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OC18T5A-1.250-0.1/-40+85 PDF预览

OC18T5A-1.250-0.1/-40+85

更新时间: 2024-11-09 20:10:11
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EUROQUARTZ /
页数 文件大小 规格书
1页 114K
描述
Oscillator,

OC18T5A-1.250-0.1/-40+85 技术参数

生命周期:Contact ManufacturerReach Compliance Code:compliant
风险等级:5.57Base Number Matches:1

OC18T5A-1.250-0.1/-40+85 数据手册

  
QUARTZ  
EURO  
OCXO - OC18T5A  
AT-Cut Crystal - Square Wave - 5.0 Volts  
1.25MHz ~ 100.0MHz  
Frequency Range 1.25MHz to 100.0MHz  
20.3 x 20.3 x 10.5mm 5 pin metal, solder-sealed package  
Supply Voltage 5.0 Volts  
AT-Cut Crystal  
Squarewave Output  
EFC (Voltage control) as standard  
OUTLINE & DIMENSIONS  
DESCRIPTION  
OC18T5A series oven-controlled crystal oscillators are close tolerance  
OCXOs with good phase noise performance.  
SPECIFICATION  
Crystal Cut:  
AT-cut  
Output Waveform:  
Supply Voltage:  
Square Wave  
+5.0 VDC ±0.2V  
1.25MHz to 100.0MHz  
Frequency Range:  
Initial Calibration Tolerance:  
Frequency Stability  
over 0° to +60°C:  
over -20° to +70°C:  
over -40° to +85°C:  
vs. Voltage Change:  
vs. Ageing:  
CON  
±0.5ppm max. (at V  
2.5V)  
±0.02ppm  
±0.05ppm  
±0.1ppm  
<±20ppb for ±5% change  
±5.0ppb max per day  
±0.5ppm per first year  
±3.0ppm over 10 years  
<±20ppb for ±5% change  
vs. Load Change:  
Warm-up Time:  
TEST CIRCUIT  
3 minutes max. to within  
±0.5ppm of nominal freq.  
Voltage Control  
CON  
Control Voltage Centre:  
Freq. Deviation Range:  
+2.5 Volts (V  
)
±5.0ppm min., ±20ppm max.  
ref. to 25°C and O.T.R.  
2.5V ±2.0Volts  
Positive: Increasing control  
voltage increases output  
frequency.  
Control Voltage Range:  
Transfer Function:  
Input Impedance:  
EFC Linearity:  
100k minimum  
±10% maximum  
Power Dissipation:  
200mA max. steady state  
500mA max. at turn on  
Output  
PART NUMBER FORMAT  
Example:  
Load:  
15pF HCMOS  
+4.5V minimum  
0.5V maximum  
Output Logic HIGH:  
Output Logic LOW:  
Duty Cycle:  
OC18GT5A-10.000-0.05/-20+70  
50%±10%  
Rise/Fall Time:  
5ns max (20%~80%)  
Frequency dependant  
+4.0±0.3VDC or custom  
OCXO Package: OC18  
RoHS Compliance  
Reference Voltage:  
G: RoHS Compliant  
Envionmental  
Storage Temperature:  
Shock:  
Blank: Non-compliant  
-55° to +125°C  
2000g, 0.3ms ½ sine  
10 ~2000Hz / 10g  
T: Output Squarewave  
5: Supply Voltage 5.0Volts  
A: AT-Cut Crystal  
Vibration:  
Nominal Frequency 10.0MHz  
Stability in ppm  
PHASE NOISE (at 10MHz)  
Operating Temperature Range °C  
Lowest Temperature/Highest Temperature  
Offset  
1Hz  
dBc/Hz  
-75  
10Hz  
-100  
100Hz -130  
1kHz  
10kHz  
-140  
-150  
EUROQUARTZ LIMITED Blacknell Lane CREWKERNE Somerset UK TA18 7HE  
Tel: +44 (0)1460 230000 Fax: +44 (0)1460 230001 info@euroquartz.co.uk www.euroquartz.co.uk  

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