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1/14 november 2003 n esd protection for rs-232 i/o pins: 15kv human body model n guaranteed 230kbps date rate n guaranteed slew rate range 3 to 30v/ m s n operate from a single 5v power supply description the st202e/st232e are a 2 driver 2 receiver devices designed for rs-232 and v.28 communications in harsh environments. each transmitter output and receiver input is protected against 15kv electrostatic discharge (esd) shocks. the drivers meet all eia/tia-232e and ccitt v.28 specifications at data rates up to 230kbps, when loaded in accordance with the eia/tia-232e specification. the st202e/232e use a single 5v supply voltage. the st232e operates with four 1 m f capacitors, while the st202e operates with four 0.1 m f capacitors, further reducing cost and board space. ordering codes type temperature range package comments st202ecn st232ecn 0 to 70 c dip-16 25 parts per tube / 40 tube per box st202ebn st232ebn -40 to 85 c dip-16 25 parts per tube / 40 tube per box st202ean st232ean -40 to 125 c dip-16 25 parts per tube / 40 tube per box st202ecd st232ecd 0 to 70 c so-16 (tube) 50 parts per tube / 20 tube per box st202ebd st232ebd -40 to 85 c so-16 (tube) 50 parts per tube / 20 tube per box st202ead st232ead -40 to 125 c so-16 (tube) 50 parts per tube / 20 tube per box st202ecdr st232ecdr 0 to 70 c so-16 (tape & reel) 2500 parts per reel st202ebdr st232ebdr -40 to 85 c so-16 (tape & reel) 2500 parts per reel st202eadr st232eadr -40 to 125 c so-16 (tape & reel) 2500 parts per reel st202ecw st232ecw 0 to 70 c so-16 large (tube) 49 parts per tube / 25 tube per box st202ebw st232ebw -40 to 85 c so-16 large (tube) 49 parts per tube / 25 tube per box st202eaw st232eaw -40 to 125 c so-16 large (tube) 49 parts per tube / 25 tube per box st202ecwr st232ecwr 0 to 70 c so-16 large (tape & reel) 1000 parts per reel st202ebwr st232ebwr -40 to 85 c so-16 large (tape & reel) 1000 parts per reel st202eawr st232eawr -40 to 125 c so-16 large (tape & reel) 1000 parts per reel st202ectr st232ectr 0 to 70 c tssop16 (tape & reel) 2500 parts per reel st202ebtr st232ebtr -40 to 85 c tssop16 (tape & reel) 2500 parts per reel st202eatr ST232EATR -40 to 125 c tssop16 (tape & reel) 2500 parts per reel st202e st232e 15kv esd protected 5v rs-232 transceiver sop large dip sop tssop
st202e/st232e 2/14 pin configuration pin description absolute maximum ratings absolute maximum ratings are those values beyond which damage to the device may occur. functional operation under these condition is not implied. pln n symbol name and function 1 c 1 + positive terminal for the first charge pump capacitor 2 v+ doubled voltage terminal 3 c 1 - negative terminal for the first charge pump capacitor 4 c 2 + positive terminal for the second charge pump capacitor 5 c 2 - negative terminal for the second charge pump capacitor 6 v- inverted voltage terminal 7 t2 out second transmitter output voltage 8 r2 in second receiver input voltage 9 r2 out second receiver output voltage 10 t2 in second transmitter input voltage 11 t1 in first transmitter input voltage 12 r1 out first receiver output voltage 13 r1 in first receiver input voltage 14 t1 out first transmitter output voltage 15 gnd ground 16 v cc supply voltage symbol parameter value unit v cc supply voltage -0.3 to 6 v v+ extra positive voltage (v cc - 0.3) to 14 v v- extra negative voltage -14 to 0.3 v t in transmitter input voltage range -0.3 to (v + + 0.3) v r in receiver input voltage range 30 v t out transmitter output voltage range (v - - 0.3) to (v + + 0.3) v r out receiver output voltage range -0.3 to (v cc + 0.3) v t sctout short circuit duration on t out infinite t stg storage temperature range -65 to + 150 c
st202e/st232e 3/14 esd performance: transmitter outputs, receiver inputs note: all test versus gnd. electrical characteristics (c 1 -c 4 =0.1 m f for st202e, c 1 -c 4 =1 m f for st232e, v cc =5v 10%, t a = -40 to 125c, unless otherwise specified. typical values are referred to t a = 25c) transmitter electrical characteristics (c 1 -c 4 =0.1 m f for st202e, c 1 -c 4 =1 m f for st232e, v cc =5v 10%, t a = -40 to 125c, unless otherwise specified. typical values are referred to t a = 25c) note 1: measured from 3v to -3v or from -3v to 3v. note2: one transmitter output is loaded with r l =3k w to 7k w ,c l =50to1000pf symbol parameter test conditions min. typ. max. unit esd esd protection voltage human body model 15 kv esd esd protection voltage iec 1000-4-2 (contact discharge) 6kv esd esd protection voltage iec 1000-4-2 (air discharge) 8kv symbol parameter test conditions min. typ. max. unit i supply v cc power supply current no load, t a = 25c 5 10 ma symbol parameter test conditions min. typ. max. unit v tout output voltage swing all transmitter outputs are loaded with 3k w to gnd 5 9v i til input leakage current 1a v til input logic threshold low 0.8 v v tih input logic threshold high 2 v sr t transition slew rate t a = 25c, v cc =5v r l =3to7k w ,c l = 50 to 1000pf (note1) 3630v/ m s d r data rate r l =3to7k w ,c l = 50 to 1000pf one transmitter switching 230 400 kbits/s r tout transmitter output resistance v cc =v+=v-=0v v out = 2v 300 w i sc transmitter output short circuit current 10 60 ma t dt transmitter propagation delay r l =3to7k w ,c l = 50 to 2500pf all transmitter loaded 2 m a
st202e/st232e 4/14 receiver electrical characteristics (c 1 -c 4 =0.1 m f for st202e, c 1 -c 4 =1 m f for st232e, v cc =5v 10%, t a = -40 to 125c, unless otherwise specified. typical values are referred to t a = 25c) application circuits (note1,note2) note 1: c 1-4 capacitors can even be 1 m fones. note 2: c 1-4 canbecommonorbiasedcapacitors. symbol parameter test conditions min. typ. max. unit v rin receiver input voltage operating range -30 30 v r rin rs-232 input resistance t a = 25c, v cc =5v 3 5 7 k w v ril rs-232 input logic threshold low t a = 25c, v cc = 5 v 0.8 1.2 v v rih rs-232 input logic threshold high t a = 25c, v cc = 5 v 1.7 2.4 v v rihys rs-232 input hysteresis v cc = 5v 0.2 0.5 1 v v rol ttl/cmos output voltage low i out = 3.2ma 0.4 v v roh ttl/cmos output voltage high i out = -1ma 3.5 v cc -0.4 v t dr receiver propagation delay c l = 150pf 0.5 10 m s
st202e/st232e 5/14 capacitance value ( m f) typical performance characteristics (unless otherwise specified t j =25c) figure 1 : supply current vs temperature figure 2 : data rate vs temperature figure 3 : receiver propagation delay figure 4 : driver propagation delay devices c1 c2. c3 c4 c5 st202e 0.1 0.1 0.1 0.1 0.1 st232e 11111
st202e/st232e 6/14 figure 5 : high level output voltage swing vs temperature figure 6 : low level output voltage swing vs temperature figure 7 : high level transmitter output short circuit current vs temperature figure 8 : low level transmitter output short circuit current vs temperature figure 9 : high level receiver output short circuit current vs temperature figure 10 : low level receiver output short circuit current vs temperature
st202e/st232e 7/14 dim. mm. inch min. typ max. min. typ. max. a1 0.51 0.020 b 0.77 1.65 0.030 0.065 b 0.5 0.020 b1 0.25 0.010 d 20 0.787 e 8.5 0.335 e 2.54 0.100 e3 17.78 0.700 f 7.1 0.280 i 5.1 0.201 l 3.3 0.130 z 1.27 0.050 plastic dip-16 (0.25) mechanical data p001c
st202e/st232e 8/14 dim. mm. inch min. typ max. min. typ. max. a 1.75 0.068 a1 0.1 0.2 0.004 0.008 a2 1.65 0.064 b 0.35 0.46 0.013 0.018 b1 0.19 0.25 0.007 0.010 c 0.5 0.019 c1 45? (typ.) d 9.8 10 0.385 0.393 e 5.8 6.2 0.228 0.244 e 1.27 0.050 e3 8.89 0.350 f 3.8 4.0 0.149 0.157 g 4.6 5.3 0.181 0.208 l 0.5 1.27 0.019 0.050 m 0.62 0.024 s8 ? (max.) so-16 mechanical data po13h
st202e/st232e 9/14 dim. mm. inch min. typ max. min. typ. max. a 2.65 0.104 a1 0.1 0.2 0.004 0.008 a2 2.45 0.096 b 0.35 0.49 0.014 0.019 b1 0.23 0.32 0.009 0.012 c 0.5 0.020 c1 45? (typ.) d 10.1 10.5 0.397 0.413 e 10.0 10.65 0.393 0.419 e 1.27 0.050 e3 8.89 0.350 f 7.4 7.6 0.291 0.300 g l 0.5 1.27 0.020 0.050 m 0.75 0.029 s8 ? (max.) so-16l mechanical data po13i
st202e/st232e 10/14 dim. mm. inch min. typ max. min. typ. max. a 1.2 0.047 a1 0.05 0.15 0.002 0.004 0.006 a2 0.8 1 1.05 0.031 0.039 0.041 b 0.19 0.30 0.007 0.012 c 0.09 0.20 0.004 0.0079 d 4.9 5 5.1 0.193 0.197 0.201 e 6.2 6.4 6.6 0.244 0.252 0.260 e1 4.3 4.4 4.48 0.169 0.173 0.176 e 0.65 bsc 0.0256 bsc k0? 8?0? 8? l 0.45 0.60 0.75 0.018 0.024 0.030 tssop16 mechanical data c e b a2 a e1 d 1 pin 1 identification a1 l k e 0080338d
st202e/st232e 11/14 dim. mm. inch min. typ max. min. typ. max. a 330 12.992 c 12.8 13.2 0.504 0.519 d 20.2 0.795 n 60 2.362 t 22.4 0.882 ao 6.45 6.65 0.254 0.262 bo 10.3 10.5 0.406 0.414 ko 2.1 2.3 0.082 0.090 po 3.9 4.1 0.153 0.161 p 7.9 8.1 0.311 0.319 tape & reel so-16 mechanical data
st202e/st232e 12/14 dim. mm. inch min. typ max. min. typ. max. a 330 12.992 c 12.8 13.2 0.504 0.519 d 20.2 0.795 n 60 2.362 t 22.4 0.882 ao 10.8 11.0 0.425 0.433 bo 10.7 10.9 0.421 0.429 ko 2.9 3.1 0.114 0.122 po 3.9 4.1 0.153 0.161 p 11.9 12.1 0.468 0.476 tape & reel so-16l mechanical data
st202e/st232e 13/14 dim. mm. inch min. typ max. min. typ. max. a 330 12.992 c 12.8 13.2 0.504 0.519 d 20.2 0.795 n 60 2.362 t 22.4 0.882 ao 6.7 6.9 0.264 0.272 bo 5.3 5.5 0.209 0.217 ko 1.6 1.8 0.063 0.071 po 3.9 4.1 0.153 0.161 p 7.9 8.1 0.311 0.319 tape & reel tssop16 mechanical data
st202e/st232e 14/14 information furnished is believed to be accurate and reliable. however, stmicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result f rom its use. no license is granted by implication or otherwise under any patent or patent rights of stmicroelectronics. specificati ons mentioned in this publication are subject to change without notice. this publication supersedes and replaces all information previously supplied. stmicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of stmicroelectronics. the st logo is a registered trademark of stmicroelectronics all other names are the property of their respective owners ? 2003 stmicroelectronics - all rights reserved stmicroelectronics group of companies australia - belgium - brazil - canada - china - czech republic - finland - france - germany - hong kong - india - israel - ital y - japan - malaysia - malta - morocco - singapore - spain - sweden - switzerland - united kingdom - united states. http://www.st.com

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