vectron international ? 267 lowell road, hudson, nh 03051 ? tel: 1-88-vectron-1 ? http://www.vectron.com VM-800 mems clock oscillator features applications description VM-800 vectrons VM-800 clock oscillator is the next generation silicon mems based stabilized square wave generator with a cmos output , operating o a 1.8, 2.5 or 3.3v supply. the VM-800 uses an internal compensation scheme to improve temper ature stability which produces temperature performance equival ent to quartz based products. short lead time ? compact qfn package ? low power ? +1.8v, +2.5v, or +3.3v operation ? cmos output ? output frequencies to 150 mhz ? enable/disable for board test and debug ? -20/70c or C40/85c operating temperature ? industry standard 5x3.2 smd footprint ? product is compliant to rohs directive and fully compatible ? with lead free assembly portable media players ? consumer electronic applications ? printers ? cameras ? low pro le applications ? computers & peripherals ? page1
vectron international ? 267 lowell road, hudson, nh 03051 ? tel: 1-88-vectron-1 ? http://www.vectron.com description page2 performance speci cations speci cations table 1. electrical performance parameter symbol min typical maximum units frequency f o 1.000 150.000 mhz stability (ordering option) 1 f/f o 25, 50, 100 ppm operating temperature (ordering option) t op -20/70 or -40/85 c operating supply voltage 2 (ordering option) v dd 1.65 2.3 3.0 1.8 2.5 3.3 1.95 2.7 3.6 v v v supply current, output enabled 1 to 40mhz 40.01 to 80mhz 80.01 to 125mhz 125.01 to 150mhz i dd 3 4 5 6 6 8 10 12 ma ma ma ma supply current, output disabled i dd 1ua output logic levels output logic high 3 output logic low 3 v oh v ol 0.8*v dd 0.2*v dd v v output load 10kohm ii 15pf output rise/fall time 3 t r t f 1.3 1.3 3 3 ns ns duty cycle 4 sym 45/55 % period jitter 5 , rms, 80mhz output peak-peak 9 75 ps ps start-up time t su 310 ms enable/disable 6 output enabled output disabled v ih v il 0.75*v dd 0.25*v dd v v fig 1: test circuit fig 2: output waveform t r t f v oh v ol 50% on time period i dd v dd 15pf 4 12 3 .1f + - stability includes initial accuracy, temperature and aging. 1] a 0.01uf and a 0.1uf capacitor should be located as close to the supply as possible (to ground) is recommended. 2] figure 2 de nes these parameters. figure 1 illustrates the oper ating conditions under which these parameters are tested and speci ed. 3] duty cycle is measured de ned as on time/period. 4] measured using a wavecrest sia3300c, 90k samples 5] output will be active if enable/disable is left open. 6]
vectron international ? 267 lowell road, hudson, nh 03051 ? tel: 1-88-vectron-1 ? http://www.vectron.com page3 table 2. absolute maximum ratings parameter symbol ratings unit power supply v dd -0.3 to +4.0 v cmos input voltage e/d -0.3 to (v dd +0.3) v junction temperature t j 150 c storage temperature t str -55 to 125 c soldering temperature / duration t peak / t p 260 / 40 c / sec under normal operation the e/d is set to a logic high state or logic low state. when e/d is set to a logic low, the oscillator stops and the output is in a high impedance state. this helps reduce power consumption as well as facilitating board testing and troubleshooting. when e/d is set to a logic high state, the oscillator produces an output. leaving the enable/disable pin open results in an active state with an output frequency. enable/disable functional description outline drawing suggested pad layout contact pads are gold ash (0.003 um min ) over palladium (0.01-0.15um) over nickel (0.508-2.032um) figure 3 table 3. pin out pin symbol function 1 e/d enable/disable 2 gnd electrical ground 3f o output frequency 4v dd supply voltage units: mm (inches)
vectron international ? 267 lowell road, hudson, nh 03051 ? tel: 1-88-vectron-1 ? http://www.vectron.com page4 reliability table 4. environmental compliance parameter conditions mechanical shock mil-std-202, method 2002 mechanical vibration mil-std-883, method 2007 temperature cycle mil-std-883, method 1010 gross and fine leak mil-std-883, method 1014 resistance to solvents mil-std-202, method 215 moisture sensitivity level msl1 handling precautions table 5. esd ratings model minimum human body model 2000v charged device model 500v machine model 200 v although esd protection circuitry has been designed into the VM-800, proper precautions should be taken when handling and mounting. vi employs a human body model and a charged-device model (cdm) for esd susceptibility testing and design protection evaluation. esd thresholds are dependent on the circuit parameters used to de ne the model. devices are built using lead free epoxy and can also be subjected to standard lead free ir re ow conditions. figure 6 shows max temperatures and lower temperatures can also be used e.g. peak temperature of 220c. suggested ir pro le figure 4 table 6. re ow pro le parameter symbol value preheat time ts-min ts-max t s 60 sec min, 260 sec max 150c 200c ramp up r up 3 c/sec max time above 217 c t l 60 sec min, 150 sec max peak temperature t p 255-260c time to peak temperature t 25c to peak 480 sec max time at peak temperature t p 20 sec max ramp down r dn 6 c/sec max
vectron international ? 267 lowell road, hudson, nh 03051 ? tel: 1-88-vectron-1 ? http://www.vectron.com page5 standard frequencies (mhz) 2.000 3.686 4.000 4.032 4.9152 5.000 6.000 7.3728 7.680 8.000 9.216 9.600 10.000 12.000 12.500 12.729 14.31818 14.746 16.000 16.128 17.000 20.000 21.000 21.500 22.000 23.000 24.000 25.000 26.000 27.000 29.4912 30.000 32.000 33.000 33.333 36.000 37.500 40.000 42.500 45.000 48.000 50.000 55.000 56.448 58.320 60.000 64.000 66.000 66.666 72.000 75.000 80.000 83.333 84.000 95.000 100.000 110.000 112.500 114.000 115.200 116.640 125.000 127.872 other frequencies available upon request. VM-800-eae-kann- xxmxxxxxxx product family mems oscillator package size 5.0x3.2x0.9mm output a: lvcmos enable/disable options a: enable high frequency (see above) in mhz stability options s: 100ppm k: 50ppm f: 25ppm example: VM-800-eae-kann-125m000000 = 5x3.2, +3.3v, lvcmos output, 50ppm over -40/85c with a 125.000mhz output supply voltage e: +3.3vdc h: +2.5vdc j: +1.8vdc operating temperature j: -20/70c e: -40/85c other n: standard other n: standard ordering information disclaimer vectron international reserves the right to make changes to the product(s) and or information contained herein without notice. no liability is assumed as a result of their use or application. no rights under any patent accompany the sale of any such product(s) or information. rev: 9/22/2009 for additional information, please contact usa: vectron international 267 lowell road hudson, nh 03051 tel: 1.888.328.7661 fax: 1.888.329.8328 europe: vectron international landstrasse, d-74924 neckarbischofsheim, germany tel: +49 (0) 3328.4784.17 fax: +49 (0) 3328.4784.30 asia: vectron international 1f-2f, no 8 workshop, no 308 fenju road waigaoqiao free trade zone pudong, shanghai, china 200131 tel: 86.21.5048.0777 fax: 86.21.5048.1881
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