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MC-306 Scheda tecnica(PDF) 1 Page - List of Unclassifed Manufacturers |
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MC-306 Scheda tecnica(HTML) 1 Page - List of Unclassifed Manufacturers |
1 / 2 page Actual size Crystal unit Specifications (characteristics) Item Symbol Specifications Conditions / Remarks Nominal frequency range f_nom 32.768 kHz 20 kHz to 120 kHz Please contact us about available frequencies. Storage temperature T_stg -55 C to +125 C Storage as single product. Operating temperature T_use -40 C to +85 C Level of drive DL 1.0 W Max. Frequency tolerance (standard) f_tol 20 10-6, 50 10-6 50 10-6, 100 10-6 +25 C, DL=0.1 W Turnover temperature Ti +25 C 5 C Parabolic coefficient B -0.04 10-6 / °C2 Max. Load capacitance CL 6 pF to (standard :12.5 pF) Please specify Motional resistance (ESR) R1 50 k Max. As per table below Motional capacitance C1 1.8 fF Typ. 4.0 fF to 0.6 fF MC-306 2.0 fF Typ. MC-405 / 406 Shunt capacitance C0 0.9 pF Typ. 2.0 pF to 0.6 pF MC-306 0.85 pF Typ. MC-405 / 406 Frequency aging f_age 3 10-6 / year Max. 5 10-6 / year Max. +25 C, First year Motional resistance (ESR) Frequency 20 kHz f_nom< 31.2 kHz 31.2 kHz f_nom< 40 kHz 40 kHz f_nom< 90 kHz 90 kHz f_nom120 kHz Motional resistance 55 k Max. 35 k Max. 20 k Max. 12 k Max. External dimensions (Unit:mm) . Footprint (Recommended) (Unit:mm) MC-306 MC-405 / 406 MC-306 The metal case inside of the molding compound may be exposed on the top or bottom of this product. This purely cosmetic and does not have any effect on quality, reliability or electrical specs. Do not connect #2 and #3 to external device. Internal connection (TOP VIEW) #4 #1 #2 #3 1.9 (0.9) (0.9) 5.5 0.5 8.0 Max. #4 #1 #2 #3 32.768 k E 571 Do not connect #2 and #3 of MC-406 to external device. The first digit of No. means: 5×××× MC-405 6×××× MC-406 MC-405 / 406 #4 #1 #2 #3 #4 #1 #2 #3 Internal connection in MC-406 (TOP VIEW) Internal connection in MC-405 (TOP VIEW) 2.54 2.54 #1 #4 #3 #2 10.41 Max. 9.60 32.768 k E 6571A 0.51 0.51 2.29 MC-306 MC-405 4.1 3.9 4.1 4.1 3.9 4.1 MC-406 4.2 1.3 1.3 kHz RANGE CRYSTAL UNIT SMD MC - 306 MC - 405 / MC - 406 Frequency range : 32.768 kHz (20 kHz to 120 kHz) Thickness : 8.0 × 3.8 × 2.54 mm ···MC-306 10.41 × 4.06 × 3.6 mm ···MC-405 / 406 Overtone order : Fundamental Applications : Clock and Microcomputer Product Number (please contact us) MC-306 : Q1xMC3062xxxx00 MC-405 : Q1xMC4052xxxx00 MC-406 : Q1xMC4062xxxx00 |
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