tel: 0044 (0)118 979 1238 fax: 0044 (0)118 979 1283 e-mail: info@actcrystals.com case size 3x9mm ( 39 ) 14-49.5mhz case size 3x8mm ( 38a ) 49.5-70mhz case size 3x9mm ( 39 ) 4.0-10mhz 10-49.5mhz 49.5-70mhz 4.0-10mhz 10-49.5mhz 49.5-70mhz 4.0-10mhz -10~+70c 10~49.5mhz 49.5~70mhz 4.0~6.0mhz 6.0~10.0mhz 49.5~70mhz( 3rd o/t) dc100v15v in line with our ongoing policy of product evolvement and improvement, the above specification may be subject to change without notice. for quotations or further information please contact us at: 3 the business centre, molly millars lane, wokingham, berks, rg41 2ey, uk http://www.actcrystals.com 30.0~49.5mhz( 3rd o/t) 80 max 10.0~14.0mhz 40 max 16.0~20.0mhz 20.0~30.0mhz 30~50ppm 10~50ppm (typ30) 30~50ppm -20 ~ +70c 30~50ppm -20 ~ +70c customer to specify : frequency, frequency tolerance, operating temperature range & load capacitance condition please specify 500m min 16.0pf (others available.) @ 25c 3c 1 st year 10~50ppm (typ30) fa 5ppm max please note that all parameters can not necessarily be specified in the same device -40 ~ +85c c0 cl 50~100 w 150 max 5.0pf typical 100 max 30 max 60 max 100 max insulation resistance aging fo f/fo f/fo dl ir topr tstg esr shunt capacitance load capacitance drive level frequency stability temp operating range temp storage range equivalent series resistance frequency frequency tolerance @25c 4.0-14mhz 30~50ppm act39 / 38a specification specification symbol parameter the act39 is a compact crystal resonator offering high vibration and shock resistance together with high stability. it is most suitable for portable equipment and close packing density. the device is offered with frequencies between 4.0 and 70.0mhz. iso9001: 2000 registered issue : 3 c1 (m4) date : 07/09/04 1 of 2
tel: 0044 (0)118 979 1238 fax: 0044 (0)118 979 1283 e-mail: info@actcrystals.com in line with our ongoing policy of product evolvement and improvement, the above specification may be subject to change without notice. for quotations or further information please contact us at: 3 the business centre, molly millars lane, wokingham, berks, rg41 2ey, uk http://www.actcrystals.com iso9001: 2000 registered please note that all parameters can not necessarily be specified in the same device customer to specify : frequency, frequency tolerance, operating temperature range & load capacitance soldering of cylinder crystals lead wire should be soldered within 5 seconds with the iron having a tip temperature of less than 270c. case temperature should not exceed 150c with regard to wave soldering it is recommended that the process is carried out with the crystal unit set upright on the circuit board. should the process be carried out with the crystal unit on its side then steps must be taken to prevent heat transfer through the can. should the whole crystal unit be heated (in a re-flow oven for example) it will result in amarked deterioration of the performance or even failure to oscillate. this is due to the internal construction of the crystal unit which involves the use of solder. issue : 3 c1 (m4) date : 07/09/04 2 of 2
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