| TYPE | HC-49U/S |
| Frequency range | 3.5MHz~125MHz |
| Crystal cut | AT;BT |
| Frequency Tolerance(at25C) | ±5ppm~±30ppm |
| Frequency Temperature Characteristics | "AT:±2.5ppm(0℃-50℃);+5ppm(-10℃-60℃);+10ppm(-20℃-70℃);+30ppm(-40℃-85°℃)"BT:±100ppm(-20°C-70°C); |
| Storage Time.Range | -40℃~+85℃ |
| Equivalent Series Resistance(ESR) | See Table |
| Load Capacitance(CL) | 4pf~∞ |
| ShuntCapacitance(Co) | <5pf |
| Insulation Resistance | >500MΩ At DC 100V |
| Drive Level | 1μw ~100μw |
| Aging(Year) | ±3ppm(Year) |
| Frequency(MHz) | Mode | ESR(Ω) |
| 3.500 ≤f<4.000 | AT/FUND | 150~100 |
| 4.000 ≤f<6.000 | AT/FUND | 100~60 |
| 6.000 ≤f<10.000 | AT/FUND | 60~50 |
| 10.000≤f<15.000 | AT/FUND | 50~30 |
| 15.000≤f<35.000 | AT/FUND | ≤ 25 |
| 21.000 ≤f<40.000 | BT/FUND | ≤ 40 |
| 25.000 ≤f<100.000 | 3rd Overtone | 80~60 |
| In addition to the parameters listed in the table, it can be designed according to customer needs | ||
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