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EB71F71 Series OCXO
Oven Controlled Crystal
Oscillator (OCXO)
AT-Cut Crystal
HCMOS output
5.0V supply voltage
5 pin DIP package
Stability to ±50ppb
External voltage control
Electrical Specifications
Check Stock
Quote/Sample
10.000MHz, 12.288MHz, 12.800MHz, 16.000MHz,
19.440MHz, or 20.000MHz
Frequency
vs. Initial
Measured at Nominal V
DD
and VC, at
Tolerance/Stability
Tolerance:
25°C
±1.0ppm or ±500ppb Maximum
vs. Temperature Measured at Nominal V
DD
and VC
Stability:
per Operating Temperature Ranges vs.
Frequency Stabilities table below
vs. V
DD
:
Measured at V
DD
±5%
±20ppb Maximum
vs. Load:
Measured at V
LOAD
±5%
±20ppb Maximum
vs. Aging (1 Day): Measured after 72 Hours of Operation
±3ppb Maximum
vs. Aging (1
Measured after 72 Hours of Operation
Year):
±500ppb Maximum
vs. Aging (10
Measured after 72 Hours of Operation
Years):
±3ppm Maximum
Operating Temperature
per Operating Temperature Ranges vs. Frequency
Range
Stabilities table below
Supply Voltage (V
DD
)
5.0V
DC
±5%
Warm Up Time
3 Minutes Maximum to ±500ppb of Final Frequency at 1
Hour at 25°C
Power Consumption
1.2 Watts Maximum at Steady State at 25°C
3.6 Watts Maximum During Warm Up at 25°C
Output Voltage Logic
V
DD
-0.5V
DC
Minimum (I
OH
= -8mA)
High (V
OH
)
Output Voltage Logic
0.5V
DC
Maximum (I
OL
= +8mA)
Low (V
OL
)
Duty Cycle
50 ±5(%) measured at 50% of waveform
Rise Time/Fall Time
Measured over 20% to 80% of waveform
6nSec Maximum
Load Drive Capability
15pF HCMOS Load Maximum
Nominal Frequency
Frequency Deviation
Control Voltage Range
Control Voltage (V
C
)
Transfer Function
Reference Voltage
Output
Linearity
Input Impedance
Storage Temperature
Typical Phase Noise (at
12.8MHz)
±5ppm Minimum
Referenced to F
0
at V
C
=2.5V
DC
; V
DD
=5.0V
DC
over
Operating Temperature Range.
0.0V
DC
to V
DD
2.5V
DC
±2.0V
DC
Positive Transfer Characteristic
4.5V
DC
±0.3V
DC
(Pin 4)
10% Maximum
10kOhms Typical
-55°C to +125°C
-75dBc/Hz at 1Hz offset
-100dBc/Hz at 10Hz offset
-130dBc/Hz at 100Hz offset
-140dBc/Hz at 1kHz offset
-150dBc/Hz at 10kHz offset
AT-Cut
Crystal Cut
Operating Temperature Ranges vs. Frequency Stabilities
Frequency Stability
(X Denotes Availability)
±50ppb±80ppb±100ppb±200ppb±280ppb±500ppb
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
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Operating Temperature
Range
0°C to +50°C
0°C to +70°C
-20°C to +70°C
Mechanical Dimensions
Pin 1: Output
Pin 3: Voltage Control
Pin 5: Supply Voltage
Pin 2: Ground / Case Ground
Pin 4: Reference Voltage Output
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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:
10.000000
Initial Tolerance:
±1.0ppm
Frequency Stability:
±50ppb Maximum
Operating Temperature Range:
0°C to +50°C
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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:
Gross Leak Test:
Mechanical Shock:
Vibration:
Solderability:
Temperature Cycling:
Resistance to Soldering Heat:
Resistance to Solvents:
Lead Integrity:
MIL-STD-883, Method 1014, Condition A
MIL-STD-883, Method 1014, Condition C
MIL-STD-202, Method 213, Condition C
MIL-STD-883, Method 2007, Condition A
MIL-STD-883, Method 2003
MIL-STD-883, Method 1010
MIL-STD-202, Method 210
MIL-STD-202, Method 215
MIL-STD-883, Method 2004
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Other Resources
Download Specification (PDF)
Test Circuit
Recommended Solder Reflow Methods
Ecliptek RoHS Compliance Tools & Resources
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Category
OCXO
Series
EB71F71
Package
5 pin DIP
Voltage
5.0V
Class
OS2D
Revision
B 05-16-2007
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