clock oscillators iqd frequency products ltd, station road, crewkerne, somerset ta18 8ar, united kingdom tel: +44 (1460) 270200; fax: +44 (1460) 72578; email: info@iqdfrequencyproducts.com web: www.iqdfrequencyproducts.com cfps-302, 303 clock oscillators issue 5; 20 november 2008 - rohs 2002/95/ec description 8-pin dil compatible resistance welded enclosure, ? hermetically sealed with glass to metal seal fast make capability please see cfpp-303 series programmable oscillators for ? nearest equivalent fast make parts package outline 8-pin dil ? frequency range 500khz to 125mhz ? output compatibility & load hcmos/lsttl ? drive capability 15pf max or 10lsttl ? non tri-state (cfps-302) ? tri-state (cfps-303) ? frequency stabilities 25ppm, 50ppm, 100ppm ? (over operating temperature range) operating temperature range 0 to 70c (cfps-302, -303) ? C40 to 85c (cfps-302i, -303i) ? storage temperature range C55 to 125c ? tri-state operation (cfps-303, -303i) no connection or logic 1 to pin 1 enables oscillator output ? logic 0 to pin 1 disables oscillator output; when disabled the ? oscillator output goes to the high impedance state maximum pull-down resistance required to disable output ? = 20k? disable current 50a typical ? environmental terminal strength: 0.91kg max force perpendicular to top and ? bottom hermetic seal: not to exceed 1x10 ? C8 mbar litres of helium leakage solderability: mil-std-202e, method 208c ? vibration: 10 to 55hz 0.76mm displacement, sweep 60 ? seconds, duration 2 hours rapid change of temperature over operating ? temperature range: 10 cycles shock: 981m/s ? 2 for 6ms, three shocks in each direction along the three mutually perpendicular planes marking includes model number + operating temperature code (if applicable) ? + frequency stability code + frequency + date code outline (mm) 11.8 5.8 max 4.0 min 13.20 7.62sq 1 4 8 5 ? 0.5 13.20 pin connections 1. n/c or enable/disable. 4. gnd 5. output 8. +vs 0.8 max output waveform t r t f t t 90%vs 10%vs 50%vs 0v +vs 2.4v 0.4v duty cycle = t x 100(%) t 1.4v packaging bulk ? minimum order information required frequency + model number + operating temperature ? (if applicable) + frequency stability
clock oscillators iqd frequency products ltd, station road, crewkerne, somerset ta18 8ar, united kingdom tel: +44 (1460) 270200; fax: +44 (1460) 72578; email: info@iqdfrequencyproducts.com web: www.iqdfrequencyproducts.com electrical specifcations - maximum limiting values frequency range frequency stability supply voltage supply current rise time (tr) fall time (tf) duty cycle model number 500.0khz to <20.0mhz 25ppm, 50ppm, 100ppm 3.3v 0.33v 10ma 10ns 10ns 40/60% cfps-302, 302i, 303, 303i 20.0mhz to <25.0mhz 20ma 25.0mhz to 40.0mhz 6ns 6ns >40.0mhz to <70.0mhz 25ma 70.0mhz to <125.0mhz 30ma 3ns 3ns ordering example 22 .0mhz cfps-302 i b frequency model number: -302 = non tri-state, -303 = tri-state operating temperature code: i = C40 to 85c not applicable for 0 to 70c frequency stability: a = 25ppm, b = 50ppm, c = 100ppm please note that the rise and fall times listed are the maximum values we specify to cover various frequency breaks. in practice the actual values are generally lower depending upon the spot frequency chosen. for typical values please contact our sales office. test circuit +vs 15pf* oscillator a v oscilloscope frequency counter 1 4 8 5 *inclusive of jigging and equipment capacitance note: pin 1 = no connection on non tri-state models 0.1 f
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