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 iqxo-85, -86, -87, -88 military oscillators issue 8; 3 april 2009 description 8-pin dil compatible resistance welded enclosure, ? hermetically sealed with glass to metal seals and gold plated pins and bases. available non-screened (iqxo-85, -87) and fully screened (iqxo-86, -88) package outline 8-pin dil ? frequency range 250khz to 72mhz ? output compatibility & load hcmos/ttl ? drive capability: 50pf or 10ttl ? non tri-state (iqxo-85, -86) ? tri-state (iqxo-87, -88) ? frequency tolerance @ 25c (optional) 10ppm, 25ppm ? frequency stabilities 50ppm, 100ppm (inclusive of supply voltage variations ? over the operating temperature range) operating temperature range C55 to 125c ? storage temperature range C55 to 125c ? tri-state operation (iqxo-87, -88) 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 disable current 50a typical ? environmental bump: 4000 bumps at 391m/s ? 2 in each of the three mutually perpendicular planes hermetic seal: not to exceed 1 x 10 ? -8 mbar litres of helium leakage humidity: steady state: in accordance with test ca of ? iec 60068-2-3, for 56 days at 40c at a relative humidity of 93%, cyclic: in accordance with test db variant 1 of iec 60068-2-30, at severity (b), 55c for six cycles shock: 981m/s ? 2 for 6ms, three shocks in each direction along the three mutually perpendicular planes solderability: test iec 60068-ta ? vibration: 10 to 60hz 0.75mm displacement, 60 to 2000hz ? 98.1m/s 2 acceleration, 30 minutes in each of three mutually perpendicular planes 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 screening on each device (iqxo-86, -88) acceleration: 49000m/s ? 2 for 1 minute in the y1 plane high temperature storage: 24hrs at 150c ? rapid change of temperature: C55 to 125c, 10 cycles ? dynamic burn-in for 168hrs at 125c ? check all parameters & assess ? marking includes iqd + model number + frequency stability code + ? frequency tolerance code (optional) + frequency + date code packaging bulk ? minimum order information required frequency + model number + 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 250.0khz to <8.0mhz 50ppm, 100ppm 5v 0.5v 5ma 10ns 10ns 45/55% iqxo-85, -86, -87, -88 8.0mhz to <23.0mhz 10ma 5ns 5ns 40/60% 23.0mhz to <48.0mhz 50ma 48.0mhz to <72.0mhz 65ma 3ns 3ns ordering example 50 .0mhz iqxo-85 b f frequency model number: -85, -86 = non tri-state, -87, -88 = tri-state frequency stability: a = 25ppm, b = 50ppm, c = 100ppm frequency tolerance @25c: e = 10ppm, f = 25ppm please note: code combination a f is not available 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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