euroquartz limited blacknell lane crewkerne somerset uk ta18 7he tel: +44 (0)1460 230000 fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk euro quartz 14 pin dual-in-line mil specification page 1 of 2 description eqxo-1000bm and 3000bm series oscillators are designed and manufactured by euroquartz ltd for aerospace, defence and similar applications where high-reliability clock oscillators are required. the oscillator is produced in the industry-standard 14 pin dil oscillator package. eqxo-1000bm series oscillators incorporates a custom designed, all-ceramic oscillator substrate and a ruggedized three- point crystal mounting system inside a hermetically-sealed metal package. the specification ensures that the oscillators provide an accurate and reliable source of clock signals regardless of the severity of the environment in which it operates. eqxo-3000bm series oscillators are otherwise identical to eqxo-1000bm series oscillators but have 14 pins for extra mechanical security. radiation tolerance for equipment to be used in space or the upper atmosphere the eqxo-1000bm and 3000bm series oscillators may be produced in a radiation tolerant version. designated eqxo-x000bmh, this variant of the oscillator will withstand ionizing radiation to resist electrical failures for a total radiation dose of 40krad(si). outline & dimensions model no: eqxo-1000bm or 3000bm frequency range: 30khz to 70.0mhz calibration tolerance at 25c: 10ppm to 25ppm frequency stability* eqxo-1100bm: 100ppm over -55 to +125c EQXO-1050BM: 50ppm over -55 to +125c supply voltage: +5.0 volts dc10% output: cmos, 50pf/10 ttl loads ageing: 3pm max in first year symmetry: 45%/55% operating temperature range: -55 to +125c storage temperature range: -55 to +125c construction: ceramic substrate, resistance welded can. * frequency stability is inclusive of frequency adjustment at 25c and any variations due to load change, ageing, supply voltage change (10%) and variations attributable to shock and vibration, (s ee qualification approval and environmental specification. ) specification features ceramic substrate and ruggedized mounts for high reliability industry-standard 14 pin dil package, 4 pin or 14 pin screening to mil-o-55310c, class b available radiation tolerant version available for space applications eqxo-1000bm and 3000bm oscillators EQXO-1050BM 10ppm 50ppm no 4 eqxo-1100bm 25ppm 100ppm no 4 EQXO-1050BMh 10ppm 50ppm yes 4 eqxo-1100bmh 25ppm 100ppm yes 4 eqxo-3050bm 10ppm 50ppm no 14 eqxo-3100bm 25ppm 100ppm no 14 eqxo-3050bmh 10ppm 50ppm yes 14 eqxo-3100bmh 25ppm 100ppm yes 14 model number calibration tolerance at 25c frequency stability -55 to +125c radiation tolerant model numbers mil screening eqxo-1000bm series oscillators may be ordered screened i.a.w. the schedules detailed in 'qualification approval and environmental specification' detailed on page 2 of this specification. no. of pins 30khz to 70mhz 30khz ~ 1.0mhz 10 10 1.0mhz ~ 4.0mhz 15 10 4.0mhz ~ 20mhz 20 10 20mhz ~ 35mhz 35 10 35mhz ~ 50mhz 40 5 50mhz ~ 65mhz 70 5 frequency range supply current (ma max.) rise/fall time (ns max.) current consumption /rise & fall times
euroquartz limited blacknell lane crewkerne somerset uk ta18 7he tel: +44 (0)1460 230000 fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk euro quartz page 2 of 2 stock number frequency specification standard frequencies & specifications qualification approval & environmental specification vibration: 10hz to 60hz, 0.75mm displacement, 60hz to 2000hz, 98.1m/s 2 acceleration 30 minutes in each of three mutually- perpendicular planes. shock: 981 m/s 2 for 6ms, three shocks in each direction along three mutually- perpendicular planes. thermal shock: mil-std-202 method 107 storage temperature: -55c for 24 hrs., then +150c, 24 hrs. moisture resistance: 85% relative humidity at 85c for 24hrs. seal: fine leak not to exceed 1x10 -8 mb litres of helium leakage, then gross leak test. terminal strength: mil-std-202 method 211 solerability: mil-std-202 method 208 screening screening in accordance with mil-o-55310c class b. all devices are 100% tested to the following conditions: stabilization bake: vacuum storage at 150c for 24 hrs. temperature cycling: -55c to +125c, 10 cycles constant acceleration: 49000m/s 2 for 1 minute iny1 plane. seal: fine leak not to exceed 1x10 -8 mb litres of helium leakage, then gross leak test. dynamic burn-in: 125c for 168hrs. electrical test: frequency, output waveform, output voltage/power, input current/power. radiation tolerant versions radiation tolerant versions of eqxo-1000bm series oscillators have been designed and are manufactured to ensure no functional failures will occur in any electrical test for a total radiation dose of 40krad(si). eqxo-1000bm series oscillators so manufactured have the letter 'h' appended to the 'bm' in the part number suffix: 20.000mhz eqxo-1100bmh a paper is available describing the general problems encountered in the design of electrical systems needing to withstand radiation encountered in the upper atmosphere and space. part number generation frequency / model number / plating* / screening ( if required ) example: 10.000mhz eqxo-1100bmh screened *note: lead and base plating is gold flashed over nickel as standard. if nickel plating only is required enter / - nickel / in this position. 14 pin dual-in-line mil specification eqxo-1000bm and 3000bm oscillators 30khz to 70mhz ok00032a 32.7680khz 100ppm -55~+125c ok00080a 80.0000khz 100ppm -55~+125c ok00100a 100.000khz 100ppm -55~+125c ok00307a 307.200khz 100ppm -55~+125c ok00500a 500.000khz 100ppm -55~+125c ok01000a 1.00000mhz 100ppm -55~+125c ok01228a 1.22880mhz 100ppm -55~+125c ok03686a 3.68640mhz 100ppm -55~+125c ok04915a 4.91520mhz 100ppm -55~+125c ok06000a 6.00000mhz 100ppm -55~+125c ok06400a 6.40000mhz 100ppm -55~+125c ok08000a 8.00000mhz 100ppm -55~+125c ok09216a 9.21600mhz 100ppm -55~+125c ok10000a 10.0000mhz 100ppm -55~+125c ok12000a 12.0000mhz 100ppm -55~+125c ok14745a 14.7456mhz 100ppm -55~+125c ok15375a 15.3750mhz 100ppm -55~+125c ok16000a 16.0000mhz 100ppm -55~+125c ok18000a 18.0000mhz 100ppm -55~+125c ok20000a 20.0000mhz 100ppm -55~+125c ok24000a 24.0000mhz 100ppm -55~+125c om025a00 25.0000mhz 100ppm -55~+125c om030a00 30.0000mhz 100ppm -55~+125c om032a00 32.0000mhz 100ppm -55~+125c om033a33 33.3330mhz 100ppm -55~+125c om040a00 40.0000mhz 100ppm -55~+125c om050z00 50.0000mhz 100ppm -55~+125c om064z00 64.0000mhz 100ppm -55~+125c (eqxo-1000bm series parts)
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