Crystal Units LOW PROFILE HOLDER TYPE CRYSTAL UNITS HC-49S Series FEATURES Low Cost Industry Standard Wide Frequency Range Excellent Aging This part is a miniature AT or BT cut strip crystal units with a low profile package. It is with resistance weld. 49SB series is with lower height of less than 2.5mm. Electrical Specifications Parameter Symb Frequency Range Condition 49SA 49SB AT 25 REF TO 25 FO Frequency Tolerance Temperature Stability Operating Temperature Range Storage Temperature Range Shunt Capacitance Load Capacitance Insulator Resistance Drive Level Aging F/ FO TC TOPR TSTG CO CL IR DL Fa Min 3.200 8.000 10 10 -20* -40 Customer Specified 100VDC Typ Max 66.000 66.000 50 50 +70* +85 7 Series 30 30 10 500 500 +5.0 100 AT 25 *Operating temperature range: BT cut can only do 0 ,per year -5.0 Units MHz MHz ppm ppm pF pF M mW ppm to 50 Equivalent Series Resistance(ESR) and Mode of Vibration(Mode) Frequency Range(Mhz) 3.200 to 4.499 4.500 to 5.999 6.000 to 6.999 7.000 to 7.999 8.000 to 8.999 Max ESR( 150 120 100 90 80 Frequency Range(Mhz) 9.000 to 9.999 10.000 to 12.999 13.000 to 30.000 30.000 to 66.000 27.000 to 40.000 Mode Fundamental/AT Fundamental/AT Fundamental/AT Fundamental/AT Fundamental/AT ) Max ESR( 60 50 40 80 40 ) Mode Fundamental/AT Fundamental/AT Fundamental/AT rd 3 Overtone Fundamental/BT Mechanical Dimensions(mm) 3.70Max 12.7Min H 10.24Max 4.88 0.43 0.2 11.05Max 4.65Max 0.05 Part HC-49SA HC-49SB "H" 3.5 Max 2.5 Max 7 TAIWAN: HOSONIC ELECTRONIC CO., LTD. 886-2-86875200 23-1 LANE 84. CHUN YING ST. SHULIN CHEN. RSG Electronic Components GmbH 886-2-26816456 TAIPEI 23804. TAIWAN ■ RSG Sprendlinger Landstr. 115 D-63069 Offenbach/Germany Tel. +49 69 984047-0 Fax +49 69 984047-77 [email protected] www.rsg-electronic.de WEB SITE:http://www.hosonic.com.tw ■ ■ ELECTRONIC COMPONENTS Änderungen vorbehalten / subject to change without notice ■ ■ Specifications are subject to change without notice ■