贴片晶振通常应用于智能电子设备场合，他是一款小型的石英晶振元件，具有薄型、高精度等特点。晶振在智能手表手环中的作用是通过传感器给智能手环连接提供信号频率，是很重要的核心部位，其中32.768Khz频率贴片晶振在其中扮演着非常重要的角色.

日本爱普生晶振FC-135R频率仅一个32.768k音叉晶体，FC-135频率32KHz至77.5MHz，是一款小体积晶振尺寸3.2x1.5mm，两脚贴片晶振，无源晶振，石英晶体谐振器，具有超小型，轻薄型，耐热及耐环境特性，特别适用于小型便捷式通讯设备，智能手表手环，钟表电子，智能手机，平板电脑，仪器仪表，水电表等。

32.768k晶振Q13FC1350001900在智能手表手环中的作用

石英晶体谐振器	尺寸	型号	频率	负载电容	精度	工作温度
X1A000141000100	3.2x1.5x0.9mm	FC-135R	32.768kHz	7pF	+/-20.0ppm	-40 to +85°C
X1A000141000200	3.2x1.5x0.9mm	FC-135R	32.768kHz	9pF	+/-20.0ppm	-40 to +85°C
X1A000141000300	3.2x1.5x0.9mm	FC-135R	32.768kHz	12.5pF	+/-20.0ppm	-40 to +85°C
X1A000141000400	3.2x1.5x0.9mm	FC-135R	32.768kHz	9pF	+/-10.0ppm	-40 to +85°C
X1A000141000500	3.2x1.5x0.9mm	FC-135R	32.768kHz	12.5pF	+/-10.0ppm	-40 to +85°C
X1A000141000600	3.2x1.5x0.9mm	FC-135R	32.768kHz	6pF	+/-20.0ppm	-40 to +85°C
X1A000141001100	3.2x1.5x0.9mm	FC-135R	32.768kHz	7pF	+/-10.0ppm	-40 to +85°C
X1A000141001500	3.2x1.5x0.9mm	FC-135R	32.768kHz	6pF	+/-15.0ppm	-40 to +85°C
X1A000141001600	3.2x1.5x0.9mm	FC-135R	32.768kHz	6pF	+/-10.0ppm	-40 to +85°C
X1A000141001900	3.2x1.5x0.9mm	FC-135R	32.768kHz	12pF	+/-10.0ppm	-40 to +85°C
X1A000141002200	3.2x1.5x0.9mm	FC-135R	32.768kHz	18pF	-20.0/+10.0ppm	-40 to +85°C
X1A000091000100	3.2x1.5x0.9mm	FC-13A	32.768kHz	12.5pF	+/-20.0ppm	-40 to +125°C
X1A000091000200	3.2x1.5x0.9mm	FC-13A	32.768kHz	12.5pF	+/-50.0ppm	-40 to +125°C
X1A000091000300	3.2x1.5x0.9mm	FC-13A	32.768kHz	9pF	+/-50.0ppm	-40 to +125°C
X1A000091000500	3.2x1.5x0.9mm	FC-13A	32.768kHz	9pF	+/-20.0ppm	-40 to +125°C
X1A000161000116	3.2x1.5x0.9mm	FC3215AN	32.768kHz	12.5 pF	+/-20.0 ppm	-40 to +105 °C
X1A000161000216	3.2x1.5x0.9mm	FC3215AN	32.768kHz	9 pF	+/-20.0 ppm	-40 to +105 °C
X1A000161000316	3.2x1.5x0.9mm	FC3215AN	32.768kHz	7 pF	+/-20.0 ppm	-40 to +105 °C

产品编码	尺寸	型号	频率	负载电容	精度	工作温度
Q13FC1350000100	3.2x1.5x0.9mm	FC-135	32.768kHz	7pF	+/-10.0ppm	-40 to +85°C
Q13FC1350000200	3.2x1.5x0.9mm	FC-135	32.768kHz	7pF	+/-20.0ppm	-40 to +85°C
Q13FC1350000300	3.2x1.5x0.9mm	FC-135	32.768kHz	9pF	+/-20.0ppm	-40 to +85°C
Q13FC1350000400	3.2x1.5x0.9mm	FC-135	32.768kHz	12.5pF	+/-20.0ppm	-40 to +85°C
Q13FC1350000500	3.2x1.5x0.9mm	FC-135	32.768kHz	12.5pF	+/-10.0ppm	-40 to +85°C
Q13FC1350000600	3.2x1.5x0.9mm	FC-135	32.768kHz	9pF	+/-10.0ppm	-40 to +85°C
Q13FC1350000800	3.2x1.5x0.9mm	FC-135	32.768kHz	9pF	+/-30.0ppm	-40 to +85°C
Q13FC1350001000	3.2x1.5x0.9mm	FC-135	32.768kHz	15pF	+/-20.0ppm	-40 to +85°C
Q13FC1350001100	3.2x1.5x0.9mm	FC-135	32.768kHz	12pF	+/-20.0ppm	-40 to +85°C
Q13FC1350001200	3.2x1.5x0.9mm	FC-135	32.768kHz	8pF	+/-20.0ppm	-40 to +85°C
Q13FC1350001300	3.2x1.5x0.9mm	FC-135	32.768kHz	10pF	+/-20.0ppm	-40 to +85°C
Q13FC1350001700	3.2x1.5x0.9mm	FC-135	32.768kHz	12.5pF	+/-30.0ppm	-40 to +85°C
Q13FC1350001900	3.2x1.5x0.9mm	FC-135	32.768kHz	12.5pF	-18.0/+22.0ppm	-40 to +85°C
Q13FC1350003900	3.2x1.5x0.9mm	FC-135	32.768kHz	7.5pF	+/-10.0ppm	-40 to +85°C
Q13FC1350004900	3.2x1.5x0.9mm	FC-135	32.768kHz	6pF	+/-20.0ppm	-40 to +85°C
Q13FC1350005700	3.2x1.5x0.9mm	FC-135	32.768kHz	10pF	+/-10.0ppm	-40 to +85°C
Q13FC1350006000	3.2x1.5x0.9mm	FC-135	32.768kHz	6pF	+/-10.0ppm	-40 to +85°C
Q13FC1350006100	3.2x1.5x0.9mm	FC-135	32.768kHz	6.5pF	+/-20.0ppm	-40 to +85°C
Q13FC1350006300	3.2x1.5x0.9mm	FC-135	32.768kHz	18pF	+/-20.0ppm	-40 to +85°C