Fox Part Number: 603-25-261 3225 CERAMIC CRYSTAL SEAM SEAL MODEL: C3BS (Formerly FX325BS Series) RoHS / REACH Compliant / Pb-Free SPECIFICATIONS MECHANICAL DIMENSIONS (mm) Parameter Frequency 25.000 Resonance Mode Fundamental Frequency Tolerance 25C 20.0 ppm max Frequency Stability, ref 25C Over Operating Temp. Range 20.0 ppm max Temperature Range Operating (T ) -40C ~ +85C OPR Storage (T ) -55C ~ +125C STG Equivalent Series Resistance (ESR) 50 max Shunt Capacitance (CO) 3 pF max Load Capacitance (C ) 8 pF L Drive Level 0.3 mW Aging per year 5 PPM max Maximum Soldering Temp / Time 260C / 10 Seconds x2 Moisture Sensitivity Level (MSL) N/A Per J-STD-033 Au (0.3~1m) over Termination Finish: Ni (1.27~8.89m) Lead (Pb) Free Yes RoHS Compliant Yes, no exemptions REACH Compliant (latest version) Yes NOTE: 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 Fox Electronics for inaccuracies. Reference / Comments Title / Description: Product Specifications Drawing Number: DWG-102102 Revision: B 08/05/2020: Updated storage temp range Part Number: 603-25-261 Cage: 61429 Copyright 2020 Fox Electronics. All rights reserved Draftsperson: MAJ Approved: BEC Date: 08/05/2020 Page 1 of 2 Fox Part Number: 603-25-261 3225 CERAMIC CRYSTAL SEAM SEAL MODEL: C3BS (Formerly FX325BS Series) RoHS / REACH Compliant / Pb-Free Tape & Reel Specification Tape Specifications (millimeters) A B C D E F Reel Options -T1 = 1,000 1.5 4.0 4.0 3.5 8.0 1.3 -T2 = 2,000 -T3 = 3,000 Reel Specifications (millimeters) G H I J K L M 2.0 13 21 80 180 9.0 2.0 NOTE: 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 Fox Electronics for inaccuracies. Reference / Comments Title / Description: Product Specifications Drawing Number: DWG-102102 Revision: B 08/05/2020: Updated storage temp range Part Number: 603-25-261 Cage: 61429 Copyright 2020 Fox Electronics. All rights reserved Draftsperson: MAJ Approved: BEC Date: 08/05/2020 Page 2 of 2