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 11.4 x 9.6 x 2.5mm 6 pad smd hcmos mb62t tcxo description quick turnaround production low jitter: 70ps peak to peak (typical) low phase noise: -114dbc at1khz offset (133mhz) custom frequencies are easily configured supply voltages 2.8v, 3.0v or 3.3vdc tcxo or vctcxos cmos square wave output the mb62t tcxo is packaged in 7 x 5mm, 4 pad ceramic smd package. the part has a squarewave (cmos) output and a tight stability over temperature. the part may be specified as a tcxo or a voltage-controlled tcxo (vctcxo). a 0.01 m f decoupling capacitor is built-in. mb62t - outlines and dimensions specification product series code tcxo: mb62t vctcxo: vmb62t frequency range: 1.0mhz to 200.0mhz output waveform: squarewave, hcmos initial calibration tolerance: <2.0ppm at +252c frequency stability vs. temperature change: see table vs. ageing: 1.0 ppm max. first year vs. voltage change: 0.3 ppm max. 5% change vs. load change: 0.3 ppm max. 10% change vs. reflow (smd type): 1.0ppm max. for one reflow ( measured after 24 hours ) supply voltage: +2.8vdc 5% +3.0vdc 5% +3.3vdc 5% output logic levels: logic high: 90% vdd min. logic low: 10% vdd max. rise and fall times: 10ns max. duty cycle: 5010% standard, 505% option start-up time: 5ms typical, 10ms max. current consumption at 25.0mhz: 8ma max. at 200.0mhz: 20ma max. output load: 15pf storage temperature: -55~+125c rohs status: rohs compliant and pb free part number format example: mb62t 28 - 38.880 - 2.5 / -30+85 control voltage centre: standard = +1.51.0volts (for all voltages) frequency deviation: 5.0ppm min. (vcon = +1.5v1.0v) slope polarity: positive (increase of control voltage increases output frequency.) input impedance: 50k minimum modulation bandwidth: 20khz minimum linearity: 10% maximum vmb62t voltage control specification offset 10hz 100hz 1khz 10khz 100k hz mb62t at 133.333mhz (dbc/hz) -76 -102 -114 -110 -100 ssb phase noise at 25c frequency stability (ppm) 0.5 1.0 1.5 2.0 2.5 3.0 temperature range (c) 0 ~ +50 p p p p p p -10 ~ +60 ask p p p p p -20 ~ +70 x p p p p p -30 ~ +75 x p p p p p p -40 ~ +85 x p p p p p p = available, x = not available, ask = please contact us frequency stability over temperature series description tcxo: mb62t vctcxo: vmb62t supply voltage 28: 2.8vdc 30: 3.0vdc 33: 3.3vdc frequency mhz stability ppm operating temperature range
|
