差分晶振是指能够输出差分信号的晶振,输出差分信号使用2种相位彼此完全相反的信号，从而消除了共模噪声,并产生一个更高性能的系统。
爱普生晶振型号SG7050EEN，是一款LV-PECL差分输出振荡器，宽频率范围25MHz至200MHz，电源电压2.5V,3.3V。其中156.250000MHz，+/-50ppm晶振是爱普生的一款额定频率156.250000MHz的石英晶体振荡器，7050封装6脚贴片晶振，具有小尺寸，高稳定性，原厂产品编码X1G005131001700，在美国等北美市场销售的同一产品编码是爱普生差分晶振中的热销型号之一。可以在-40℃至85℃的温度内稳定工作,频率公差为+/-50ppm。该产品能够轻易识别网络信号以及精确的处理双极信号.广泛应用于5G通讯设备、机顶盒、光端机、安防设备、路由器/交换机、仪器仪表、SATA，SAS，PCBA，光纤通信，10G以太网及各种频率控制设备上。
PCBA专用系列晶振产品编码X1G005131001700差分输出振荡器
| 产品编码 |
  型号
|
  频率
|
 有源晶振
|
  输出波
|
  电源电压
|
  工作温度
|
| X1G005131000100 | SG7050EEN | 100.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131000200 | SG7050EEN | 125.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131000500 | SG7050EEN | 156.250000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131000600 | SG7050EEN | 156.253906MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131001000 | SG7050EEN | 50.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131001200 | SG7050EEN | 50.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131001400 | SG7050EEN | 156.253906MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131001700 | SG7050EEN | 156.250000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131001800 | SG7050EEN | 156.250000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 105 °C |
| X1G005131001900 | SG7050EEN | 156.253906MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 105 °C |
| X1G005131002000 | SG7050EEN | 122.880000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131002100 | SG7050EEN | 125.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 105 °C |
| X1G005131002200 | SG7050EEN | 125.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131002500 | SG7050EEN | 200.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131003000 | SG7050EEN | 25.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131003200 | SG7050EEN | 95.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 105 °C |
| X1G005131003300 | SG7050EEN | 200.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131003400 | SG7050EEN | 155.520000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131003600 | SG7050EEN | 100.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131003700 | SG7050EEN | 150.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131003800 | SG7050EEN | 25.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005131100500 | SG7050EEN | 156.250000MHz | 7.00x5.00x1.70mm | LV-PECL | 2.375 to 2.625 V | -40 to 85 °C |
| X1G005131100700 | SG7050EEN | 50.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 2.375 to 2.625 V | -40 to 85 °C |
| X1G005131100900 | SG7050EEN | 100.000000MHz | 7.00x5.00x1.70mm | LV-PECL | 2.375 to 2.625 V | -40 to 85 °C |
| X1G005551000100 | SG7050EEN | 212.500000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
| X1G005551000200 | SG7050EEN | 312.500000MHz | 7.00x5.00x1.70mm | LV-PECL | 3.135 to 3.465 V | -40 to 85 °C |
差分晶振近年来逐渐出现在我们的视线中，以及越来越多的电子工程师会更青睐差分晶振。随着信息化的发展，差分晶振高性能、低功耗、低噪声的优点，使其成为很多设计适合的方案。但仍有不少电子工程师对差分晶振选型上存在误区以及盲点。差分晶振与常规晶振不同，差分有源晶振有不同的输出信号，LVPECL，LVDS，HCSL是差分晶振通用的输出信号。
511ACA156M250CAG 3225 156.2500M LVPECL 3.3V 20PP 6P Skyworks
Greenray格林雷晶振,T1215差分晶振,T1215-T57-PE-5.0-LG-B-300MHz-E晶振
美国格林雷晶振,T124移动通讯晶振,T124-T16-3.3-32.768kHz-E晶振
Greenray格林雷晶振,T121有源晶振,T121-T57-100.0MHz温补晶振
