document number: 35021 for tec hnical questions, contact: frequency@vishay.com www.vishay.com revision: 09-mar-10 1 surface mount crystal xt46c vishay dale this part is an ultra miniature package with size of 6.0 mm x 3.5 mm x 1.0 mm. with its ceramic base and metal cover it provides the durability and reliability necessary for strenuous process like infrared and vapor phase reflow. features ? ultra-miniature size: 6.0 x 3.5 x 1.0 (mm) ? seam sealing ? ceramic package ? emboss taping ? reflow soldering ? compliant to rohs directive 2002/95/ec standard electrical specifications parameter symbol condition unit min. typ. max. frequency range f o mhz 10.000 - 30.000 frequency tolerance f/f o at 25 c ppm - 30 - temperature stability t c ref. to 25 c ppm - 30 - operating temperature range t opr c - 10 - + 60 storage temperature range t stg c - 40 - + 85 shunt capacitance c 0 pf - - 7 load capacitance c l customer specified pf 10 - series insulation resistance i r 100 v dc m 500 - - drive level d l w - 10 100 aging fa at 25 c, per year ppm - 5 - + 5 equivalent series resistance (esr) and mode of vibration (mode) frequency range (mhz) max. esr ( ) mode frequency range (mhz) max. esr ( )mode 10.000 to 11.999 60 fundamental 19.000 to 19.999 40 fundamental 12.000 to 12.099 50 fundamental 20.000 to 29.999 35 fundamental 13.000 to 18.999 45 fundamental 30.000 30 fundamental dimensions in inches [millimeters] 0.236 0.008 [6.0 0.2] 0.138 0.008 [3.5 0.2] markin g area 0.236 0.008 [6.0 0.2] 0.039 0.4 [1.0 0.1] 0.035 [0.9] 0.089 [1.5] 0.035 [0.9] 0.118 0.004 [3.0 0.10] 0.055 [1.4] 0.055 [1.4] 0.077 [1.95] 0.094 [2.4] 0.077 [1.95] 0.055 [1.4] 0.043 [1.1] 0.055 [1.4] recommended s older pattern note pin #2 and pin #4 are connected through cover, in ca s e connected to g nd. fre q uency might be drifted.
www.vishay.com for technical questions, contact: frequency@vishay.com document number: 35021 2 revision: 09-mar-10 xt46c vishay dale surface mount crystal ordering information xt46c -20 25m e4 model load blank = series -20 = 20 pf standard -32 = 32 pf frequency/mhz jedec lead (pb)-free standard global part number xt46 20 a 25m model load package code frequency global part numbering xt9s 20 a na 40m model number load capacitance package code options frequency xt9s = xt49s xt9m = xt49m xtu1 = xtum1 18 = 18 pf 20 = 20 pf nl = series to be specified by customer tape an d reel g = rf5 (xt9s) h = rf7 (xt9m) bulk a = b04 (all models) na = no additional options rr = extended temperature of - 40 c to + 85 c contact factory for all other options 4m = 4 mhz 40m = 40 mhz 100m = 100 mhz 12m288 = 12.288 mhz m is used as decimal place holder in frequency example: xt49s-20 40m xt36 20 a 12m model number load capacitance package code frequency xt46 = xt46c xt36 = xt36c 18 = 18 pf 20 = 20 pf nl = series to be specified by customer tape an d reel h = rf7 bulk a = b04 (all models) 4m = 4 mhz 40m = 40 mhz 100m = 100 mhz 12m288 = 12.288 mhz m is used as decimal place holder in frequency example: xt36c-20 12m
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