hcmos 3.3v 32.768khz smd oscillator model: FK335 series rohs & reach compliant / pb free rev. 11/19/2013 foxelectronics 5570 enterprise parkway fort myers, florida 33905 usa +1.239.693.0099 fax +1.239.693.1554 www.foxonline.comemea tel: +44 .1283.568153 | canada +1.888.438.2369 | japan tel: +81.3.3374.2079 | singapore tel: +65. 68447989? 2013 fox el ectronics | an integrated device technol ogy, inc. company | iso9001:2008 certified page 1 of 1 part number selection part number model number frequency stability (ppm) operating temperature (c) 861-frequency-xx FK335 50 -20 ~ +70 861a-frequency-xx FK335r 50 -40 ~ +85 861b-frequency-xx fk336 25 -20 ~ +70 861c-frequency-xx fk336r 25 -40 ~ +85 861d-frequency-xx fk338 20 -10 ~ +60 specifications parameter max (unless otherwise noted) frequency 32.768khz temperature range operating (t opr ) storage (t stg ) see part number selection -55c ~ +125oc supply voltage (v dd ) 3.3v 10% input current (i dd ) 130 a output symmetry (50% v dd ) 45% ~ 55% rise time (10% ~ 90% v dd ) (t r ) fall time (90% ~ 10% v dd ) (t f ) 50 ns 50 ns output voltage (v ol ) (v oh ) 10%v dd 90%v dd min. output load (hcmos) 15 pf standby current (i std ) 10 ua start-up time (t s ) 2 ms output disable time 2 1 us output enable time 2 2 ms aging (@25c 1 st year) 3 ppm maximum soldering temp / time 260c / 10 seconds moisture sensitivity level (msl) 1 termination finish: au over ni 1 inclusive of 25 ? c tolerance after reflow, operating temperatur e range, supply voltage change and aging. 2 an internal pull-up resistor from pin 1 to pin 4 allows active output if pin 1 is left open. notes: *a 0.01 f capacitor should be placed between v dd (pin 4) and gnd (pin2) to minimize power supply line noise. *dimensional drawing is for reference to critical specifications defined by size measurements. certain non-critical visual attributes, such as si de castellations, reference pin shape, etc. may vary all specifications subject to change without notice. enable / disable function pin1 out (pin 3) open 2 active ?1? level v ih ? 70%v dd active ?0? level v il ? 30%v dd high z
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