel.com M9999-100110-A hbwhelp@micrel.com or (408) 955-1690 nt ...