5MHz High Short Term Frequency Stability OCXO

Frequency: 5MHz
Supply Voltage: 12V
Temperature Stability: ≤±0.05ppb
Aging Rate: ≤±0.05ppb/day
Short-Term Frequency Stability: ≤8E-14 @ 10s
Low Phase Noise:
1Hz: -130dBc/Hz
10Hz: -150dBc/Hz

XTALVCOCXO-5050-5M-12V-2060-SW 是一款超高稳定度的恒温晶体振荡器（OCXO），采用 12V 供电，外形尺寸为 50×50×38mm。该产品在 -20°C 至 +60°C 的工作温度范围内，具有 ≤±0.05ppb 的优异温频特性，其日老化率 ≤±0.2ppb/天。此外，它还具备卓越的近端相位噪声性能（在 1Hz 处为 -130dBc/Hz），以及 ≤8E-14/10s 的顶级短期频率稳定度。该产品不仅能够满足校准与计量实验室对超高稳定度频率标准的需求，还可作为各类同步系统的授时基准，包括精密定位系统的基站设备。

Electrical Specification 电气参数

Specifications	Condition	Min.	Typ.	Max.	Unit
Nominal Frequency			5		MHz
Pulling Range	Positive	0.05		-0.05	ppm
Linearity				10	%
Voltage-Controlled Voltage		0		10	V
Frequency Accuracy	Factory Calibration Value，+25℃,VC=5.0V	-0.05		+0.05	ppm
Ambient	-20～+60℃, fref=(fmax+fmin)/2	-0.05		+0.05	ppb
Power Supply Frequency Characteristics	12V±5%	-0.01		+0.01	ppb
Load Frequency Characteristics	50Ω±5%	-0.02		+0.02	ppb
G-Sensitivity	Gamma	-1		+1	ppb
Aging	Daily Yearly	-0.05 -10		+0.05 +10	ppb
Short Term Frequency Stability	10s			0.08	ppt
Signal Power	Sine wave	7		11	dBm
Harmonic Suppression				-50	dBc
Spurious Suppression				-80	dBc
Current @Turn on				1000	mA
Current @Stable	@25℃			400	mA
Supply Voltage	±5%		12		V
Output Load			50		Ω
Input Impedance		10			KΩ
Reference Voltage		4.9	5.0	5.1	V
Phase Noise	1Hz		-130		dBc/Hz
	10Hz		-150
	100Hz		-157
	1KHz		-160
	10KHz		-160
Operable Temp. Range		-20		60	℃
Storage Temp. Range		-55		105	℃