mp49 crystal hc-49u metal thru-hole crystal available as gull wing smd or with pull-down pin on top of can standard specifications calibration frequency tolerance at 25 c 3 0 ppm is standard, tighter tolerances available operating temperature range (otr) 0 to +70 c is standard, but can be extended to -40 to +85 c frequency stability (fs) over otr 5 0 ppm is standard, see below for tighter tolerances availabl e per otr options drive level 50 m w is standard, customer may specify aging at 25 c 5 ppm per year is standard, customer may specify 1 ppm shunt capacitance 7 pf maximum pullability oscillation maximum frequency range 1.8432 ? 2.999 fundamental at cut 700 3rd overtone at cut part numbering guide model frequency in mhz special specifications sr mp49 e -- xx -- 70.0m -- in consult factory for available frequencies and specs. blank: std specs ( 0 to +70 c) e: extended operating temperature range (- 40 to +85 c) g: gull wing surface mount package l: 3rd lead (pull-down pin) on top of can v: vinyl sleeve insulation 19013 36th ave. west suite h lynnwood, wa 98036, usa consult factory for lower esr parallel resonance (425) 776 - 1880, fax: (425) 776 - 2760, ple - sales@pletronics.com, www.pletronics.com 43 pl tronics, inc. mechanical: inches (mm) not to scale mode (mhz) esr (ohms) not all options available for all frequencies. a special par t number may be assigned. esr values gull wing - mp49g 1.8432 mhz ? 210.00 mhz series resonance load capacitance in pf ( 3 8 pf) options 3.000 ? 3.999 150 4.000 ? 6.999 100 7.000 ? 9.999 50 10.000 ? 37.000 21.000 ? 90.000 40 85.000 ? 210.000 100 60.000 ? 150.000 70 5th overtone may 2002 .705 (17.9) max .547 (13.9) .067 (1.7) .043 (1.1) .10 (2.5) .12 (3.0) .209 (5.3) (choose all that apply) tightest fs temperature range -10 to +60 c 3 ppm -20 to +70 c 5 ppm -30 to +80 c 10 ppm -40 to +85 c 20 ppm may be specified by customer in terms of frequency shift req uired over a certain range of load capacitance (e.g. +100 ppm from cl=12 to cl=18 pf) or as motional capaci tance ( f f) solder pads .08 (2.0) .11 (2.9) .16 (4.0) 7th overtone in=insulator tr=paper tape & reel pn=put on pads 25 .019 (0.48) diameter .520 (13.21) max .425 (10.8) max .176 (4.47) max optional 3rd lead (mp49l) 1.25 long .192 (4.88) .435 (11.05) max .192 (4.88) due to part size and factory abilities, part marking may var y from lot to lot and may contain our part number or an inte rnal code. .500 (12.7) min packaging bulk
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