fiber optic receiver MOF-R3C5 features 1.uni-directional data transmission using plastic fiber 2.signal transmission speed :max. 12.5 mbps (nrz signal) 3.operating voltage :4.75 to 5.25 v 4.ttl compatible 5.suitable for mof-t3c5 transmitter notes: absolute maximum ratings symbol rating unit supply voltage v cc -0.5 to + 7 v high level output current i oh -1 ma low level output current i ol 5 ma operating temperature t opr -20 to +70 o c storage temperature t stg -30 to +80 o c soldering temperature t sol 260* o c * for 5s (1 times or less) rev: a1 01/07/2002 parameter unity opto technology co., ltd. @ t a =25 o c tolerance is 0.3mm unless otherwise noted. recommended drilling as viewd from the soldering face outline dimensions 1/4
fiber optic receiver MOF-R3C5 recommended operating conditions operating supply voltage operating transfer rate receiver input optical power level recommended connection method electro-optical characteristics min. typ. max. unit --- 20 40 ma 2.7 4.4 --- v --- 0.2 0.4 v rise time --- 20 40 ns fall time --- 20 40 ns --- --- 180 ns --- --- 180 ns -15 --- +15 ns rev: a1 01/07/2002 unit 4.75 5.0 5.25 dbm -14.5 --- -22 v mbps parameter min. typ. max. symbol v cc t 0.1 --- parameter 12.5 dissipation current refer to fig. 1 i cc pc conditions symbol high level out put voltage low level out put voltage t r t f v oh v ol refer to fig. 2 refer to fig. 2 refer to fig. 2 pulse width distortion t plh t phl d tw low to high delay time high to low delay time refer to fig. 2 refer to fig. 2 refer to fig. 2 refer to fig. 2 unity opto technology co., ltd. fiber optic receiving module fiber optic connector insertion side 2 3 1 vcc gnd vout less than 7mm 0.1 m f 47m h (bottom view) 2/4
fiber optic receiver MOF-R3C5 fig. 1 measuring method of optical output coupling with fiber notes (1)vcc=5.0v (state of operating) (2)to bundle up the standard fiber optic cable, make it into a loop with the diameter d=10cm or more. (3)p c = -14.5 dbm (4)measured on an ammeter. rev: a1 01/07/2002 fiber optic cable v out v cc a MOF-R3C5 standard transmitter mof-t3c5 v cc 5v gnd v in ammeter v cc input gnd d 12.5 mbps nrz, duty 50% or 6.25 mbps biphase mark prbs signal unity opto technology co., ltd. 3/4
fiber optic receiver MOF-R3C5 fig. 2 measuring method of output voltage and pulse response fiber optic cable test item symbol low to high pulse delay time t plh high to low pulse delay time t phl rise time t r fall time t f d tw high level output voltage v oh low level output voltage v ol rev: a1 test item pulse width distortion d tw = t phl - t plh 01/07/2002 unity opto technology co., ltd. standard transmitter mof-t3c5 v in gnd v cc 5v MOF-R3C5 ch2 ch1 oscilloscope input 12.5 mbps nrz, duty 50% v cc gnd v out t r t plh 90% v ol v oh 50% 50% 10% t f t phl standard transmitter input signal (ch1) output signal (ch2) v cc 4/4
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