technical data january 2012, ver. 00 interface transceiver of the serial data of rs - 232 s tandard description the ILX3221 is interface transceiver of serial data under rs - 232 standard with single power supply source & bipolar output voltage of transmitter, low power consumption. the ILX3221 is purposed for a p plication in modern high efficient calculating systems with the wid e range of supply voltage, fast - operating electronic devices with high level of fidelity of information exchange among di s tant devices. the chip is designed in 16 - pin ssop and tssop package. features ssop - 16 tssop - 16 fig.1 = from - 40 to 85 for all packages ? 1 transmitter and 1 receivers of the serial data of the standard rs - 232; ? auto shutdown function provide low power co n sumption; ? supply voltage range: 3.0 ? 5.5 v; ? operating temperature range: - 40 +85 ; ? esd protection up to 2000 v for tran smitter input and receiver output (ttl/cmos levels) and up to 15000v for transmitter output and receiver input (rs - 232 levels) ; ? latch current, min ? 100 ma at normal climatic condition. pin configuration fig.2 ilx32 21 ordering information device operating temperature range package shipping ILX3221esd t a = -40 to 85 c ss op - 16 tube ILX3221esdt ssop - 16 taping ILX3221etsd tssop - 16 tube ILX3221etsdt tssop - 16 taping 01 02 03 04 05 06 07 v cc 08 14 13 12 11 10 09 16 15 c 2+ c 1+ en v + c 2- v - rin rout invalid tin forceon tout gnd c 1- forceoff
ILX3221 january 20 12, ver. 00 table . 1 pin description pin number symbol pin description 01 en receiver enable control input 02 c1+ positive terminal of the voltage multiplier charge - pump capacitor 03 v+ positive voltage multiplier output 04 c1 - n egative terminal of the voltage multiplier charge - pump capacitor 05 c2+ positive terminal of the voltage multiplier charge - pump capacitor 06 c2 - negative terminal of the voltage multiplier charge - pump capacitor 07 v - negative voltage multiplier output 08 rin rs - 232 receiver data inputs 09 rout ttl/cmos receiver data output 10 invalid output of the valid signal detector. indicates if a valid rs - 232 level is present on r e ceiver inputs logic ?1?. 11 tin ttl/cmos transmitter data input 12 forceon autoshutdown mode control input (enable active operation of the ic) 13 tout rs - 232 transmitter data outputs 14 gnd common pin 15 vcc supply voltage 16 forceoff autoshutdo wn mode control input (switch the ic to low power consumption mode ) functional diagram ttl / cmos output rs - 232 output + + 02 04 05 06 c 1+ c1 - c 2+ c2 - v + 03 v - + 11 09 14 01 en forceon forceoff 08 13 tin tout rout rin c4 07 invalid 5 ? 10 16 12 15 rs - 232 input ttl / cmos input vcc c1 c2 gnd + c3 c1 ? capacitor 0.1 f 10 % for vcc = 3.0 ? 3.6v and 0.047 f 10 % for vcc = 4.5 ? 5.5v 2, 3, 4 ? capacitors 0.1 f 10 % for vcc = 3.0 ? 3.6v and 0.33 f 10 % for vcc = 4.5 ? 5.5v fig. 3 - functional diagram
ILX3221 january 20 12, ver. 00 table 2. truth table mode inputs outputs forceon forceoff en rin tin rout tout low power consumption (without autoshutdown function) x l l l x h z x l l h x l z x l h x x z z data transfer (without autoshutdown function) h h l l l h h h h l l h h l h h l h l l h h h l h h l l h h h x l z h h h h x h z l data transfer (with autoshutdown function) l h l l l h h l h l l h h l l h l h l l h l h l h h l l l h h x h z l l h h x l z h low power consumption (with autoshutdown function) l h l l invl x h z l h h l invl x z z note : h ? high level; l ? low level; x ? any level (h or l); l invl ? low level signal not less than - 0 . 3 v & not more than 0 . 3 v with duration not less that t phlinv ; z ? third state of output table 3. truth table for invalid pin rin invalid l h h h l invl l note : h ? high level; l ? low level; l invl ? low level signal not less than - 0 . 3 v & not more than 0 . 3 v with duration not less that t phlinv ;
ILX3221 january 20 12, ver. 00 table 4. ? maximum ratings symbol parameter norm unit min m ax v cc supply vol t age ? 0 . 3 6 . 0 v v il transmitter low level input voltage ? 0 . 3 ? v v ih transmitter high level input vol t age ? 6 . 0 v v ot voltage applied to transmitter ou t put ? 13 . 2 13 . 2 v v or receiver output voltage ? 0 . 3 v cc + 0 . 3 v v o invalid pin voltage ? 0 . 3 v cc + 0 . 3 v v v+ + v v - multiplier outputs voltages diffe r ence ? 13 v v v+ mult i plier positive output voltage, v ? 0 . 3 7 . 0 v v v - mult i plier negative output voltage, v ? 7 . 0 0 . 3 v v ir receiver input voltage, v ? 25 25 v t ambient temperature ? 60 150 o c * stresses beyond those listed under ?absolute maximum ratings? may cause permanent damage to the device. these are stress ratings only 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 relia bility. table 5 ? recommended operating conditions symbol parameter norm unit min max v cc supply vol t age 3 . 0 5 . 5 v v il transmitter low level input voltage 0 0 . 8 v v ih transmitter high level input vol t age v - for v cc = 3 . 3 v 10 % 2 . 0 v cc - for v cc = 5 . 0 v 10 % 2 . 4 v in vl receiver threshold input voltage corre s ponding to low level on invalid pin ? 0 . 3 0 . 3 v v in vh receiver threshold input voltage corre s ponding to high level on invalid pin ? 2 . 7 2 . 7 v v it h receiver high level threshold input vol t age, ? 2 . 4 v v it l receiver low level threshold input vol t age v for v cc = 3 . 3 v 10 % 0 . 6 ? for v cc = 5 . 0 v 10 % 0 . 8 v v+ mult i plier positive output voltage, v 5 . 0 ? v v v - mult i plier negative output voltage, v ? ? 5 . 0 v v ir receiver input voltage, v ? 25 25 v t ambient temperature ? 40 85 o c
ILX3221 january 20 12, ver. 00 table 6 ? electric parameters ( v = 3 . 0 ? 5 . 5 v ) sym - bol parameter mode target t a , c unit min max i kk autoshutdown mode supply cu r rent v kk . 3; 5 . 0 v; forceon is connected to gnd; forceoff is connected to vcc rin not connected ? 10 25 10 a 14 - 40; 85 i kk low power consum p tion mode supply cu r rent v kk . 3; 5 . 0 v; forceoff is connected to gnd rin connected to gnd ? 10 25 10 a 14 - 40; 85 i kk autoshutdown disabled supply current v kk . 3; 5 . 0 v; forceon & forceoff is co n nected to vcc without load ? 1 . 0 25 10 ma 1 . 4 - 40; 85 i ill low level input leakage current (for control inputs and transmitter i n puts ) vcc = 5 . 5 v; v il = 0 v ? - 0 . 5 25 10 a - 1 . 0 - 40; 85 i ilh high level input leakage cu r rent (for control inputs and transmitter i n puts) vcc = 5 . 5 v; v ih = v cc ? 0 . 5 25 10 a 1 . 0 - 40; 85 receiver v o lr low level output vo l tage, v i ol = 1 . 6 ma ? 0 . 3 25 10 v 0 . 4 - 40; 85 v o hr high level output vo l tage i oh = - 1 . 0 ma v cc ? 0 . 6 ? 25 10 v - 40; 85 v h r * receiver hysteresis , v ? 0 . 2 1 . 0 25 10 v v o linv low level output vo l tage (for invalid pin) i ol = 1 . 6 ma; forceon is connected to gnd; forceoff is co n nected to vcc ? 0 . 3 25 10 v 0 . 4 - 40; 85 v o g , 1 9 high level output vo l tage (for invalid pin) i oh = ? 1 . 0 ma; forceon is connected to gnd; forceoff is co n nected to vcc v cc ? 0 . 6 ? 25 10; v - 40; 85
ILX3221 january 20 12, ver. 00 table 6 continued sy m - bol parameter mode target t a , c unit min max receiver i ozlr low level output current for off - state receiver output is disabled; v o = 0 v ? - 2 . 5 25 10 a - 10 - 40; 85 i ozhr high level output current for ?off? - state receiver output is disabled; v o = 5 . 5 v ? 2 . 5 25 10 a 10 - 40; 8 5 r i input resistance - 3 . 0 7 . 0 25 10 k ? t phlr , t plhr off - on switching propag a tion delay v cc = 5 . 0 v; c l = 150 pf; v il = 0 v; v ih = 3 . 0 v; t lh = t hl 10 ns ? 500 ns t skd propagation delays diffe r ence ? 200 ns t plzr , t phzr propagation delay of t rans i tion from high (low) level state to off - state v cc = 5 . 0 v; v il = 0 v; v ih = 3 . 0 v; t lh = t hl 10 ns; r l = 1 k ? ? 400 ns t pzlr , t pzhr propagation delay of trans i tion from off - state to high (low) level state ? 400 ns t phlinv propagation delay of trans i tion invalid pin to low level state v cc = 5 . 0 v; v il = 0; - 3 . 0 v; v ih = 3 . 0; 0 v; t lh = t hl 10 ns; c l = 15 pf ? 80 s t plhinv propagation delay of trans i tion invalid pin to high level state ? 2 . 9 s transmitter v o lt low level output vol t age r l = 3 k ? ? - 5 . 07 25 10 v - 5 . 0 - 40; 85 v o ht high level output vol t age r l = 3 k ? 5 . 07 ? 25 10 v 5 . 0 - 40; 85 v h t transmitter hysteresis ? 0 . 1 1 . 0 25 10 v r o output resistance v cc = v v+ = v v = 0 v; v o = 2 v 350 ? 25 10 ? 300 - 40; 85
ILX3221 january 20 12, ver. 00 table 6 continued sy m - bol parameter, unit mode target t a , c unit min max transmitter i os short circ uit current ? ? 53 25 10 ma 60 - 40; 85 - 53 25 10 - 60 - 40; 85 i ozlt low level outpu t cu r rent for off - state v cc = 0; 3 . 0 ? 5 . 5 v; v o = - 12 v; transmitter output is di s abled ? - 10 25 10 a - 25 - 40; 85 i ozht high level output cu r rent for off - state vcc = 0; 3 . 0 ? 5 . 5 v; vo = 12 v; transmitter output is di s abled ? 10 25 10 a 25 - 4 0; 85 st maximum data rat e r l = 3 k ? ; c l = 1000 pf; only transmitter is swi t ching 250 ? 25 10; - 40; 85 kbit/s sr transition - region slew rate v cc = 3 . 3 v; r l = (3 - 7) k ? ; v ot is changing from +3 to - 3 v or from - 3 to +3 v; only transmitter is swi t chin g c l = (150 - 1000) pf 6 . 0 30 25 10 v/ s t skew propagation delays diffe r ence v cc = 5 . 0 v; v il = 0 v; v ih = 3 . 0 v; t lh = t hl 10 ns; r l =3 kohm; c l =1000 pf ? 300 ns t wu transmitter output e n able time v cc = 5 . 0 v; v il = 0 v; v ih = 3 . 0 v; v il = - 3 . 0 v; v i h = 0 v ? 120 s ______________ * v v+ , v v - - voltages applied to pins 03 , 07. note : electric parameters is indicated for 1=0 . 047 f, 2 - 4 = 0 . 33 f & v cc = 3 . 0 ? 3 . 6v (or c1 - c4 = 0 . 1 f & v cc = 4 . 5 ? 5 . 5)
ILX3221 january 20 12, ver. 00 fig. 4 ? receiver output & input s ignals time diagram fig. 5 ? transmitter output & input signals time diagram fig.6 ? transmitter output & input signals time diagram 3 v t plh r t phl r 0 v 0 , 5 ucc - 3 v u olr u ohr 0 v 0 , 5 ucc t lh t hl 0 , 1 0 , 9 0 , 9 0 , 1 rin rout 3 v t plh t t phl t 1 , 5 v 0 v u ol u oh txout 1 , 5 v 0 v 0 v t lh 0 , 1 0 , 1 0 , 9 0 , 9 txin thl t + 3 v - 3 v tlh t - 3 v + 3 v 3 v 0 v u ol u oh 0, 1 0, 9 0 ,1 0 ,9 t lh t hl txin txout
ILX3221 january 20 12, ver. 00 package dimension ssop - 16 tssop - 16
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