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2.5x2.0mm HCMOS TCXO T2HD (former FOX251 Series) DATASHEET Page 1 of 2 © Copyright 2019 Fox Electronics. All ri ghts reserved Title / Description: T2HD SERIES STANDARD SPECIFICATIONS Drawing Number: T2HD-DOC-1 Size: A Part Number: Cage: 61429 Draftsperson: BEC Approved: MAJ Revision Date: 09/04/2019  Analog Temperature Compensation  Enable/Disable - Standby INPUT CURRENT (IDD) (mA Max) 4 ~ 10MHz 10+ ~20MHz 20+~30MHz 30+~40MHz 40+~54MHz *Dimensional drawing is for reference to critical specifications defined by size measurements. Certain non-critical visual attributes, such as side castellations, reference pin shape, etc. may vary All specifications subject to change without notice.

ELECTRICAL CHARACTERISTICS

PARAMETERS MAX (unless otherwise noted) Frequency Range (MHz) 4.0 ~ 54.000 Temperature Range Operating (TOPR) Storage (TSTG) See table below -40ºC ~ +125ºC Supply Voltage (VDD) (±5%) 2.5V; 2.8V; 3.3V Input Current (IDD) See table below Initial Frequency Tolerance @ 25°C (1hr after reflow) ±2.0 PPM Frequency Stability Over Temperature Range Over Supply Voltage Change (V DD±5%) Over Load Change 15pF+-10% See table below ±0.3 PPM ±0.3 PPM Output Voltage Level (VOH) (VOL) 0.9Vdd min 0.1Vdd Output Load 15pF±10% Aging per year ±1.0 PPM Startup Time (TS) 10mS Enable Time 10mS Disable Time 250nS Phase Noise @ 10kHz offset -145 dBc/Hz Typical Reflow Soldering Temp 260ºC / 10 Seconds x 2 Moisture Sensitivity Level (MSL) 1 Termination Finish Au over Ni Lead-Free Yes RoHS/REACH Compliant Yes Operating Temperature ±2.5 PPM -30 ~+75ºC O -30 ~+85ºC O -40 ~+85ºC O ENABLE / DISABLE FUNCTION Pin1 Output (pin 3) OPEN 1 Active ‘1’ Level VIH  70%VDD Active ‘0’ Level VIL  30%VDD High Z

2.5x2.0mm HCMOS TCXO T2HD (former FOX251 Series) DATASHEET Page 2 of 2 © Copyright 2019 Fox Electronics. All ri ghts reserved Title / Description: T2HD SERIES STANDARD SPECIFICATIONS Drawing Number: T2HD-DOC-1 Size: A Part Number: Cage: 61429 Draftsperson: BEC Approved: MAJ Revision Date: 09/04/2019 Tape Specifications (millimeters) Reel Specifications (millimeters) A B C D E F Reel Qty GH I J K L M -T1 = 1,000 2.0 Ø13 Ø21 Ø60 Ø180 9.0 2.0 Available Options & Part Identification for TCXO Model T2HD1 F T2HD B P H 25.0 F T2HD B P H 25.0 FOX Model Number T2HD = TCXO Voltage B = +3.3V±5% Q = +2.8V±5% H = +2.5V±5% Stability P = ±2.5 PPM Operating Temperature H = -30 to +75°C K = -30 to +85ºC M = -40 to +85ºC Frequency (MHz) 1 Not all frequencies in the frequency range available. Corporate Headquarters

5570 Enterprise Parkway

Fort Myers, FL 33905 http://www.FOXONLINE.com Sales 1-239-693-0099 http://www.FOXONLINE.com/repdisty Tech Support http://www.FOXONLINE.com/email PRODUCT USE: Fox Electronics reserves the right to modify the products and/or specifications described herein at any time and at Fox Electronics' 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 Fox Electronics' 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 Fox Electronics or any third parties. Fox Electronics' 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 a Fox Electronics product can be reasonably expected to significantly affect the health or safety of users. Anyone using a Fox Electronics product in such a manner does so at their own risk, absent an express, written agreement by Fox Electronics. Fox Electronics and the Fox logo are registered trademarks of Fox Electronics. Product specification is subject to change without notice. Other trademarks and service marks used herein, including protected names, logos and designs, are the property of Fox Electronics or their respective third- party owners.