QC20 Series 1.6x2.0 4-Pad SMD Quartz Crystal Unit Features Applications 1.6 x 2.0 x 0.5mm ultra miniature package High density applications Seam sealed ceramic package with metal lid Modem, communication and test equipment assures high precision and reliability PMCIA, wireless applications Automotive applications General Speci cations Equivalent Series Resistance (ESR) Frequency Range 20.000 to 52.000MHz (Fundamental) Frequency Range - MHz max. Mode of Operation Frenquency Tolerance at 25C 10 to 30ppm (30ppm standard) 20.000 to 40.000 100 Fundamental Frequency Stability over Temperature Range See Stability vs. Temperature Table 40.100 to 52.000 60 Storage Temperature -40 to +85C Aging per Year 3ppm max. Load Capacticance C 7 to 32pF and Series Resonance L Shunt Capacticance C 7.0pF 0 Equivalent Series Resistance (ESR) See ESR Table Drive Level 50W max. Insulation Resistance (M) 500 at 100Vdc 15Vdc Frequency Stability vs. Temperature Operating Temperature 10ppm 20ppm 30ppm 50ppm 100ppm -20 to +70C -40 to +85C - standard available Mechanical Dimensions Part Numbering Guide Qantek Nominal Frequency Vibration Load Operating Tem- Frequency Frequency Automotive Package Packaging Code (in MHz) Mode Capacitance perature Range Tolerance Stability Indicator Q = Qantek C20 = 1.6x2.0 4-Pad 7 digits including the F = AT-Fund S = Series A = -20 to +70C 1 = 10ppm 1 = 10ppm not available M = 250pcs Tape&Reel = SMD decimal point 08 = 8pF B = -40 to +85C 2 = 20ppm 2 = 20ppm R = 1000pcs Tape&Reel (f.ie. 12.0000) 12 = 12pF 3 = 30ppm 3 = 30ppm 18 = 18pF 5 = 50ppm 5 = 50ppm 20 = 20pF etc. 0 = 100ppm 0 = 100ppm Example: QC2024.0000F12B33R bold letters = recommended standard speci cation QANTEK Technology Corporation Phone: +1 877-227-0440 (tollfree) www.qantek.com Fax: +1 877-227-0440 (tollfree) info qantek.com QC20 Rev. 0.1QC20 Series 1.6x2.0 4-Pad SMD Quartz Crystal Unit Tape and Reel Dimensions Marking Code Guide Contains frequency, Qantek manufacturing code, production code (month and year) and load capacitance. Month Codes Year Codes Load Capacitance Code in pF January A July G 2010 0 2011 1 2012 2 pF PN Code pF PN Code February B August H 2013 3 2014 4 2015 5 12 A 20 F March C September I 18B22 G 8 C 30 H April D October J May E November K 10 D 32 I June F December L 16 E S S Example: First Line: 12.000 (Frequency) Second Line: QA1A (Qantek - January - 2011 - 12 pF) Solder Re ow Pro le Environmental Speci cations Mechanical Shock MIL-STD-202, Method 213, C Vibration MIL-STD-202, Method 201 & 204 Thermal Cycle MIL-STD, Method 1010, B Gross Leak MIL-STD-202, Method 112 Fine Leak MIL-STD-202, Method 112 All speci cations are subject to change without notice. QANTEK Technology Corporation Phone: +1 877-227-0440 (tollfree) www.qantek.com Fax: +1 877-227-0440 (tollfree) info qantek.com QC20 Rev. 0.1