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
ES51W4
Description
5.0Vdc SMD PCB Clipped Sinewave 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.
ES51W4
Series
• Temperature Compensated
Crystal Oscillators (TCXO)
• Clipped Sinewave Output
• +5.0V Supply Voltage
• Internal Mechanical Trim Function
• External Voltage Control Option
• 4 Pad Metal SMD Package
NOTES
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ES51W4
H 4.5
L 18.3
W 11.7
OSCILLATOR
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ELECTRICAL SPECIFICATIONS
Frequency Range
Operating Temperature Range
Storage Temperature Range
Supply Voltage (V
DD
)
Load Drive Capability
Internal Trim (Top of Can)
Control Voltage (External)
Frequency Deviation
Input Current
Aging (at 25°C)
Frequency Stability
9.600MHz to 40.000MHz
See Table 1
-40°C to 85°C
5.0V
DC
±5%
10kOhms//10pF
±3ppm Minimum
2.5V
DC
±2.0V
DC
, Positive Transfer Characteristic
±7ppm Minimum, ±20ppm Maximum
2.0mA Maximum
3.0mA Maximum
±1ppm / year Maximum
See Table 1
±0.3ppm Maximum
±0.2ppm Maximum
1.0V
P-P
Minimum
-70dBc/Hz
-100dBc/Hz
-130dBc/Hz
-140dBc/Hz
-145dBc/Hz
10kHz Minimum
10kOhms Typical
VOLTAGE
CLASS
REV
.
DATE
at V
C
= 2.5V
DC
±2.0V
DC
, V
DD
= 5.0V
DC
< 27.000MHz
> 27.000MHz
vs. Operating Temperature Range
vs. Input Voltage (±5%)
vs. Load (±2pF)
Fo = 19.200MHz, at 25°C, at Nominal V
DC
and V
C
at 10Hz Offset
at 100Hz Offset
at 1kHz Offset
at 10kHz Offset
at 100kHz Offset
at -3dB with V
C
= 2.5V
DC
SERIES
PACKAGE
Output Voltage
Typical Phase Noise
Modulation Bandwidth
Input Impedance
MANUFACTURER
CATEGORY
ECLIPTEK CORP.
OSCILLATOR
ES51W4
Metal SMD
5.0V
OS3R
01/05
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.
PART NUMBERING GUIDE
ES51W4 E 25 V - 12.800M
OPERATING TEMP. RANGE
One Letter Code Per Table 1
FREQUENCY STABILITY
Two Digit Code Per Table 1
FREQUENCY
EXTERNAL TRIM
N=None (No Connection on Pin 1)
V=External Control Voltage
MECHANICAL DIMENSIONS
ALL DIMENSIONS IN MILLIMETERS
SUGGESTED SOLDER PAD LAYOUT
ALL DIMENSIONS IN MILLIMETERS
Pin 1: Voltage Control or No Connection
Pin 2: Case Ground
Pin 3: Output
Pin 4: Supply Voltage
TAPE AND REEL DIMENSIONS
ALL DIMENSIONS IN MILLIMETERS
Tolerances= +0.1
TAPE
A
J
B
K
C
L
D
4.0±0.1
E
2.0±0.1
F
16.0±0.1
G
12.5±0.1
REEL
S
1.5 MIN
T
50 MIN
U
a
32.4+2-0
V
QTY/REEL
1,000
W
40 MIN
32.0±0.3 30.2±0.15 14.2±0.15
20.2 MIN 13.0±0.2
H
M
15.3±0.1
N
Q
R
X
2.5 MIN
Y
10 MIN
Z
360 MAX
1.5 +0.1-0.0 22.2±0.1 0.40 ±0.05 5.0±0.1
4.7±0.1 1.5+0.1/-0 1.7+0.1/-0
ENVIRONMENTAL/MECHANICAL SPECIFICATIONS
Characteristic
Fine Leak Test
Gross Leak Test
Mechanical Shock
Vibration
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 2002
MIL-STD-883, Method 1010
MIL-STD-202, Method 210
MIL-STD-202, Method 215
##
PACKAGE
MARKING SPECIFICATIONS
Line 1: ECLIPTEK
Line 3: XX.XXX M
Frequency in MHz (5 Digits Maximum + Decimal)
Line 4: XX Y ZZ
Week of Year
Last Digit of Year
Ecliptek Manufacturing Identifier
MANUFACTURER
CATEGORY
SERIES
Specifications subject to change without notice.
ECLIPTEK CORP.
OSCILLATOR
ES51W4
VOLTAGE
Metal SMD
5.0V
CLASS
1-800-ECLIPTEK
OS3R
REV
.
DATE
WWW.ECLIPTEK.COM
01/05
800-ECLIPTEK www.ecliptek.com for latest revision
Specifications subject to change without notice.