technical& ata 2012, february, r e v .02 interface transceiver of rs - 232 standard with one supply voltage ic ILX232 is purposed for application in high - performance information processing systems and control devices of wide application. input voltage levels are compatible with standard mos levels. ? output voltage levels are compatible with input levels of k - mos, n - mos and ttl integrated circuits ? supply voltage : 5v ? low input current: 1.0 ? ? ? ? output current 24 ma ? latching current not l ess than 450 ma at ? ? enhanced esd specifications: ic marking in package ILX232n plastic dip ILX232d soic = from - 40 to 85 for all packages pin symbols in package ILX232 truth table inputs outputs r in , t in r ovt , t ovt h l l h note - h C voltage high level ; l C low voltage level ilx 232 c1+ 01 v+ 02 03 c2+ 04 05 06 07 gnd 08 16 15 14 13 12 11 10 09 v cc c1- c2- t2 out v- r2 in r2 out t2 in t1 in r1 out r1 in t1 out
i lx232 2012, february, r e v .02 table of pin description pin no. symbol pin name 01 c1+ output of external capacitance of positive voltage multiplier unit 02 v+ output of positive volt age of multiplier unit 03 c1 - output of external capacitance of positive voltage multiplier unit %Ú 04 c2+ output of external capacitance of negative voltage multiplier unit 05 c2 - output of external capacitance of negative voltage multiplier unit 06 v - output of negative voltage of multiplier unit 07 t2 out output of transmitter data (levels rs C 232) 08 r2 in input of receiver data (levels rs C 232) 09 r2 out output of receiver data (levels ttl/kmos) 10 t2 in input of transmitter data (levels ttl/km os) 11 t1 in input of transmitter data (levels ttl/kmos) 12 r1 out output of receiver data (levels ttl/kmos) 13 r1 in input of receiver data (levels rs C 232) 14 t1 out output of transmitter data (levels rs C 232) 15 gnd common output 16 v cc supply outpu t of voltage source maximum conditions symbol parameter rate unit min max v cc supply voltage - 0.3 6.0 v v+ transmitter high output voltage v cc - 0.3 14 v - transmitter low output voltage - 0.3 - 14 v tin transmitter input voltage - 0.3 v+ +0.3 v r in receiver input voltage - 30 30 p d dissipated power dip C package so - package - 842 762 mw i sc output current of transmitter short circuit - continu - ously ma ambient temperature - 60 150 * stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. these are stress ratings onr3 and functional operation of the device at these or any other conditions beyond those indicated under recommended operating conditions is not implied. exposure to absolute - maximum - rated conditions for extended periods may affect device reliability.
i lx232 2012, february, r e v .02 recomm e nd ed operating conditions symbol parameter r ate unit min max v cc supply voltage 4.5 5.5 v v+ transmitter output high voltage 5.0 - v - transmitter output low voltage - 5.0 - v tin transmitter input voltage 0 v v rin receiver input voltage - 30 30 i sc transmitter short circuit output curre nt - ? 60 ma ambient temperature - 40 85 0.1 ? f 0.1 ? f 16 2 6 14 7 13 8 15 9 12 10 11 5 4 3 1 5v ttl/cm os intput ttl/cm os output rs-232 input rs-232 output 5 5 v+ v- 0.1 ? f 0.1 ? f 0.1 ? f + + c1+ c1- c2+ c2- + + +
i lx232 2012, february, r e v .02 static parameters symbol parameter test conditions rate unit 25 ? c - 40 ? c to 85 ? c min max min max i cc consumption current static v cc =5.0 v v il = 0 v - 10.0 - 14.0 ? ma receiver electrical parameters v h hysteresis voltage v cc =5.0 v 0.2 0.9 0.2 1.0 v v o n on (operation ) voltage v o ? 0.1 v i ol ? 20 ua - 2.4 - 2.3 v off off (dropout) voltage v o ? v cc - 0.1 v i oh ? - 20 ua 0.8 - 0.9 - v ol output low voltage i ol = 3.2 m v = 4.5 v v ih = 2.4 v - 0.3 - 0.4 v oh output high voltage i oh = - 1.0 ma v = 4.5 v v il = 0.8 v 3.6 - 3.5 - r i input resistance v = 5.0 v 3.0 7.0 3.0 7.0 kohm transmitter electrical parameters v ol output low voltage v = 4.5 v v ih = 2.0 v r l = 3.0 k ohm - - 5.2 - - 5. 0 v v oh output high voltage v = 4.5 v v il = 0.8 v r l = 3.0 k ohm 5.2 - 5.0 - i il input low current v =5.5 v v il = 0 v - - 1.0 - - 10.0 ua i ih input high current v =5.5 v v ih = v 1.0 10.0 sr speed of output front change v =5.0 v l =50 - 1000 pf r l = 3.0 - 7.0 kohm 3.0 30 2.7 27 v/ ? r output resistance v = v+ = v - = 0 v v o = ? 2 v 350 - 300 - ohm i sc short circuit output current v =5.5 v v o = 0 v v i = v v i = 0 v - 50 50 - 60 60 ma st speed of i nformation transmission v =4.5 v l = 1000 pf r l = 3.0 kohm t w = 7 u s (for extreme - t w = 8 u s) 140 - 120 - kb ps
i lx232 2012, february, r e v .02 dynamic parameters symbol parameter test conditions rate unit 25 ? c from - 40 ? c to 85 ? c min max min max t phlr (t plhr ) signal propagation delay time when switching on (off) v = 4.5 v l = 150 pf v il = 0 v v ih = 3.0 v t lh = t hl ? 10 ns - 9.7 - 10 u s t phlt (t plht ) signal propagation delay time when switching on (off) v = 4.5 v l = 2500 pf v il = 0 v v ih = 3.0 v r l = 3 kohm t lh = t hl ? 10 ns 5.0 ? 6.0 ? capacitanc e symbol parameter v cc , rate unit c in input capacitance 5.0 9.0 pf c pd dynamic capacitance 90 timing diagram when measuring ic dynamic parameters figure 3 +3 v t plhr t phlr rin 1.5 v 0 v v ol v oh rout 0.5vcc 0.5vcc 1.5 v
i lx232 2012, february, r e v .02 figure 4 figure 5 figure 6 +3 v t plht t phlt tin 1.5 v 1.5 v 0 v v ol v oh tout 1.5 v 1.5 v shl t tin tout +3 v -3 v slh t -3 v +3 v t out t in control strobe t w t w t w t w
i lx232 2012, february, r e v .02 n suffix plastic dip (ms - 001bb) symbol min max a 18.67 19.69 b 6.1 7.11 c 5.33 d 0.36 0.56 f 1.14 1.78 g h j 0 ? 10 ? k 2.92 3.81 notes: l 7.62 8.26 1. ???? dimensions a, b do not include mold flash or protrusions. m 0.2 0.36 maximum mold flash or protrusions 0.25?mm (0.010) per side. n 0.38 d suffix soic (ms - 012ac) symbol min max a 9.8 10 b 3.8 4 c 1.35 1.75 d 0.33 0.51 f 0.4 1.27 g h j 0 ? 8 ? notes: k 0.1 0.25 1. ???? dimensions a and b do not include mold flash or protrusion. m 0.19 0.25 2. ???? maximum mold flash or protrusion 0.15?mm (0.006) per side p 5.8 6.2 for a; for b ? 0.25?mm (0.010) per side. r 0.25 0.5 5.72 2.54 7.62 1.27 dimension, mm dimension, mm a b h c k c m j f m p g d r x 45 seating plane 0.25 (0.010) m t -t- 1 16 8 9 l h m j a b f g d seating plane n k 0.25 (0.010) m t -t- c 1 16 8 9
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