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PL611-20XXXWC Datasheet(PDF) 1 Page - PhaseLink Corporation |
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PL611-20XXXWC Datasheet(HTML) 1 Page - PhaseLink Corporation |
1 / 7 page PL611-20 Programmable Quick Turn ClockTM 47745 Fremont Blvd., Fremont, California 94538 Tel (510) 492-0990 Fax (510) 492-0991 Rev 07/06/05 Page 1 FEATURES • Advanced programmable PLL design • Very low Jitter and Phase Noise (< 40ps Pk-Pk typical) • Up to 3 outputs • Output frequency up to 200MHz CMOS. • Crystal inputs: o Fundamental crystal: 10MHz-30MHz o 3RD overtone crystal: Up to 75MHz • Accepts <1.0V reference signal input voltage • One programmable I/O pin can be configured as Output Enable (OE), or Frequency Selection input (FSEL), or Reference clock. • Single 2.5V or 3.3V ± 10% power supply • Operating temperature range from -40°C to 85°C • Available in 8-pin MSOP/SOIC, 6-pin SOT Green/ RoHS compliant packages, or Die PIN CONFIGURATION DESCRIPTION The PL611-20 is a low-cost general purpose frequency synthesizer and a member of PhaseLink’s Factory Programmable ‘Quick Turn Clock (QTC)’ family. PhaseLink’s PL611-20 product family can generate any output frequency up to 200 MHz from fundamental crystal input between 10 MHz - 30 MHz, or a 3rd overtone crystal of up to 75Mhz. BLOCK DIAGRAM Phase Detector Charge Pump Loop Filter VCO Xtal OSC XIN/FIN XOUT P-counter (5-bit) M-counter (10-bit) R-counter (8-bit) CLK [0:1] CLK2, OE, FSEL FRef OE FSEL FVCO = F Ref. * (2 * M /R) FOut = FVCO / (2 * P) CLoad Programmable Function /1, /2 1 2 3 45 6 7 8 XIN/FIN GND CLK0 CLK1 XOUT NC VDD CLK2,OE,FSEL 1 2 34 5 6 CLK1 GND XIN/FIN VDD XOUT CLK2,OE,FSEL SOP-8 MSOP-8 SOT-23 1 2 3 45 6 7 8 XIN/FIN GND CLK0 CLK1 XOUT NC VDD CLK2,OE,FSEL 1 2 34 5 6 CLK1 GND XIN/FIN VDD XOUT CLK2,OE,FSEL SOP-8 MSOP-8 SOT-23 |
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