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EB51F4 Series TCXO

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  • Temperature Compensated Crystal Oscillator (TCXO)
  • HCMOS output
  • 5.0V supply voltage
  • 14 pin DIP package
  • Stability to ±1.5ppm
  • External voltage control option available
 EB51F4 Oscillator

Electrical Specifications

Nominal Frequency
 1.544MHz to 44.736MHz
Frequency Stability
Initial Frequency Tolerance: ±2.5ppm at Nominal VDD and VC, at 25°C
vs. Operating Temperature Range: per Operating Temperature Ranges vs. Frequency Stabilities table below
vs. Input Voltage: ±0.3ppm Maximum (VDD ±5%)
vs. Load Change: ±0.2ppm Maximum (±10%)
vs. Aging: ±1ppm/year Maximum (25°C)
Operating Temperature Range
 per Operating Temperature Ranges vs. Frequency Stabilities table below
Supply Voltage (VDD)
 5.0VDC ±5%
Input Current
 Measured at steady state at 25°C, Nominal VDD and Nominal VC
30mA Maximum
Output Voltage Logic High (VOH) VDD-0.5VDC Minimum
Output Voltage Logic Low (VOL) 0.5VDC Maximum
Rise/Fall Time 6nSec Measured over 20% to 80% of waveform
Duty Cycle 50 ±5(%) Measured at 50% of waveform
Load Drive Capability
 30pF HCMOS Load Maximum
Storage Temperature
 -55°C to +125°C
Control Voltage (External) 2.5VDC ±2.0VDC, Positive Transfer Characteristic
Frequency Deviation ±7ppm Minimum, ±20ppm Maximum (Referenced to FO at VC=2.5VDC; VDD=5.0VDC)
Control Voltage Range (VCR) 0.0VDC to VDD
Linearity ±10% Maximum
Input Impedance 10kOhms Typical
Typical Phase Noise Measured at 25°C with Nominal VDD and VC
-70dBc/Hz at 10Hz offset
-100dBc/Hz at 100Hz offset
-130dBc/Hz at 1kHz offset
-140dBc/Hz at 10kHz offset
-145dBc/Hz at 100kHz offset

Operating Temperature Ranges vs. Frequency Stabilities

Operating Temperature Range Frequency Stability
X Denotes availability from 1.544MHz to 32.768MHz.
Y Denotes availability for any valid frequency.
±1.5ppm ±2.0ppm ±3.0ppm ±5.0ppm
0°C to +50°C Y Y Y Y
0°C to +70°C X Y Y Y
-20°C to +70°C X X Y Y
-30°C to +75°C   X Y Y
-40°C to +85°C     X Y
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Mechanical Dimensions

Pin 1: Control Voltage or No Connect Pin 8: Output
Pin 7: Ground/Case Ground Pin 14: Supply Voltage
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Part Number Constructor / Request a Quote or Sample

Please note that this form is intended to provide a listing of standard options. If you require an option or configuration that is not present here, you may want to fill out our Custom Oscillator Part Number Request Form. If you have any trouble with this form, or just have a suggestion as to how it might be improved, please contact our Webmaster.
Enter your part number:
- OR -  
Frequency in Megahertz (1.544 to 44.736):
Frequency Stability over Operating Temperature Range:
Operating Temperature Range:
Voltage Control:
Cut Leads:
Gull Wing:


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Part Numbering Guide
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Marking Specifications

Line 1: ECLIPTEK
Line 2: XX.XXX M
  • XX.XXX = Frequency (5 Digits Maximum + Decimal)
  • M = Frequency unit of measure (MHz)
Line 3: XX Y ZZ
  • XX = Ecliptek Manufacturing Identifier
  • Y = Last digit of Year
  • ZZ = Week of Year
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Environmental & Mechanical Specifications

Fine Leak Test: MIL-STD-883, Method 1014, Condition A
Gross Leak Test: MIL-STD-883, Method 1014, Condition C
Mechanical Shock: MIL-STD-202, Method 213, Condition C
Vibration: MIL-STD-883, Method 2007, Condition A
Solderability: MIL-STD-883, Method 2003
Temperature Cycling: MIL-STD-883, Method 1010
Resistance to Soldering Heat: MIL-STD-202, Method 210
Resistance to Solvents: MIL-STD-202, Method 215
Lead Integrity: MIL-STD-883, Method 2004
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Other Resources
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Category
Oscillator
Series
EB51F4
Package
14 pin DIP
Voltage
5.0V
Class
OS2W
Revision
B 02-25-2005
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