广泛适合于航空航天的微型石英晶体振荡器X1G005591027900，晶振已经成为无处不在的元器件之一，同时也为我们带来全新的体验，每一款晶振产品的性能，都代表着其与电子产品的完美结合，并且能够展示出其巨大的价值，人们对于电子产品的刚需程度远远超乎我们的实际的想象，同时也为我们生活带来无尽的便利。而晶振在其中扮演什么样的角色呢？在所有微处理器，微控制器，GPU和CPU等，大多数情况下回选择石英晶体振荡器作为其频率确定装置来产生其时钟波形。正如我们所知，与电阻电容相比，石英晶体振荡器提供最高的精度和频率稳定性（ RC）或电感电容（LC）振荡器。
CPU时钟决定处理器运行和处理数据的速度，微处理器，时钟速度为1MHz的GPU或微控制器意味着它可以在每个时钟周期内以每秒100万次的速度处理数据。

广泛适合于航空航天的微型石英晶体振荡器X1G005591027900，而我们所知道的爱普生公司，推出了优质的SPXO振荡器，SMD振荡器，型号SG-8018CE，编码X1G005591027900，频率26.000000兆赫，输出WaveCMOS，供电电压1.62至3.63 V，尺寸(长×宽×高)3.20 × 2.50 × 1.20毫米，工作温度-40到+105°C，频率公差±50ppm，额外的OptionsN /，OSC TypeProgrammable Clock时钟OSC大多数微处理器，微控制器和GPU都有两个标记为OSC1和OSC2的振荡器引脚，用于连接外部晶振电路—标准RC振荡器网络。在这种类型的微处理器应用中，石英晶体振荡器产生一系列连续的方波脉冲，其基本频率取决于晶振本身标配输出频率。这个基本频率调节控制处理器设备的指令程序，例如，主时钟和系统时序。

Product Number	爱普生晶振型号	Frequency	LxWxH	Output Wave	Supply Voltage	Ope Temperature	Freq. Tol.	I [Max]
X1G005591027800	SG-8018CE	2.097152 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591027900	SG-8018CE	26.000000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591028000	SG-8018CE	14.318180 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591028100	SG-8018CE	36.000000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591028200	SG-8018CE	121.000000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 6.7 mA
X1G005591028300	SG-8018CE	72.000000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 5.2 mA
X1G005591028400	SG-8018CE	36.000000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591028500	SG-8018CE	33.333000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591028600	SG-8018CE	120.000000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 6.7 mA
X1G005591028700	SG-8018CE	12.582900 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591028800	SG-8018CE	26.664000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591028900	SG-8018CE	33.333333 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591029000	SG-8018CE	8.890000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591029100	SG-8018CE	20.160000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591029200	SG-8018CE	47.500000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591029300	SG-8018CE	11.400000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591029400	SG-8018CE	52.500000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 5.2 mA
X1G005591029500	SG-8018CE	12.600000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591029600	SG-8018CE	66.666600 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 5.2 mA
X1G005591029700	SG-8018CE	25.000000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591029800	SG-8018CE	10.000000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591029900	SG-8018CE	50.193300 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 5.2 mA
X1G005591030000	SG-8018CE	13.330000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591030100	SG-8018CE	27.600000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591030200	SG-8018CE	68.000000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 5.2 mA
X1G005591030300	SG-8018CE	63.200000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 5.2 mA
X1G005591030400	SG-8018CE	3.840000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591030500	SG-8018CE	20.971520 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591030600	SG-8018CE	4.000000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591030700	SG-8018CE	8.000000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591030800	SG-8018CE	7.159090 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591030900	SG-8018CE	2.048000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591031000	SG-8018CE	25.600000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591031100	SG-8018CE	30.000000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591031200	SG-8018CE	32.500000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591031300	SG-8018CE	22.000000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591031400	SG-8018CE	4.915200 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591031500	SG-8018CE	3.579546 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591031600	SG-8018CE	21.250000 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 4.4 mA
X1G005591031700	SG-8018CE	3.612700 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA
X1G005591031800	SG-8018CE	13.333333 MHz	3.20 x 2.50 x 1.20 mm	CMOS	1.620 to 3.630 V	-40 to 105 °C	+/-50 ppm	≤ 3.5 mA