Email: sales@xtalong.com Tel: +86-28-80192520
The production of HC-49U crystals involves a meticulous process that ensures high quality and reliability. With their wide range of applications and advantages, HC-49U crystals play a crucial role in modern electronics.
该元件是一款采用 HC49U 封装基座的微型 AT 切割条状晶体单元。主要应用于移动通信、Wi-Fi、蓝牙及电信设备等领域。
HC49U 系列元件亦支持第三次泛音模式。
电气性能:电气特性参数均通过 S&A250B 仪器进行测量。
ELECTRICAL CHARACTERISTICS
NO | Item | Requirements |
2.1 | Center Fequency | 24.0000MHz |
2.2 | Mode of Vibration | AT-FUND CUT |
2.3 | Adjustment Tolerance | -20/+20 ppm Max at 25℃ |
2.4 | Load Capacitance | 20 pf |
2.5 | Equivalent Series' Resistance | 30 Ohm Max at 25℃ |
2.6 | Drive Level | 10 uW Max |
2.7 | Shunt Capacitance | 7.0 pf MAX |
2.8 | Motional Capacitance | |
2.9 | Operating temperature range | -40℃~+85℃ |
2.10 | Frequency stability vs. operating temperature | ±30 PPM at -20℃~+70℃ |
2.11 | Storage Temperature Range | -40℃~+125℃ |
2.12 | Insulation Resistance | 500 Mohm Min at DC100V±10V |
2.13 | Aging/year | ±5PPM/year Max |
2.14 | Equipment | KH-1200 PI-Network Crystal Measurement S&A 4220+KH1200-TS Temp Character' Tester |


Storage of crystal units under higher temperature or high humidity for a long term may affects frequency stability or solderability. Please store the crystal units under the normal temperature and humidity without exposing to direct sunlight and dew condensation, and avoid the storage of crystal units for more than 6 months, and mount them as soon as possible after unpackinge.
联系人:Katya Vane
手机:+86-18884136031
电话:+86-28-80192520
邮箱:sales@xtalong.com
地址: No.4 of XinHang Road, West of High-tech zone, Chengdu City 611731, China