Features
A surface mount version of the AT-49.
High reliability by a hermetically sealed metal package.
Correspond to automatic mounting and reflow soldering.
AEC-Q200 Compliant
SMD Quartz Crystal HC-49SMDa
Glass seal SMD crystal
49SMD small size
RoHS compliant Lead free soldering
1. ELECTRICAL SPECIFICATIONS
| No. | Item | Symb | Electrical Specification | Remark | |||
| Min. | Type | Max. | Units | ||||
| 1 | Nominal Frequency | F0 | 6.7458 | 33.900 | MHz | ||
| 2 | Mode of Vibration | Fundamental △3rd Overtone △5th Overtone |
|||||
| 3 | Frequency Tolerance | △F/F0 | ±10 | ±30 | ±50 | ppm | at 25℃±3℃ |
| 4 | Operating Temperature Range | TOPR | -20~70 -40~85 |
℃ | |||
| 5 | Frequency Stability | TC | ±30 | ±50 | ppm | ||
| 6 | Storage Temperature | TSTG | -40 | - | 85 | ℃ | |
| 7 | Load capacitance | CL | 6~specify | pF | |||
| 8 | Equivalent Series Resistance | ESR | Seepage 1 | Ω | |||
| 9 | Drive Level | DL | - | 10 | μW | ||
| 10 | Insulation Resistance | IR | 500 | - | - | MΩ | At 100VDC |
| 11 | Shunt Capacitance | Co | 7 | pF | |||
| 12 | Aging Per Year | Fa | -5 | - | 5 | ppm | First Yea |
| 13 | Package type | 7.2*4.1*2.0 | |||||
2. Dimension (Unit: mm)
3.For more FAQs and other services, please click on the image below to view.
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