SiT9121
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SiT9121是SiTime推出的性能最强的差分振荡器，其频率稳定度达10ppm、相位抖动仅500飞秒，市面上目前仅SiTime实现了这两项的完美结合。SIT9121支持LVPECL和LVDS输出信号类型。可编程频率精度达小数点后六位，确保发挥系统最高性能。经过50000G抗冲击及70G抗振测试，MTBF（平均无故障时间）达5亿小时，高稳度应用首选。

SiT9121可组合在任何电压（2.5V至3.3V），频率稳定度（±10，±25，±50 PPM的）和封装尺寸（5032，7050）。

主要特点
参数特性
型号说明
产品应用

Frequency Range (MHz)	1 to 220
Frequency Stability (PPM)	±10, ±20, ±25, ±50
RMS Integrated Phase Jitter (12kHz – 20MHz)	0.6 ps
Temp Range (°C)	-20 to +70, -40 to +85
Supply Voltage (V)	2.5, 3.3, 2.25V to 3.63V continuous supply voltage
Package LxWxH (mm)	3.2 x 2.5 x 0.75, 5.0 x 3.2 x 0.75, 7.0 x 5.0 x 0.9
Status	Production

Features	Benefits
0.6 ps integrated RMS phase jitter (12 kHz to 20 MHz)	Excellent jitter margin for the most stringent applications such as SONET
Excellent frequency stability, as low as ±10 PPM	Better timing margin that enhances system stability and robustness
Extensive programmability Frequency from 1 to 220 MHz LVPECL and LVDS output signaling types Supply voltage of 2.5V and 3.3V Frequency stability from ±10 PPM to ±50 PPM	Customized specifications for optimal system performance Easy availability of any device specification within the operating range
Three industry standard packages	100% drop in replacement for quartz, SAW and overtone oscillators without any design changes
3-5 weeks lead time Any frequency Any voltage Any package	Reduce inventory overhead Mitigate shortage risks

SiT9121

SONET
同步以太网
10G以太网
光纤通道
PCI-Express
系统时钟

Contact Us

亿芯盛电子
QQ：
电话：0755-23774503 / 0755-23774526
联系人：陈工 13428930387
Email：aaron@sitime.cc
地址：深圳市龙华新区东环一路旭日大厦1006

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