Resistance Weld SMD Crystal
For use with IDT’s VCXO-based Synchronization PLLs
278-25.78125-1
DATASHEET
Specifications
Parameters
Frequency
Resonance Mode
Frequency Tolerance @ 25°C
Frequency Stability, ref @ 25°C
Over Operating Temperature Range
Temperature Range
Operating (T
OPR
)
Temperature Range, Storage (T
STG
)
Equivalent Series Resistance (ESR)
Shunt Capacitance (C
O
)
Load Capacitance (C
L
)
Drive Level
Aging per year
Maximum Soldering Temp / Time
Moisture Sensitivity Level (MSL)
Termination Finish (96.5% - 3% - 0.5%)
Weight (TYP)
Ratings/Units
25.78125 MHz
Fundamental
±20 PPM
±20 PPM
-40°C ~ +85°C
-40°C ~ +85°C
20 Ohms
7 pF
10 pF
0.5 mW
±5 PPM
260°C / 10 Seconds
1
Sn - Ag - Cu
649.385 mg
Note: Dimensional drawing is for reference to critical specifications defined by size measurements. Certain non-critical visual attributes, such as side castellations, etc. may vary.
The above specifications, having been carefully prepared and checked, is believed to be accurate at the time of publication; however, no responsibility is assumed by IDT for
inaccuracies. All specifications subject to change without notice.
Package Outline and Dimensions (SA2)
278-25.78125-1 REVISION A 04/03/15
1
©2015 Integrated Device Technology, Inc.
Ordering Information
Part / Order Number
278-25.78125-1SA2I
278-2578125-1SA2I8
Shipping Packaging
Cut-Tape
Tape and Reel
Package
13.9 x 5.0 x 4.4 mm SA2
13.9 x 5.0 x 4.4 mm SA2
Temperature
-40° to +85°
-40° to +85°
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DISCLAIMER
Integrated Device Technology, Inc. (IDT) and its subsidiaries reserve the right to modify the products and/or specifications described herein at any time and at IDT’s sole discretion. All information in
this document, including descriptions of product features and performance, is subject to change without notice. Performance specifications and the operating parameters of the described products are determined
in the independent state and are not guaranteed to perform the same way when installed in customer products. The information contained herein is provided without representation or warranty of any kind, whether
express or implied, including, but not limited to, the suitability of IDT’s products for any particular purpose, an implied warranty of merchantability, or non-infringement of the intellectual property rights of others. This
document is presented only as a guide and does not convey any license under intellectual property rights of IDT or any third parties.
IDT’s products are not intended for use in applications involving extreme environmental conditions or in life support systems or similar devices where the failure or malfunction of an IDT product can be reasonably
expected to significantly affect the health or safety of users. Anyone using an IDT product in such a manner does so at their own risk, absent an express, written agreement by IDT.
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names, logos and designs, are the property of IDT or their respective third party owners.
Copyright ©2015 Integrated Device Technology, Inc.. All rights reserved.
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