3225石英晶振27MHz资料
- 格式:pdf
- 大小:468.36 KB
- 文档页数:7
电路中,为了得到交流信号,可以用RC、LC谐振电路取得,但这些电路的振荡频率并不稳定。
在要求得到高稳定频率的电路中,必须使用石英晶体振荡电路。
石英晶体具有高品质因数,振荡电路采用了恒温、稳压等方式以后,振荡频率稳定度可以达到10^(-9)至10^(-11)。
广泛应用在通讯、时钟、手表、计算机……需要高稳定信号的场合。
石英晶振不分正负极, 外壳是地线,其两条不分正负晶振的使用晶振,在电气上它可以等效成一个电容和一个电阻并联再串联一个电容的二端网络,电工学上这个网络有两个谐振点,以频率的高低分其中较低的频率是串联谐振,较高的频率是并联谐振。
由于晶体自身的特性致使这两个频率的距离相当的接近,在这个极窄的频率范围内,晶振等效为一个电感,所以只要晶振的两端并联上合适的电容它就会组成并联谐振电路。
这个并联谐振电路加到一个负反馈电路中就可以构成正弦波振荡电路,由于晶振等效为电感的频率范围很窄,所以即使其他元件的参数变化很大,这个振荡器的频率也不会有很大的变化。
晶振有一个重要的参数,那就是负载电容值,选择与负载电容值相等的并联电容,就可以得到晶振标称的谐振频率。
一般的晶振振荡电路都是在一个反相放大器(注意是放大器不是反相器)的两端接入晶振,再有两个电容分别接到晶振的两端,每个电容的另一端再接到地,这两个电容串联的容量值就应该等于负载电容,请注意一般IC的引脚都有等效输入电容,这个不能忽略。
一般的晶振的负载电容为15p或12.5p ,如果再考虑元件引脚的等效输入电容,则两个22p的电容构成晶振的振荡电路就是比较好的选择。
晶振是为电路提供频率基准的元器件,通常分成有源晶振和无源晶振两个大类,无源晶振需要芯片内部有振荡器,并且晶振的信号电压根据起振电路而定,允许不同的电压,但无源晶振通常信号质量和精度较差,需要精确匹配外围电路(电感、电容、电阻等),如需更换晶振时要同时更换外围的电路。
有源晶振不需要芯片的内部振荡器,可以提供高精度的频率基准,信号质量也较无源晶振要好。
型号厂商参数描述封装E2SB12.0000F8E11S鸿星晶振12MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB13.0000F8E11S鸿星晶振13MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB13.5600F8E11S鸿星晶振13.56MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB14.1781F8E11S鸿星晶振14.1781MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB16.0000F8E11S鸿星晶振16MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB16.3840F8E11S鸿星晶振16.384MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB16.9340F8E11S鸿星晶振16.934MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB18.0000F8E11S鸿星晶振18MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB18.4320F8E11S鸿星晶振18.432MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB19.2000F8E11S鸿星晶振19MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mmE2SB22.1184F8E11S鸿星晶振22.1184MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB22.5792F8E11S鸿星晶振22.5792MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB24.0000F8E11S鸿星晶振24MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB24.5790F8E11S鸿星晶振24.576MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB25.0000F8E11S鸿星晶振25MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB26.0000F8E11S鸿星晶振26MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB27.0000F8E11S鸿星晶振27MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB27.1200F8E11S鸿星晶振27.12MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB28.63636F8E11S鸿星晶振28.63636MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB30.0000F8E11S鸿星晶振30MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mmE2SB36.0000F8E11S鸿星晶振36MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB37.4000F8E11S鸿星晶振37.4MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB38.4000F8E11S鸿星晶振38.4MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB40.0000F8E11S鸿星晶振40MHZ 10PPM 8PF 20°C ~ 70°C 2.5*2.0mm E2SB12.0000F8EG22S鸿星晶振12MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB13.0000F8EG22S鸿星晶振13MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB13.5600F8EG22S鸿星晶振13.56MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm14.7456MHZ 20PPM 8.5PF -30°C ~ 85°E2SB14.7456F8EG22S鸿星晶振2.5*2.0mmCE2SB16.0000F8EG22S鸿星晶振16MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mmE2SB16.9340F8EG22S鸿星晶振16.934MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB18.0000F8EG22S鸿星晶振18MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB19.2000F8EG22S鸿星晶振19.2MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB20.0000F8EG22S鸿星晶振20MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm22.1184MHZ 20PPM 8.5PF -30°C ~ 85°E2SB22.1184F8EG22S鸿星晶振2.5*2.0mmCE2SB22.5792F8EG22S鸿星晶振22.5792MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB24.0000F8EG22S鸿星晶振24MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB24.5760F8EG22S鸿星晶振24.576MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB25.0000F8EG22S鸿星晶振25MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mmE2SB27.0000F8EG22S鸿星晶振27MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB27.1700F8EG22S鸿星晶振27.12MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB28.63636F8EG22S鸿星晶振28.63636MHZ 20PPM 8.5PF -30℃ ~ 85℃ 2.5*2.0mm E2SB30.0000F8EG22S鸿星晶振30MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB32.0000F8EG22S鸿星晶振32MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB36.0000F8EG22S鸿星晶振36MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB40.0000F8EG22S鸿星晶振40MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB48.0000F8EG22S鸿星晶振48MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB50.0000F8EG22S鸿星晶振50MHZ 20PPM 8.5PF -30°C ~ 85°C 2.5*2.0mm E2SB12.0000F9M33S鸿星晶振12MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mmE2SB13.5600F9M33S鸿星晶振13.56MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB14.7456F9M33S鸿星晶振14.7456MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB16.0000F9M55S鸿星晶振16MHZMHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB16.3840F9M33S鸿星晶振16.384MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB16.9340F9M33S鸿星晶振16.934MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB18.0000F9M33S鸿星晶振18MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB19.2000F9M33S鸿星晶振19.2MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB20.0000F9M33S鸿星晶振20MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB22.1184F9M33S鸿星晶振22.1184MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB22.5792F9M33S鸿星晶振22.5792MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mmE2SB24.5760F9M33S鸿星晶振24.576MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB25.0000F9M33S鸿星晶振25MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB26.0000F9M33S鸿星晶振26MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB27.0000F9M33S鸿星晶振27MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB27.1200F9M33S鸿星晶振27.12MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB28.63636F9M33S鸿星晶振28.63636MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB30.0000F9M33S鸿星晶振30MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB32.0000F9M33S鸿星晶振32MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB36.0000F9M33S鸿星晶振36MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB40.0000F9M33S鸿星晶振40MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mmE2SB50.0000F9M33S鸿星晶振50MHZ 30PPM 9PF 40°C ~ 85°C 2.5*2.0mm E2SB12.0000F10M55S鸿星晶振12MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB13.0000F10M55S鸿星晶振13MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB13.5600F10M55S鸿星晶振13.56MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB14.7456F10M55S鸿星晶振14.7456MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB16.0000F10M55S鸿星晶振16MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB16.3840F10M55S鸿星晶振16.384MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB16.9340F10M55S鸿星晶振16.934MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB18.0000F10M55S鸿星晶振18MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB18.4320F10M55S鸿星晶振18.432MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mmE2SB20.0000F10M55S鸿星晶振20MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB22.1184F10M55S鸿星晶振22.1184MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB22.5792F10M55S鸿星晶振22.5792MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB24.0000F10M55S鸿星晶振24MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB25.0000F10M55S鸿星晶振25MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB26.0000F10M55S鸿星晶振26MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB27.0000F10M55S鸿星晶振27MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB27.1200F10M55S鸿星晶振27.12MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB28.63636F10M55S鸿星晶振28.63636MHZ 50PPM 10PF 40℃ ~ 85℃ 2.5*2.0mm E2SB30.0000F10M55S鸿星晶振30MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mmE2SB36.0000F10M55S鸿星晶振26MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB40.0000F10M55S鸿星晶振40MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB48.0000F10M55S鸿星晶振48MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB50.0000F10M55S鸿星晶振50MHZ 50PPM 10PF 40°C ~ 85°C 2.5*2.0mm E2SB12.0000F12EYYS鸿星晶振12MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB13.0000F12EYYS鸿星晶振13MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB13.5600F12EYYS鸿星晶振13.56MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB14.7456F12EYYS鸿星晶振14.7456MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB16.0000F12EYYS鸿星晶振16MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB16.3840F12EYYS鸿星晶振16.384MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mmE2SB18.0000F12EYYS鸿星晶振18MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB19.2000F12EYYS鸿星晶振19.2MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB20.0000F12EYYS鸿星晶振20MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB22.1184F12EYYS鸿星晶振22.1184MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB22.5792F12EYYS鸿星晶振22.5792MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB24.0000F12EYYS鸿星晶振24MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB24.5760F12EYYS鸿星晶振24.576MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB25.0000F12EYYS鸿星晶振25MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB26.0000F12EYYS鸿星晶振26MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB27.0000F12EYYS鸿星晶振27MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mmE2SB28.63636F12EYYS鸿星晶振28.63636MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB30.0000F12EYYS鸿星晶振30MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB32.0000F12EYYS鸿星晶振32MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB36.0000F12EYYS鸿星晶振36MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB40.0000F12EYYS鸿星晶振40MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB42.0000F12EYYS鸿星晶振42MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB50.0000F12EYYS鸿星晶振50MHZ 12PF 15PPM 20°C ~ 70°C 2.5*2.0mm E2SB12.0000F15MZZS鸿星晶振12MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB13.0000F15MZZS鸿星晶振13MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB13.5600F15MZZS鸿星晶振13.56,HZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mmE2SB16.0000F15MZZS鸿星晶振16MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB16.3840F15MZZS鸿星晶振16.384MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB16.9340F15MZZS鸿星晶振16.934MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB18.0000F15MZZS鸿星晶振18MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB19.2000F15MZZS鸿星晶振19.2MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB20.0000F15MZZS鸿星晶振20MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB22.1184F15MZZS鸿星晶振22.1184MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB22.5792F15MZZS鸿星晶振22.5792MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB24.0000F15MZZS鸿星晶振24MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB24.5760F15MZZS鸿星晶振24.576MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mmE2SB26.0000F15MZZS鸿星晶振26MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB27.0000F15MZZS鸿星晶振27MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB27.1200F15MZZS鸿星晶振27.12MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB28.63636F15MZZS鸿星晶振28.63636MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB30.0000F15MZZS鸿星晶振30MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB32.0000F15MZZS鸿星晶振32MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB40.0000F15MZZS鸿星晶振40MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB42.0000F15MZZS鸿星晶振45MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB50.0000F15MZZS鸿星晶振50MHZ 15PF 25PPM 40°C ~ 85°C 2.5*2.0mm E2SB12.0000F16M22S鸿星晶振12MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mmE2SB13.5600F16M22S鸿星晶振13.56MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB14.7456F16M22S鸿星晶振14.7456MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB16.0000F16M22S鸿星晶振16MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB16.3840F16M22S鸿星晶振16.384MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB19.2000F16M22S鸿星晶振19.2MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB20.0000F16M22S鸿星晶振20MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB22.11184F16M22S鸿星晶振22.1184MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB22.5792F16M22S鸿星晶振22.5792MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB24.0000F16M22S鸿星晶振24MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB24.5760F16M22S鸿星晶振24.576MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mmE2SB26.0000F16M22S鸿星晶振26MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB27.0000F16M22S鸿星晶振27MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB27.1200F16M22S鸿星晶振27.12MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB28.63636F16M22S鸿星晶振28.63636MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB30.0000F16M22S鸿星晶振30MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB32.0000F16M22S鸿星晶振32MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB40.0000F16M22S鸿星晶振40MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB42.0000F16M22S鸿星晶振42MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB48.0000F16M22S鸿星晶振48MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB50.0000F16M22S鸿星晶振50MHZ 16PF 20PPM 40°C ~ 85°C 2.5*2.0mmE2SB13.0000F18M22S鸿星晶振13MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB13.5600F18M22S鸿星晶振13.56MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB14.7456F18M22S鸿星晶振14.7456MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB16.0000F18M22S鸿星晶振16MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB16.3840F18M22S鸿星晶振16.384MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB16.9340F18M22S鸿星晶振16.934MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB18.0000F18M22S鸿星晶振18MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB19.2000F18M22S鸿星晶振19.2MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB20.0000F18M22S鸿星晶振20MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB22.1184F18M22S鸿星晶振22.1184MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mmE2SB24.0000F18M22S鸿星晶振24MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB24.5760F18M22S鸿星晶振24.576MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB25.0000F18M22S鸿星晶振25MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB26.0000F18M22S鸿星晶振26MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB27.0000F18M22S鸿星晶振27MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB27.1200F18M22S鸿星晶振27.12MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB28.63636F18M22S鸿星晶振28.63636MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB30.0000F18M22S鸿星晶振30MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB32.0000F18M22S鸿星晶振32MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB40.0000F18M22S鸿星晶振40MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mmE2SB48.0000F18M22S鸿星晶振48MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB50.0000F18M22S鸿星晶振50MHZ 18PF 20PPM 40°C ~ 85°C 2.5*2.0mm E2SB12.0000F20E11S鸿星晶振12MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB13.0000F20E11S鸿星晶振13MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB13.5600F20E11S鸿星晶振13.56MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB14.7456F20E11S鸿星晶振14.7456MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB16.0000F20E11S鸿星晶振16MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB16.3840F20E11S鸿星晶振16.384MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB16.9340F20E11S鸿星晶振16.934MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB18.0000F20E11S鸿星晶振18MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mmE2SB20.0000F20E11S鸿星晶振20MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB22.1184F20E11S鸿星晶振22.1184MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB22.5792F20E11S鸿星晶振22.5792MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB24.0000F20E11S鸿星晶振24MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB24.5760F20E11S鸿星晶振24.576MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB25.0000F20E11S鸿星晶振25MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB26.0000F20E11S鸿星晶振26MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB27.0000F20E11S鸿星晶振27MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB27.1200F20E11S鸿星晶振27.12MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB28.63636F20E11S鸿星晶振28.63636MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mmE2SB30.0000F20E11S鸿星晶振30MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB32.0000F20E11S鸿星晶振32MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB40.0000F20E11S鸿星晶振40MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB42.0000F20E11S鸿星晶振42MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB48.0000F20E11S鸿星晶振48MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm E2SB50.0000F20E11S鸿星晶振50MHZ 20PF 10PPM 20°C ~ 70°C 2.5*2.0mm。
鉴频器种类都有哪些?鉴频器生产厂家有哪些?鉴频器种类主要包括以下类别:鉴频器的主要生产厂家有以下这些:1、德键电子工业股份有限公司主营:鉴频器2、深圳市华晶达电子有限责任公司主营:鉴频器3、胜达平科技有限公司主营:陶瓷鉴频器J10.7M4、深圳市统一电子有限公司主营:陶瓷滤波器生产厂家5、东莞佑田电子科技有限公司主营:陶瓷鉴频器6、中国德键精密功率元器件有限公司主营:陶瓷鉴频器7、深圳市中永昌电子有限公司主营:TDK陶瓷鉴频器8、深圳晶锐达电子有限公司主营:晶锐达陶瓷鉴频器9、中投信德产业研究中心主营:陶瓷鉴频器项目可行性研究报告10、中国企业技术网主营:鉴频器专利技术11、中国企业技术网主营:鉴频器相关技术汇编12、成都万宁达科技有限公司主营:鉴频器加工配方技术专题13、热门专利网主营:鉴频器生产工艺技术资料14、热门专利网主营:鉴频器生产工艺技术15、顺德区昊胜传感仪器有限公司主营:负差压传感器鉴频器差压传感器16、天津凯士达仪器仪表有限公司主营:负差压传感器鉴频器差压传感器17、深圳市中永昌电子有限公司主营:直插鉴频器18、深圳市中永昌电子有限公司主营:日本村田陶瓷鉴频器因篇幅限制以及信息时效性原因,仅仅只上传前面的一部分排名靠前的鉴频器知名企业。
需要查看更多新的完整鉴频器商家信息,请登陆一呼百应网进行搜索查阅。
点击鉴频器查阅/p/BCF8C6B5C6F7.html出师表两汉:诸葛亮先帝创业未半而中道崩殂,今天下三分,益州疲弊,此诚危急存亡之秋也。
然侍卫之臣不懈于内,忠志之士忘身于外者,盖追先帝之殊遇,欲报之于陛下也。
诚宜开张圣听,以光先帝遗德,恢弘志士之气,不宜妄自菲薄,引喻失义,以塞忠谏之路也。
宫中府中,俱为一体;陟罚臧否,不宜异同。
若有作奸犯科及为忠善者,宜付有司论其刑赏,以昭陛下平明之理;不宜偏私,使内外异法也。
侍中、侍郎郭攸之、费祎、董允等,此皆良实,志虑忠纯,是以先帝简拔以遗陛下:愚以为宫中之事,事无大小,悉以咨之,然后施行,必能裨补阙漏,有所广益。
进口石英晶体振荡器完整料号本文由 编辑整理电子技术日益发达具奇美电内部透露明年所有产品线,包括电视,监视器,平板电脑,手机等产品都要达到20%市占率的目标,智能手机大量出货,可能而知现在电子产品在市场的地位,而支撑这些产品顺利出货的幕后CEO电子元器件贴片晶振是其中之一,每部手机必须用到的32.768K晶体,石英振荡器3225就这二个元件也足以带动整个行业销量.各个品牌手机结构不同设计的电路板也有大同小异,CDMA智能手机必须用到石英晶体3225 26MHZ蓝牙也一样,ATM一般用12MHZ 3225振荡器,振荡器可能有很多人会混淆一连串的字母不知道哪个是哪个,可能有些采购商工程跟他说找有源晶振DSV就给了他这三个字母,而采购又是刚刚上任不久不知道这是什么东西只知道带电压有源晶振,这里列举一些比较常用的进口日产石英晶体振荡器料号.日本株式大真空晶体振荡器DSO开头属于普通振荡器料号(SPXO)料号频率范围产品尺寸封装DSO321SBM 0.7 to 90MHz 3.2×2.5×1.1 3K/盘装DSO321SBN 0.7 to 90MHz 3.2×2.5×1.1 3K/盘装DSO323SD 13.5 to 212.5MHz 3.2×2.5×1.1 3K/盘装DSO323SK 13.5 to 212.5MHz 3.2×2.5×1.1 3K/盘装DSO321SW 3 to 60MHz 3.2×2.5×0.9 3K/盘装DSO211AR 0.4 to 80MHz 2.0×1.6×0.72 3K/盘装DSO221SBM 3.25 to 52MHz 5×2.0×0.815 3K/盘装DSO221SR 0.2 to 167MHz 2.5×2.0×0.815 3K/盘装DSO531SBM 0.7 to 90MHz 5.0×3.2×1.1 1K/盘装DSO533SJ 13.5 to 212.5MHz 5.0×3.2×1.1 1K/盘装DSO533SK 13.5 to 212.5MHz 5.0×3.2×1.1 1K/盘装DSO751SBM 0.7 to 90MHz 7.3×4.9×1.5 1K/盘装DSO751SR 0.2 to 167MHz 7.3×4.9×1.5 1K/盘装DSO753HK 212.5 to 350MHz 7.0×5.0×2.0 1K/盘装DSO753SD 13.5 to 212.5MHz 7.3×4.9×1.5 1K/盘装DSO753SJ 13.5 to 212.5MHz 7.3×4.9×1.5 1K/盘装DSB开头属于温补振荡器(TCXO)料号频率范围产品尺寸封装DSB321SDA 9.6 to 52 MHz 3.2×2.5×0.9 3K/盘装DSB321SCL 9.6 to 52 MHz 3.2×2.5×0.9 3K/盘装DSB211SCL 13 to 52 MHz 2.1×1.7×0.63 3K/盘装DSB211SDB 13 to 52 MHz 2.1×1.7×0.63 3K/盘装DSB221SCL 9.6 to 52 MHz 2.5×2.0×0.8 3K/盘装DSB221SDA 9.6 to 52 MHz 2.5×2.0×0.8 3K/盘装DSB535SD 9.6 to 40 MHz 5.0×3.2×1.05 1K/盘装DSB535SC 10 to 30MHz 5.0×3.2×1.35 1K/盘装DSB535SG 10 to 40 MHz 5.0×3.2×1.35 1K/盘装DSV开头属于压控振荡器(VCXO)料号频率范围产品尺寸封装DSV531SB 5 to 50MHz 5.0×3.2×1.2 1K/盘装DSV531SV 1.25 to 80MHz 5.0×3.2×1.2 1K/盘装DSV532SV 1.25 to 80MHz 5.0×3.2×1.1 1K/盘装DSV753SB 4 to 50MHz 7.0×5.0×2.0 1K/盘装DSV753SK 40 to 170MHz 7.3×4.9×1.5 1K/盘装DSV753SD 80 to 170MHz 7.3×4.9×1.5 1K/盘装DSV321SR 6.75 to 90MHz 3.2×2.5×1.1 3K/盘装DSV323SJ 80 to 170MHz 3.2×2.5×1.1 3K/盘装DSV323SK 40 to 170MHz 3.2×2.5×1.1 3K/盘装DSV221SR 7.5 to 60MHz 2.5×2.0×0.815 3K/盘装DSV221SV 6.75 to 90MHz 2.5×2.0×0.815 3K/盘装DSV211AV 12 to 80MHz 2.0×1.6×0.72 3K/盘装DSA开头属于压控温补振荡器(VC-TCXO)料号频率范围产品尺寸封装DSA211SCL 13 to 52 MHz 2.1×1.7×0.63 3K/盘装DSA221SDA 9.6 to 52 MHz 2.5×2.0×0.8 3K/盘装DSA221SJ 10 to 40 MHz 2.5×2.0×0.8 3K/盘装DSA221SCL 9.6 to 52 MHz 2.5×2.0×0.8 3K/盘装DSA321SDA 9.6 to 52 MHz 3.2×2.5×0.9 3K/盘装DSA321SCL 9.6 to 52 MHz 3.2×2.5×0.9 3K/盘装DSA535SG 10 to 40 MHz 5.0×3.2×1.35 1K/盘装DSA535SC 10 to 30MHz 5.0×3.2×1.35 1K/盘装DSA535SD 9.6 to 40 MHz 5.0×3.2×1.05 1K/盘装日产爱普生振荡器系列TCO开头温补振荡器料号频率范围产品尺寸封装TCO-7087 1.5 to 160.00MHZ 7.0×5.0×1.6 1K/盘装TCO-710X 1.5 to 75MHZ 5.0×3.2×1.0 1K/盘装SG-310 2.0 to 80.0MHZ 3.2×2.5×1.05 3K/盘装TG-5035CE 10.0 to 40.0MHZ 3.2×2.5×0.9 3K/盘装VG开头压控振荡器料号频率范围产品尺寸封装VG-4232CA 60 to 80.0MHZ 7.0×5.0×1.4 1K/盘装VG-4231CB 1.0 to 80.0MHZ 5.0×3.2×1.2 1K/盘装VG-4231CA 1.0 to 60.0MHZ 7.0×5.0×1.4 1K/盘装日产西铁城振荡器系列CSX开头压控振荡器料号频率范围产品尺寸封装CSX532T 12.8 to 26.0MHZ 3.2×2.5×1.0 1K/盘装CSX-750V 2.0 to 4.0MHZ 7.0×5.0×1.6 1K/盘装CSX750F 1.0 to 80.0MHZ 7.0×5.0×1.6 1K/盘装CSX325T 1.0 to 38.0MHZ 3.2×2.5×1.0 3K/盘装CSX325P 1.0 to 125.0MHZ 3.2×2.5×1.0 3K/盘装CSX-252T 19.2 to 38.4MHZ 2.5×2.0×1.0 3K/盘装振荡器根据振荡形式不同又可分很多种,比如石英晶体振荡器,环形振荡器,石英晶体多谐振荡器,通过电容的充电和放电使两个暂稳态相互交替,不用触发来产生自激振荡输出周期性的矩形脉冲信号又含有丰富的谐波分量这种叫做多谐振荡器,多谐振荡器主要利用谐振原理实现的振荡器.而石英晶体振荡器则利用压电效应,在石英晶片受到外加交变电场的作用下产生机械振动,当交变电场的频率与石英晶体的固有频率相同时,振动变得更强烈这就是晶体谐振特性的反应.因此信号发生电路上要产生方波时主要的起振元件大多会采用晶体振荡器.。
ECEC Name:M27000E045
SPECIFICATION OF QUARTZ CRYSTAL UNITS
1.HOLDER TYPE:XS-322527.000 MHz
2.GENERAL
2-1 FREQUENCY (F0) 27.000 MHz
2-2 MODE OF OSCILLATION (Mn)FUNDAMENTAL
)-20℃/+70℃
2-3 OPERATION TEMPERATURE RANGE (T
2-4 STORAGE TEMPERATURE RANGE (Ts)-40℃/+85℃
2-5 TEST SET S&A 250B ANALYSIS SYSTEM
2-6 DRIVE LEVEL (DL)100±2μw
2-7 LOADING CAPACITANCE (CL)12pF
3.ELECTRICAL CHARACTERISTICS
(This test shall be performed under the condition of temperature at 25±3℃.)
3-1 FREQUENCY TOLERANCE (△f)±20ppm Max
3-2 EQUIVALENT RESISTANCE (Rr)40ΩMax/Series
3-3 TEMPERATURE DRIFT (T C)±25ppm/ Max-20℃/+70℃
3-4 SHUNT CAPACITANCE (C0)<5pF
3-5 INSULATION RESISTANCE 500MΩmin/DC 100V±15V
(Lead to lead ,case to lead)
4.DIMENSIONS AND MARKING
4-1 HOLDER TYPE XS-3225
4-2 DIMENSION (mm) Array DESIGN INSPECTION
ZHEJIANG EAST CRYSTAL ELECTRONIC.CO.,LTD
4-4-2 Dimensions of the reel
4-4-3 Packing and Label
1 Reel=3000pcs
Box type(Reel quantity)Box size(L×W×H) mm
Atype
200×200×140
Manufactory name: ZHEJIANG EAST CRYSTAL ELEC.CO.,LTD
ZHEJIANG EAST CRYSTAL ELECTRONIC.CO.,LTD
5-5.REFLOW(WAVE)SOLDERING
Following profile of heat stress is applied to resonator,then being place in the natural
condition for 1 hour,resonator shall be measured.
260±5℃ 10~20sec
150~190℃ 120sec
5-6.SOLDERING DIP
Terminals/lead-wires of specimen shall be dipped into solder melter tank
at +260℃±5℃ for 3 sec.
Dipping depth shall be 2mm from the bottom of specimens body.(After
applying ROSIN FLUX) soldering portion shall be covered in over 95% of
Terminals/lead-wires dipped.
5-7.HUMIDITY
Electrical characteristics shall be satisfied after letting it alone at 65±2℃
in humidity of 90~95% for 500 hours.
5-8.STORAGE IN LOW TEMPRATURE
Electrical characteristics shall be satisfied after letting it alone at -40±2℃
for 500 hours.
5-9.STORAGE IN HIGH TEMPRATURE
Electrical characteristics shall be satisfied after letting it alone at 85±2℃
for 500 hours.
DESIGN INSPECTION ZHEJIANG EAST CRYSTAL ELECTRONIC.CO.,LTD
No:ECAB110107Date:
2011/1/27
6.Structure Illustration
No.
123456
DESIGN INSPECTION
郑圣娥施俊妍
Internal Electrode PKG(Base)
ZHEJIANG EAST CRYSTAL ELECTRONIC.CO.,LTD
CERAMIC+Au PLATING Au PLATING QUARTZ CRYSTAL UNITS
Materials
Items
LID(Cap)External Electrode Fe ALLOY
Ag SiO2
Ag+Epoxy Resin Element(Blank)
Conductive Adhesive 1
5
4
3
2
6。