TUNING FORK CRYSTAL UNIT (Cylinder Type) RoHS compliant / Pb free CFS-206CFS-145 FEATURES Frequency range : 32.768kHz External dimensions (mm) CFS-206 : 2.0 x L : 6.2 CFS-145 : 1.5 x L : 5.1 Applications Watch / Clock / Security devices / Consumer products DIMENSION mm CFS-206 CFS-145 STANDARD SPECIFICATIONS Model CFS-206 CFS-145 Conditions Item NNoommiinnaall FFrreeqquueennccyy f0 32.768kHz NNoommiinnaall FFrreeqquueennccyy FFrreeqquueennccyy TToolleerraannccee f/f0 5ppm / 10ppm / 20ppm at 25 FFrreeqquueennccyy TToolleerraannccee Please specify LLooaadd ccaappaacciittaannccee CL 6.0pF / 7.0pF / 8.0pF / 12.5pF LLooaadd ccaappaacciittaannccee your requirement OOppeerraattiinngg TTeemmppeerraattuurree RRaannggee TOPR -20 +70 OOppeerraattiinngg TTeemmppeerraattuurree RRaannggee SSttoorraaggee TTeemmppeerraattuurree RRaannggee TSTR -40 +85 SSttoorraaggee TTeemmppeerraattuurree RRaannggee TTTTuuuurrrrnnnnoooovvvveeeerrrr TTTTeeeemmmmppppeeeerrrraaaattttuuuurrrreeee TM 255 2 TTTTeeeemmmmppppeeeerrrraaaattttuuuurrrreeee CCCCooooeeeeffffffffiiiicccciiiieeeennnntttt -0.0340.006ppm/ MMMMoooottttiiiioooonnnnaaaallll ((((sssseeeerrrriiiieeeessss)))) rrrreeeessssiiiissssttttaaaannnncccceeee R1 35K Max. 40K Max. at 25 LLLLeeeevvvveeeellll ooooffff ddddrrrriiiivvvveeee DL 1W Max. AAAAggggiiiinnnngggg ((((ffffiiiirrrrsssstttt yyyyeeeeaaaarrrr)))) f/f0 3ppm Max. 253 SSSShhhhuuuunnnntttt ccccaaaappppaaaacccciiiittttaaaannnncccceeee C0 1.2pF Typ. 1.0pF Typ. PART NUMBERING SYSTEM CCCCFFFFSSSS----222200006666 //// CCCCFFFFSSSS----111144445555 33332222777766668888 DDDD ZZZZ FFFF BBBB ---- FFFFrrrreeeeqqqquuuueeeennnnccccyyyy TTTToooolllleeeerrrraaaannnncccceeee FFrreeqquueennccyy TToolleerraannccee oovveerr CCCCIIIITTTTIIIIZZZZEEEENNNN FFrreeqquueennccyy FFrreeqquueennccyy TToolleerraannccee oovveerr PPaacckkaaggee ssppeecciiffiiccaattiioonn FFrreeqquueennccyy PPaacckkaaggee ssppeecciiffiiccaattiioonn OOppeerraattiinngg TTeemmpp.. RRaannggee OOppeerraattiinngg TTeemmpp.. RRaannggee aatt 2255)) mmaannaaggeemmeenntt ccooddee aatt 2255)) mmaannaaggeemmeenntt ccooddee BBBB Only Bulk Please specify DD 20ppm (STD) ZZ Standard Spec. DD ZZ Ref. Code for the frequency internal use. EEEE 10ppm in Hz. HHHH 5ppm LLLLooooaaaadddd ccccaaaappppaaaacccciiiittttaaaannnncccceeee ((((CCCCLLLL)))) BBBB 6.0pF FFFF 12.5pF (STD) VV 8.0pF VV YYYY 7.0pF *Please contact us for specifications available. Part Marking standard CCCCFFFFSSSS----222200006666 CCCCFFFFSSSS----111144445555 22ym 22 : Manufacture s ID Code No marking y : The last digit of production year m : Production month (See Table.1) : Production Lot No. Table.1 Month Jan Feb Sep Oct Nov Dec Code 1 2 9 X Y Z Handling Notes MMMMoooouuuunnnnttttiiiinnnngggg BBBBeeeennnnddddiiiinnnngggg LLLLeeeeaaaadddd Soldering the body of cylinder type crystal unit must Hold the body of crystal unit by hand, and the part to be be strictly avoided as it may cause significant bent with tweezers leaving more than 1.5mm of lead from deterioration in characteristics of the product. the body case. (3.0mm is recommended) Rubber adhesive is recommended for mounting. Bend the lead 90holding with the tweezers. Pulling the lead strongly may crack the hermetic seal glass at the root of the lead and may cause the airtightness and the characteristics to deteriorate. Rev.1