Product EOL Announcement
The Product EOL Announcement signifies that a product series has entered the final phase of the
Ecliptek Product Life Cycle, and serves as advance notice of product termination per the Ecliptek
End of Life (EOL) policy.
Ecliptek Corporation announces End of Life initiation for the following product series with the intent of
discontinuing its availability.
EOL Series
EB51F4
Description
5.0Vdc 14-Pin DIP HCMOS TCXO
EOL Timeline
The last date Ecliptek will accept orders (Stage 2) and the last date orders may be scheduled for
shipment (Stage 3) are listed in the table below.
Stage 1
EOL Announce Date
10-May-2011
Stage 2
Last Date to Order
28-February-2012
Stage 3
Last Date to Ship
31-May-2012
Alternative Products
In order to fulfill your requirements beyond this product’s discontinuation, we invite you to evaluate
alternative Ecliptek products. Because this series does not have a recommended alternative Ecliptek
product series, please contact one of our Global Customer Support Executives to assist you with
finding the best Ecliptek product for your application.
Automated EOL Notification
Ecliptek offers automated notification of Product EOL Announcements. Place part numbers for which
you’d like to receive EOL Notifications into your personalized
Parts List
on our website and we’ll email
you when EOL is announced.
Please do not hesitate to contact us if you have any questions or need further assistance.
Ecliptek Global Customer Support Team
(800) 433-1280 x300
customersupport@ecliptek.com
All product warranties for discontinued products will be honored in full according to Ecliptek
Terms and Conditions of Sale.
EB51F4
Series
• Temperature Compensated
Crystal Oscillators (TCXO)
• HCMOS/TTL Output
• +5.0V Supply Voltage
• External Voltage Control Option
• Custom Lead Length & Gull Wing Options
• 14 pin DIP Metal Package
NOTES
EB51F4
H 8.3
L 20.3
W 13.0
OSCILLATOR
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ELECTRICAL SPECIFICATIONS
Frequency Range
Operating Temperature Range
Storage Temperature Range
Supply Voltage (V
DD
)
Input Current
Frequency Stability
1.544MHz to 44.736MHz
See Table 1
-55°C to 125°C
5.0V
DC
±5%
30mA Maximum
±2.5ppm (at Nominal V
DD
and V
C
, at 25°C)
See Table 1 (at Nominal V
DD
and V
C
)
±0.3ppm Maximum
±0.2ppm Maximum
±1ppm / year Maximum
V
DD
- 0.5V
DC
Minimum
0.5V
DC
Maximum
6 nSeconds Maximum
50 ±5(%)
30pF Maximum
0.0V
DC
to V
DD
2.5V
DC
±2.0V
DC
±7ppm Minimum, ±20ppm Maximum
±10% Maximum
10kOhms Typical
-70dBc/Hz Typical
-100dBc/Hz Typical
-130dBc/Hz Typical
-140dBc/Hz Typical
-145dBc/Hz Typical
VOLTAGE
CLASS
REV
.
DATE
Measured at Steady State at 25°C, at Nominal V
DD
,
at Nominal V
C
vs. Initial Frequency Tolerance
vs. Operating Temperature Range
vs. Input Voltage (V
DD
±5%)
vs. Load (±10%)
Aging (at 25°C)
Output Voltage Logic High (V
OH
)
Output Voltage Logic Low (V
OL
)
Rise Time / Fall Time
Duty Cycle
Load Drive Capability
Control Voltage Range
Control Voltage (External)
Frequency Deviation
Linearity
Input Impedance
Phase Noise (at 19.440MHz)
20% to 80% of Waveform
at 50% of Waveform
Positive Transfer Characteristic
Referenced to F
O
at V
C
= 2.5V
DC
, V
DD
= 5.0V
DC
Measured at 25°C, at Nominal V
DD
, at Nominal V
C
at 10Hz Offset
at 100Hz Offset
at 1kHz Offset
at 10kHz Offset
at 100kHz Offset
SERIES
PACKAGE
MANUFACTURER
CATEGORY
ECLIPTEK CORP.
OSCILLATOR
EB51F4
14-PIN DIP
5.0V
OS2W
02/05
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.
PART NUMBERING GUIDE
EB51F4 D 15 A V - 12.800M - G
INITIAL TOLERANCE
D=±2.5ppm Maximum
FREQUENCY STABILITY
Two Digit Code Per Table 1
OPERATING TEMP. RANGE
One Letter Code Per Table 1
AVAILABLE OPTIONS
Blank=None
CB=Cut Leads to 2.540 ±0.500 (0.100” ±0.020”)
CC=Cut Leads to 3.175 ±0.500 (0.125” ±0.020”)
CD=Cut Leads to 3.810 ±0.500 (0.150” ±0.020”)
CE=Cut Leads to 4.445 ±0.500 (0.175” ±0.020”)
G=Full Size Gull Wing
FREQUENCY
EXTERNAL TRIM
N=None (No Connection on Pin 1)
V=Voltage Control on Pin 1
MECHANICAL DIMENSIONS
ALL DIMENSIONS IN MILLIMETERS
MARKING SPECIFICATIONS
Line 1: ECLIPTEK
Line 2: XX.XXX M
M=MHz
Frequency (5 Digits Maximum + Decimal)
Line 3: XX Y ZZ
Week of Year
Last Digit of Year
Ecliptek Manufacturing Identifier
Note: Pin 1 shall be designated with a dot
Pin 1: Voltage Control or No Connect
Pin 7: Case Ground
Pin 8: Output
Pin 14: Supply Voltage
ENVIRONMENTAL/MECHANICAL SPECIFICATIONS
Characteristic
Fine Leak Test
Gross Leak Test
Mechanical Shock
Vibration
Lead Integrity
Solderability
Temperature Cycling
Resistance to Soldering Heat
Resistance to Solvents
Specification
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 2004
MIL-STD-883, Method 2002
MIL-STD-883, Method 1010
MIL-STD-883, Method 210
MIL-STD-883, Method 215
MANUFACTURER
CATEGORY
SERIES
PACKAGE
VOLTAGE
CLASS
REV
.
DATE
ECLIPTEK CORP.
OSCILLATOR
EB51F4
14 pin DIP
5.0V
OS2W
02/05
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.
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