Crystal Oscillator SMD7050，5032，3225

	Type	SMD7050 & 5032	SMD3225
频率范围	Frequency Range (MHz)	1.000~156.000 MHz	2.000 ~ 60 MHz
调整频差 (ppm)	Frequency Tolerance (at 25 °C)	Inclusive of operating temperature range, supply voltage, and load	±100ppm, ±50 ppm or ±25ppm, ±20 ppm Max
工作温度 ( °C)	Operating Temperature	±100 ppm, ±50ppm,	0 °C ~ +70°C or -40 °C ~ +85°C
		±25 ppm, ±20ppm,	0 °C ~ +70°C
储存温度 ( °C)	Storage Temperature Range	-55 °C ~ +125°C
电源电压 (V_∞)	Suply Voltage (V_∞)	5.0 V_∞ ± 10%, 3.3 V_∞ ± 10%, 2.5 V_∞ ± 10%, ??
输入电流	Input Current	1.000 ~ 44.736 MHz, 30 mA Max
高电平	Higher Potentiometer	w/ HCMDS load, 90% of V_∞ Min
低电平	Lower Poterntiometer	w/ HCMDS load, 10% of V_∞ Max
上升/下降时间	Rise/ Fall Time	1.000 ~ 34.999 MHz, 10 nsec Max 35.000 ~ 44.736 MHz, 5 nsec Max
占空因数	Duty Cycle	at 50 % of waveform w/HCMOS, 50 ± 10% (STD) or 1.4 V_∞ w/ TTL load 50 ± 5% (Optional)
负载驱动能力	Load Drive Capabbility	10 TTK load or 15 pF HCMOS load (STD)
老化率(ppm/y)	Aging	± 5ppm/year
起振时间	Start-Up Time	10 msec Max

Temperature Range		±20ppm	±25 ppm	±30ppm	±35ppm	±40 ppm	±45 ppm	±50 ppm
0 ~ +50 °C	A	∆	∆	∆	∆	∆	∆	∆
-5 ~+55°C	B	∆	∆	∆	∆	∆	∆	∆
-10 ~+60°C	C	∆	∆	∆	∆	∆	∆	∆
-20 ~+70°C	D	/	∆	∆	∆	∆	∆	∆
-30 ~+85°C	E	/	/	/	∆	∆	∆	∆
-40 ~+85°C	F	/	/	/	∆	∆	∆	∆