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| Low EMI Output 5 x 3.2 mm Footprint Wide frequency range Pb Free/RoHS Compliant ECS-3250SS SPREAD SPECTRUM OSCILLATOR ECS-3250SS Spread Spectrum EMI output SMD oscillators provide cost effective EMI reduction. OPERATING CONDITIONS / ELECTRICAL CHARACTERISTICS ECS-3250SS (+3.3V) PARAMETERS Frequency Range Operating Temperature Storage Temperature Supply Voltage Frequency Stability Spread spectrum range Center spread Input Current Output Symmetry Rise and Fall Times "0" level "1" level Output Load Enable/Disable delay time Startup time Aging (first year) Jitter (Cycle to Cycle) CONDITIONS MIN 10.000 -10 -40 +3.135 TYP MAX 168.000 +70 +85 +3.465 50 0.5 1 2 13 15 60/40 5 10% VDD UNITS MHz C C VDC ppm % % % mA mA % ns VDC VDC pF ns ms ppm pS pS VDD Referred to frequency avg. Option A Option B Option C 10.000 to 28.000 MHz 28.100 to 168.000 MHz @ 50% VDD level 10% VDD to 90% level VOL VOH CMOS +3.3 40/60 90% VDD at +25C 3C 10.000 to 20.000 MHz 20.10.000 to 168.000 MHz 15 10 10 5 200 100 DIMENSIONS (mm) Pin Connections Pin #1 Pin #2 Pin #3 Pin #4 Tri-State Ground Output VDD Tri-State Control Voltage Pad 1 Open VIH 90% VDD Min VIL 10% VDD Max Figure 1) Top, Side and Bottom views Figure 2) Suggested Land Pattern Pad 3 Oscillation Oscillation High Impedance Note: Internal crystal oscillation to be halted (Pin #1=VIL) PART NUMBERING GUIDE: Example ECS-3250SS-270-3B ECS Series 3250SS Frequency Abbreviation 270 = 27.000 MHz See Frequency Abbreviations (Pg 2) Olathe, KS 66062 - Voltage 3 =3.3V Spread Spectrum Range A = 0.5% B = 1.0% C = 2.0% Fax: 913.782.6991 www.ecsxtal.com 1105 South Ridgeview Road Phone: 913.782.7787 ECS-3250SS SPREAD SPECTRUM OSCILLATOR Frequency Abbreviations FREQUENCY MHz 24.000 25.000 27.000 40.000 54.000 CODE 240 250 270 400 540 TEST CIRCUIT SREAD SPECTRUM FOR EMI REDUCTION 1% CENTER SPREAD AT 100 MHz TAPE DIMENSIONS (mm) Package Data Item Lid Base Sealing Terminal Plating RoHS Description Metal Ceramic Seam Tungsten (metalized) Gold/Nickel (Surface)/(Under) Compliant (Pb Free) 1105 South Ridgeview Road Olathe, KS 66062 Phone: 913.782.7787 Fax: 913.782.6991 www.ecsxtal.com |
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