晶振PXO参数如下: Power voltage : +5Vdc +/- 5%,+3.3Vdc+/-5% Power current : 20mA (MAX) Waveform : TTL/CMOS Duty cycle : 40/60% Rise Time:6ns(Max) Fall Time:6ns(Max) Start Time:10ms(Max) Frequency stability Vs Temp : +/- 10ppm (-20 ~ +70 C) Package : 20.4 x 12.8 x 5.0mm,12.8 x 12.8 x 5.0mm Agek Resistance:+/-3ppm(Max) 有需要的朋友请联系我,谢谢!!! !