-40C to 85C，高度：3.8+/-0.3mm, X49SM20MSD2SI; 49SMD/HC-49SMD， 表面贴片， 20MHZ， 20PF， 20PPM， 编带； 制造商：YXC
X49SM20MSD2SI,
Surface Mount Crystal Oscillator, 20MHz, 20PF, -40C to 85C, Operating/Storage Temperature,高度：3.8+/-0.3mm,
Features：
Surface mount, HC-49SMD package (SMD metal Can) ,
40 ohm max. ESR,
1000 pieces/reel,
drive level: 100uW typical, 500uW maximum,
Vibration Mode: Fundamental AT;
frequency tolerance: +/-20 ppm;
stability:+/-20 ppm;
Shunt capacitance: 7 pF;
aging: +/-3 ppm/year max.;
External dimensions: 11.4mm L x 4.8mm W x 3.8 mm H.
ROHS compatible, ISO 9001 certified Manufacturer.
Lead-free reflow profile:
160C~180C preheat 120 seconds max.
Peimary heat: 220C 60 seconds max.
Peak: 260C 10 seconds max.
Dimension of the Crystal:
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Construction of Quartz Resonator:
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| 参数名称 | 参数值 |
|---|
| 工作温度 | - |
| 晶振类型 | 49SMD |
| 主频 | 20MHz |
| 频率公差 | ±20ppm |
| 负载电容值 | 20pF |
| 工作温度 | -40℃ ~ +85℃ |
