又一波晶振规格选型雨直落工程的心坎.选决定一切,当然参数也是很重要的,选对参数就等于少费苦力.有些时候对晶振不太了解,也成了苦恼的问题.晶振封装极多,现最小的是2012晶振,排名第二的则是2016晶振,两个小体积的晶振不仅有32.768KHZ频率也有MHZ频率.其次就是2520贴片晶振,3215晶振,3225晶振,4115晶振,4.8*1.9晶振(简称5020晶振),5032晶振,6035晶振,7050晶振,8045晶振,这些都只是贴片封装的一些尺寸.插件的就更多了.每种系列的参数规格泰河电子都会一一整理出来供大家参考选型.有些未来的及整的可以联系咨询泰河的工作人员.

LxWxH	Model	Frequency	CL Value	Freq.tol. @+25°C	Oper. Temper. range	ESR[MAX]	Drive Level[Max]	Tumover Temperature
3.2 x 1.5 x 0.9 mm	FC13A晶振	32.768000 kHz	12.5 pF	+/-20.0 ppm	-40 to +125 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC13A晶振	32.768000 kHz	12.5 pF	+/-50.0 ppm	-40 to +125 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC13A晶振	32.768000 kHz	9 pF	+/-50.0 ppm	-40 to +125 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC13A晶振	32.768000 kHz	9 pF	+/-20.0 ppm	-40 to +125 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135R晶振	32.768000 kHz	7 pF	+/-20.0 ppm	-40 to +85 °C	≤ 50 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135R晶振	32.768000 kHz	9 pF	+/-20.0 ppm	-40 to +85 °C	≤ 50 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135R晶振	32.768000 kHz	12.5 pF	+/-20.0 ppm	-40 to +85 °C	≤ 50 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135R晶振	32.768000 kHz	9 pF	+/-10.0 ppm	-40 to +85 °C	≤ 50 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135R晶振	32.768000 kHz	12.5 pF	+/-10.0 ppm	-40 to +85 °C	≤ 50 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135R晶振	32.768000 kHz	6 pF	+/-20.0 ppm	-40 to +85 °C	≤ 50 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135R晶振	32.768000 kHz	7 pF	+/-10.0 ppm	-40 to +85 °C	≤ 50 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135R晶振	32.768000 kHz	6 pF	+/-15.0 ppm	-40 to +85 °C	≤ 50 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135R晶振	32.768000 kHz	6 pF	+/-10.0 ppm	-40 to +85 °C	≤ 50 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	7 pF	+/-10.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	7 pF	+/-20.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	9 pF	+/-20.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	12.5 pF	+/-20.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	12.5 pF	+/-10.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	9 pF	+/-10.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	9 pF	+/-30.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	9 pF	+/-8.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	15 pF	+/-20.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	12 pF	+/-20.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	8 pF	+/-20.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	10 pF	+/-20.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	12.5 pF	+/-30.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	12.5 pF	-18.0/+22.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	6 pF	+/-20.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	10 pF	+/-10.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	6 pF	+/-10.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	6.5 pF	+/-20.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC
3.2 x 1.5 x 0.9 mm	FC-135晶振	32.768000 kHz	18 pF	+/-20.0 ppm	-40 to +85 °C	≤ 70 KΩ	≤ 0.5 µW	+25ºC +/-5ºC

　　爱普生晶振3215系列贴片晶振都是以32.768K系列为主,常用的负载12.5PF,精度20PPM,是手机晶振最佳之选.FC-135晶振及FC-135R晶振的规格书献上.

Item	Symbol	FC-135R	FC-135晶振		Condition/Remarks
Nominal	f_nom	32.768kHz	32.768kHz	32kHz to 77.5kHz	Please contact us for inquiries regarding available frequencies.
frequency range
Storage temperature	T_stg	-55°C to +125°C			Store as bare product.
Operating temperature	T_use	-40°C to +85°C (+105 °C)			Please contact us about +85 °C < T_use
Level of drive	DL	0.5µW (1.0µW Max.)			Please contact us if you require 1.0µW Max.
Frequency tolerance (standard)	f_tol	±20 × 10^-6			+25°C,DL=0.1µW Please ask for tighter tolerance
Turnover temperature	Ti	+25°C ±5°C
Parabolic coefficient	B	-0.04 × 10^-6/ °C² Max.
Load capacitance	CL	7pF, 9pF, 12.5pF			Please specify
Motional resistance	R1	50kΩ Max.	70kΩ Max.	70kΩ to 45kΩ
(ESR)
Motional capacitance	C1	3.4fF Typ.	3.4fF Typ.	3.7fF to 1.6fF
Shunt capacitance	C0	1.1pF Typ.	1.0pF Typ.	1.3pF to 0.5pF
Frequency aging	f_age	±3 ×10^-6 / year Max.			+25°C, First year