holtintegratedcircuits www.holtic.com arincinputstestatestboutaoutb ina-inb -2.5to+2.5v0000 <-6.5v0001 >+6.5v0010 x0101 x1010 x1100 33-out2bx 32-out2ay 31-out2by 30-n/c 29-vdd 28-n/c 27-vss 26-n/c 25-out3ax 24-out3bx 23-out3ay in2bx-1 in2ay-2 in2by-3 n/c-4 testa(x)-5 testb(x)-6 testa(y)-7 testb(y)-8 in3ax-9 in3bx-10 in3ay-11 hi-8448pq octal receiver functiontable HI-8444ps & hi-8445ps quad receiver HI-8444,hi-8445,hi-8448 description features pinconfigurations theHI-8444andhi-8445arequadarinc429line receivericsavailableina20-pintssoppackage.thehi- 8448contains8independentarinc429linereceivers. thetechnologyisanalog/digitalcmos.thedeviceis designedtooperatefromeithera5vor3.3vsupply.each receiverchanneltranslatesincomingarinc429databus signalstoapairofttl/cmosoutputs. eacharincinputisinternallyprotectedtomeetthe lightningprotectionrequirementsofdo-160c/dlevel3, waveforms3,4and5a. thetestaandtestbinputsbypasstheanalogfor testingpurposes.theyforcethereceiveroutputst othe specifiedzero,oneornullstate.thearincinputs areignoredwhenthedeviceisinthetestmode. thehi-8445isidenticaltotheHI-8444exceptthetesta andtestbpinsarenotavailable. ! ! ! ! ! ! directarinc429quadoroctallinereceiversinsmall footprintpackages 3.3vor5.0vsinglesupplyoperation testinputsbypassanaloginputsandforcedigital outputstoaone,zeroornullstate arincinputsareinternallylightningprotectedperdo- 160c/dlevel3 militaryprocessingoptionsavailable dropinreplacementsfordei1044anddei1045 in1a in1b in2a in2b testa(8444only) testb(8444only) in3a in3b in4a in4b out1a out1b out2a out2b vdd vss out3a out3b out4a out4b 1 2 3 4 5 6 7 8 9 10 20 19 18 17 16 15 14 13 12 11 20pinplastictssoppackage october2001 (ds8444rev.b)10/01
pindescriptions(HI-8444,hi-8445) holtintegratedcircuits 2 blockdiagrams in1a in1b in2a in2b in3a in3b in4a in4b testa testb out1a out1b out2a out3a out3b out4a out4b out2b in1a in1b in2a in2b in3a in3b in4a in4b out1a out1b out2a out3a out3b out4a out4b out2b HI-8444 hi-8445 in4ax out1ax out4a out4b in1ax in1bx in2ax in2bx in3ax in3bx in4bx testa(x) testb(x) out1bx out2ax out3ax out3bx out4ax out4bx out2bx testa(y) testb(y) in4ay in1ay in1by in2ay in2by in3ay in3by in4by out1ay out1by out2ay out3ay out3by out4ay out4by out2by hi-8448 HI-8444,hi-8445,hi-8448 pinsymbolfunctiondescription 1in1aarincinputreceiver1positiveinput 2in1barincinput 3in2a 4in2b 5testalogicinputtestinput.(notconnectedonhi-8445) 6testb 7in3a 9in4a 10in4b 11out4b 12out4a 13out3b 14out3a 15vsspowerground 16vddpowerpositivesupplyvoltage3.3vor5.0v receiver1negativeinput arincinputreceiver2positiveinput arincinputreceiver2negativeinput logicinputtestinput.(notconnectedonhi-8445) arincinputreceiver3positiveinput 8in3barincinputreceiver3negativeinput arincinputreceiver4positiveinput arincinputreceiver4negativeinput logicoutputreceiver4"zero"output logicoutputreceiver4"one"output logicoutputreceiver3"zero"output logicoutputreceiver3"one"output 17out2blogicoutputreceiver2"zero"output 18out2alogicoutputreceiver2"one"output 19out1blogicoutputreceiver1"zero"ou tput 20out1alogicoutputreceiver1"one"output
HI-8444,hi-8445,hi-8448 pindescriptions(hi-8448) pinsymbolfunctionreceiversetdescription 1in2bxarincinputx 2in2ayarincinputy 3in2by 4n/cnotconnected 5testa(x)logicinputxtestinput. 6testb(x) 7testa(y) 9in3ax 10in3bx 11in3ay 12in3by 13in4ax 14in4bx 15in4ayy 16in4byy receiver2negativeinput receiver2positiveinput arincinputyreceiver2negativeinput logicinputxtestinput. logicinputytestinput 8testb(y)logicinputytestinput arincinputxreceiver3positiveinput arincinputxreceiver3negativeinput arincinputyreceiver3positiveinput arincinputyreceiver3negativeinput arincinputxreceiver4positiveinput arincinputxreceiver4negativeinput arincinputreceiver4positiveinput arincinputreceiver4negativeinput 17n/cnotconnected 18out4bylogicoutputyreceiver4"zero"output 19out4aylogicoutputyreceiver4"one "output 20out4bxlogicoutputxreceiver4"zero"output 21out4axlogicoutputxreceiver4"one"output 22out3bylogicoutputyreceiver3"zero"output 23out3aylogicoutputyreceiver3"one"output 24out3bxlogicoutputxreceiver3"zero"output 25out3axlogicoutputxreceiver3"one"output 26n/cnotconnected 27vsspowergroundsupply 28n/cnotconnected 29vddpowerpositivesupplyvoltage3.3vor5.0v 30n/cnotconnected 31out2bylogicoutputyreceiver2"zero"output 32out2aylogicoutputyreceiver2"one"output 33out2bxlogicoutputxreceiver2"zero"output 34out2axlogico utputxreceiver2"one"output 35out1bylogicoutputyreceiver1"zero"output 36out1aylogicoutputyreceiver1"one"output 37out1bxlogicoutputxreceiver1"zero"output 38out1axlogicoutputxreceiver1"one"output 39n/cnotconnected 40in1axarincinputxreceiver1positiveinput 41in1bxarincinputxreceiver1negativeinput 42in1ayarincinputyreceiver1positiveinput 43in1byarincinputyreceiver1negativeinput 44in2axarincinputxreceiver2positiveinput holtintegratedcircuits 3
HI-8444,hi-8445,hi-8448 holtintegratedcircuits 4 note:stressesaboveabsolutemaximumratingsor outsiderecommendedoperatingconditionsmaycause permanentdamagetothedevice.thesearestress ratingsonly.operationatthelimitsisnotrecommended. supplyvoltage( logicinputvoltagerange powerdissipationat25c350mw soldertemperature275cfor10sec storagetemperature-65cto+150c vdd)-0.3vto+7v -0.3vto+5.5v arincinputvoltage-30vto+30v driverpeakoutputcurrent+1.0a absolutemaximumratings recommendedoperatingconditions supplyvoltage operatingtemperaturerange industrialscreening.........-40cto+85c hi-tempscreening........-55cto+125c vdd..................................3.0vto5.5v parametersymbolconditionmintypmaxunits arincinputs inputvoltageoneorzerovdifferentialinputvoltage6.51013v nullvdifferentialinputvoltage2.5v commonmodevwithrespecttognd5.0v inputresistanceinatoinbrsuppliesfloating3075k inputtovorvrsuppliesfloating1940k inputhysteresisv0.51.0v inputcapacitancearincdifferentialc510pf arincsingleendedtovc10pf testinputs logicinputvoltagehighv2.0v lowv0.8v logicinputcurrentsinkiv=2.0v200 sourceiv=0.8v-1.0 outputs logicoutputvoltagehighvi=-5ma,v=5.0v2.4v i=-4ma,v=3.3v2.4v lowvi=5ma,v=5.0v0.4v i=4ma,v=3.3v0.4v logicoutputvolt age(cmos)highvi=-100 lowvi=100 supplycurrent vcurrentiHI-8444,hi-84455.510ma hi-84481120.0ma switchingcharacteristics( propagationdelayintoouttc=50pf600ns t600ns outputrisetimet10%to90%5080ns outputfalltimet90%to10%5080ns propagationdelaytesttooutt50ns t50ns din nin com diff ssddsup hys ad ssas ih il ihih ilil ohohdd ohdd ololdd oldd ohcoh olcol dddd lhl hl r f toh tol w w a a av-0.2v av+0.2v t=25c) c=50pf dd ss a l vdd=5.0v,v=0v,t=operatingtemperaturerange(unlessorotherwisespecified). ssa or 10%3.3v10%
holtintegratedcircuits 5 HI-8444,hi-8445,hi-8448 1.5v 1.5v t lh t hl t lh t hl ina inb outa outb 1.5v t toh t tol 1.5v testa / testb outa / outb arinc429receivertiming testmodetiming orderinginformation HI-8444psi20pinplastictssop-40cto+85cinosolder HI-8444pst20pinplastictssop-55cto+125ctnosolder hi-8445psi20pinplastictssop-40cto+85cinosolder hi-8445pst20pinplastictssop-55cto+125ctnosolder hi-8448pqi44pinplasticquadflatpack(pqfp)-40cto+85cinosolder hi-8448pqt44pinplasticquadflatpack(pqfp)-55cto+125ctnosolder
6.50.10 4.40.10 0.65typ 0to8 .90.05 .245.055 seedetaila detaila packagetype: 20-pinplastictssop 20hs 6.4bsc 0.50-0.75 .10.05 .145.055 HI-8444,hi-8445,hi-8448packagedimensions millimeters holtintegratedcircuits 6 packagetype: 0 q 7 detaila seedetaila sq. 44pqs 44-pinplasticquadflatpack(pqfp) .007 (.17) .547.010 (13.90.25) .394.004 (10.0.10) sq. max. .014..002 (.35.05) .035+.006/-.004 (.88+.15/-.10) .008 (.20r) typ. .012 (.30r) typ. .079+.004/-.006 (2.00+.10/-.15) .097 (2.45) max. .0315bsc (.80bsc) 1.0 1.0 1.0dia
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