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MC-405 Datasheet(PDF) 1 Page - Epson ToYoCom |
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MC-405 Datasheet(HTML) 1 Page - Epson ToYoCom |
1 / 2 page Actual size http://www.epsontoyocom.co.jp Crystal unit Crystal unit Crystal unit Crystal unit Epson Toyocom Epson Toyocom Epson Toyocom Epson Toyocom Specifications (characteristics) Item Symbol Specifications Remarks Nominal frequency range f_nom 32.768 kHz 20 kHz to 165 kHz 307.2 kHz(MC-405 / 406) Please contact us regarding available frequencies Storage temperature T_stg -55 °C to +125 °C Store as bare product after unpacking Temperature range Operating temperature T_use -40 °C to +85 °C Level of drive DL 1.0 µW Max. Frequency tolerance (standard) f_tol ±20 × 10-6, ±50 × 10-6 ±50 × 10-6, ±100 × 10-6 +25 °C, DL=0.1 µW 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 Ω Max. 55 k Ω to 6 kΩ As per below table 1.8 fF Typ. MC-306 Motional capacitance C1 2.0 fF Typ. 4.0 fF to 0.6 fF MC-405 / 406 0.9 pF Typ. MC-306 Shunt capacitance C0 0.85 pF Typ. 2.0 pF to 0.6 pF 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_nom< 130 kHz 130 kHz≤f_nom≤165 kHz 307.2 kHz Motional resistance 55 k Ω Max. 35 k Ω Max. 20 k Ω Max. 12 k Ω Max. 10 k Ω Max. 6 k Ω Max. External dimensions (Unit:mm) . Footprint (Recommended) (Unit:mm) MC-306 MC-405 / 406 MC-306 Metal may be expos ed on the top or bottom of this product. T his will not affec t any quality, reliability or electrical spec. 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 57 1 Do not c onnect #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 165 kHz) •Thickness : 2.54 mm Max.(MC-306) 3.60 mm Max.(MC-405 / 406) •Overtone order : Fundamental /Overtone (307.2 kHz) •Applications : Clock and Microcomputer Product Number (please contact us) MC-306 : Q13MC3061xxxx00 MC-405 : Q14MC4051xxxx00 MC-406 : Q14MC4061xxxx00 |
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