MC-306
- Brand： EPSON
- Size/Package： 8.0 x 3.8 x 2.54 mm
- Parameter： 32.768KHz
- Load Cap： 6,7,12.5pF
- Freq Tolerance： ±20,±50ppm
- Operating Temp： -40℃~+85℃
- Package： 4P 8038
- Applications： Clock and Microcomputer
- Parameters
- Brand： EPSON
- Size/Package： 8.0 x 3.8 x 2.54 mm
- Parameter： 32.768KHz
- Load Cap： 6,7,12.5pF
- Freq Tolerance： ±20,±50ppm
- Operating Temp： -40℃~+85℃
- Package： 4P 8038
- Applications： Clock and Microcomputer
Specifications
| Item | Symbol | Specifications | Condition/Remarks | |
|---|---|---|---|---|
| MC-306 | MC-306 TYPE | |||
| Nominal frequency range | f_nom | 32.768kHz | 20kHz to 120kHz | Please contact us regarding available frequencies |
| Storage temperature | T_stg | -55°C to +125°C | Store as bare product. | |
| Operating temperature | T_use | -40°C to +85°C | ||
| Level of drive | DL | 1.0µW Max. | ||
| Frequency tolerance (standard) | f_tol | ±20 × 10-6, ±50 × 10-6 | ±50 × 10-6, ±100 × 10-6 | +25°C, DL=0.1µW |
| Turnover temperature | Ti | +25°C ±5°C | ||
| Parabolic coefficient | B | -0.04 × 10-6/ °C2 Max. | ||
| Load capacitance | CL | 6pF to ∞ (standard :12.5pF) | Please specify | |
| Motional resistance (ESR) | R1 | 50kΩ Max. | As per below table | |
| Motional capacitance | C1 | 1.8fF Typ. | 4.0fF to 0.6fF | |
| Shunt capacitance | C0 | 0.9pF Typ. | 2.0pF to 0.6pF | |
| Frequency aging | f_age | ±3 ×10-6 / year Max. | ±5 ×10-6 / year Max. | +25°C, First year |
MC-306 TYPE Motional resistance (ESR)
| Frequency | 20kHz≤f_nom<31.2kHz | 31.2kHz≤f_nom<40kHz | 40kHz≤f_nom<90kHz | 90kHz≤f_nom<120kHz |
|---|---|---|---|---|
| Motional resistance | 55kΩ Max. | 35kΩ Max. | 20kΩ Max. | 12kΩ Max. |
External dimensions
(Unit: mm)
Footprint
(Unit: mm)
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