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1 date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation 3.3v, 1000 kbps rs-232 transceivers sp3222u/3232u description features meets true eia/tia-232-f standards from a +3.0v to +5.5v power supply interoperable with eia/tia - 232 and adheres to eia/tia - 562 down to a +2.7v power source 1 a low-power shutdown with receivers active ( sp3222u ) esd specifications: 2kv human body model 1000 kbps minimum transmission rate ideal for handheld, battery operated applications selection table ? l e d o ms e i l p p u s r e w o p 2 3 2 - s r s r e v i r d 2 3 2 - s r s r e v i e c e r l a n r e t x e s t n e n o p m o c n w o d t u h s l t t e t a t s - 3 f o . o n s n i p u 2 2 2 3 p s v 5 . 5 + o t v 0 . 3 +224s e ys e y0 2 , 8 1 u 2 3 2 3 p s v 5 . 5 + o t v 0 . 3 +224o no n6 1 the sp3222u and the sp3232u are 2 driver, 2 receiver rs-232 transceiver solutions intended for portable or hand-held applications such as notebook or palmtop computers. their data transmission rate of 1000 kbps meets the demands of high speed rs-232 applications. both ics have a high-efficiency, charge-pump power supply that requires only 0.1 f capacitors in 3.3v operation. this charge pump allows the sp3222u and the 3232u to deliver true rs-232 performance from a single power supply ranging from +3.0v to +5.5v. the sp3222u device has a low-power shutdown mode where the devices' driver outputs and charge pumps are disabled. during shutdown, the supply current falls to less than 1ua. v- 1 2 3 4 15 16 17 18 5 6 7 14 13 12 shdn c1+ v+ c1- c2+ c2- en r1in gnd v cc t1out 8 9 10 11 r2in sp3222u t2out t2in t1in r1out dip/so r2out note: see page 6 for other pinouts now available in lead free packaging
date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation 2 note 1 : v+ and v- can have maximum magnitudes of 7v, but their absolute difference cannot exceed 13v. absolute maximum ratings these are stress ratings only and functional operation of the device at these ratings or any other above those indicated in the operation sections of the specifications below is not implied. exposure to absolute maximum rating conditions for extended periods of time may affect reliability and cause permanent damage to the device. v cc ...................................................... -0.3v to +6.0v v+ (note 1) ...................................... -0.3v to +7.0v v- (note 1) ....................................... +0.3v to -7.0v v+ + |v-| (note 1) ........................................... +13v i cc (dc v cc or gnd current) ......................... 100ma input voltages txin, en ............................................ -0.3v to +6.0v rxin .................................................................. 25v output voltages txout....................................................... 13.2v rxout............. ..................-0.3v to (v cc + 0.3v) short-circuit duration txout.................................................continuous storage temperature.................-65 c to +150 c power dissipation per package 20-pin ssop (derate 9.25mw/ o c above +70 o c) ........ 750mw 18-pin pdip (derate 15.2mw/ o c above +70 o c) ....... 1220mw 18-pin soic (derate 15.7mw/ o c above +70 o c) ....... 1260mw 20-pin tssop (derate 11.1mw/ o c above +70 o c) ...... 890mw 16-pin ssop (derate 9.69mw/ o c above +70 o c) ........ 775mw 16-pin pdip (derate 14.3mw/ o c above +70 o c) ....... 1 150mw 16-pin wide soic (derate 11.2mw/ o c above +70 o c) .... 900mw 16-pin tssop (derate 10.5mw/ o c above +70 o c) ...... 850mw 16- pin nsoic (derate 13.57mw/ c above +70 c) ...... 1086mw electrical characteristics unless otherwise noted, the following specifications apply for v cc = +3.0v to +5.5v with t amb = t min to t max , c 1 to c 4 =0.1 f parameter min. typ. max. units conditions dc characteristics supply current 0.3 1.0 ma no load, t amb = +25 c, v cc = 3.3v, txin = gnd or v cc shutdown supply current 1.0 10 a shdn = gnd,t amb = +25 c, v cc = +3.3v, txin = gnd or v cc logic inputs and receiver outputs input logic threshold low 0.8 v txin, en, shdn, note 2 input logic threshold high 2.0 v v cc = 3.3v, note2 2.4 v cc = 5.0v, note 2 input leakage current 0.01 1.0 a txin, en, shdn, t amb = +25 c, vin= 0v to v cc output leakage current 0.05 10 a receivers disabled, v out = 0v to v cc output voltage low 0.4 v i out = 1.6ma output voltage high v cc -0.6 v cc -0.1 v i out = -1.0ma driver outputs output voltage swing 5.0 5.4 v 3k ? load to ground at all driver outputs,t amb = +25 c output resistance 300 ? v cc = v+ = v- = 0v, t out = +2v output short-circuit current 35 60 ma v out = 0v output leakage current 25 av out = +12v,v cc = 0v to 5.5v,drivers disabled
3 date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation electrical characteristics unless otherwise noted, the following specifications apply for v cc = +3.0v to +5.5v with t amb = t min to t max , c 1 to c 4 =0.1 f. typical values apply at v cc = +3.3v or +5.5v and t amb = 25 o c. note 2: driver input hysteresis is typically 250mv. parameter min. typ. max. units conditions receiver inputs input voltage range -25 +25 v input threshold low 0.6 1.2 v v cc =3.3v 0.8 1.5 v v cc =5.0v input threshold high 1.5 2.4 v v cc =3.3v 1.8 2.4 v v cc =5.0v input hysteresis 0.3 v input resistance 3 5 7 k ? timing characteristics maximum data rate 1000 kbps r l =3k ? , c l =250pf, one driver switching receiver propagation delay 0.15 st phl , rxin to rxout, c l =150pf 0.15 t plh , rxin to rxout, c l =150pf receiver output enable time 200 ns receiver output disable time 200 ns driver skew 100 ns | t phl - t plh |, t amb = 25 c receiver skew 50 ns | t phl - t plh | transition-region slew rate 90 v/ sv cc = 3.3v, r l = 3k ? , t amb = 25 c, measurements taken from -3.0v to +3.0v or +3.0v to -3.0v
date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation 4 figure 1. transmitter output voltage vs load capacitance for the sp3222u and the sp3232u figure 2. slew rate vs load capacitance for the sp3222u and the sp3232u figure 3. supply current vs load capacitance when transmitting data for the sp3222u and the sp3232u typical performance characteristics unless otherwise noted, the following performance characteristics apply for v cc = +3.3v, 1000kbps data rates, all drivers loaded with 3k ? , 0.1 f charge pump capacitors, and t amb = +25 c. 0 250 500 1000 1500 load capacitance (pf) t ransmitter output voltage (v) 6 4 2 0 -2 -4 -6 t1 at 1mbps t2 at 62.5kbps 0 250 500 1000 1500 2000 load capacitance (pf) slew rate (v / s) 120 100 80 60 40 20 0 t1 at 1mbps t2 at 62.5kbps all tx loaded 3k // cload 0 250 500 1000 1500 load capacitance (pf) supply current (ma) 35 30 20 15 10 5 0 t1 at 1mbps t2 at 62.5kbps 2.7 3 3.5 4 4.5 5 supply voltage (v) supply current (ma) 20 15 10 5 0 t1 at mbps t2 at 62.5kbps 2.7 3 3.5 4 4.5 5 supply voltage (v) t ransmitter output v oltage (v) 6 4 2 0 -2 -4 -6 t1 at 1mbps t2 at 62.5kbps 0 250 500 1000 1500 2000 200 150 100 50 0 load capacitance (pf) skew (ns) t1 at 500kbps t2 at 31.2kbps all tx loaded 3k // cload figure 4. supply current vs supply voltage for the sp3222u and the sp3232u figure 5. transmitter output voltage vs supply voltage for the sp3222u and the sp3232u figure 6. transmitter skew vs load capacitance for the sp3222u and the sp3232u
5 date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation e m a nn o i t c n u f r e b m u n n i p u 2 2 2 3 p s u 2 3 2 3 p s o s / p i d p o s s p o s s t n e . n o i t a r e p o l a m r o n r o f w o l c i g o l y l p p a . e l b a n e r e v i e c e r . ) e t a t s z - h g i h ( s t u p t u o r e v i e c e r e h t e l b a s i d o t h g i h c i g o l y l p p a 11 - + 1 c. r o t i c a p a c p m u p - e g r a h c r e l b u o d e g a t l o v e h t f o l a n i m r e t e v i t i s o p 22 1 + v. p m u p e g r a h c e h t y b d e t a r e n e g v 5 . 5 + 33 2 - 1 c. r o t i c a p a c p m u p - e g r a h c r e l b u o d e g a t l o v e h t f o l a n i m r e t e v i t a g e n 44 3 + 2 c. r o t i c a p a c p m u p - e g r a h c g n i t r e v n i e h t f o l a n i m r e t e v i t i s o p 55 4 - 2 c. r o t i c a p a c p m u p - e g r a h c g n i t r e v n i e h t f o l a n i m r e t e v i t a g e n 66 5 - v. p m u p e g r a h c e h t y b d e t a r e n e g v 5 . 5 - 77 6 t u o 1 t. t u p t u o r e v i r d 2 3 2 - s r 5 17 14 1 t u o 2 t. t u p t u o r e v i r d 2 3 2 - s r 88 7 n i 1 r. t u p n i r e v i e c e r 2 3 2 - s r 4 16 13 1 n i 2 r. t u p n i r e v i e c e r 2 3 2 - s r 99 8 t u o 1 r. t u p t u o r e v e i c e r s o m c / l t t 3 15 12 1 t u o 2 r. t u p t u o r e v e i c e r s o m c / l t t 0 10 19 n i 1 t. t u p n i r e v i r d s o m c / l t t 2 13 11 1 n i 2 t. t u p n i r e v i r d s o m c / l t t 1 12 10 1 d n g. d n u o r g 6 18 15 1 v c c e g a t l o v y l p p u s v 5 . 5 + o t v 0 . 3 + 7 19 16 1 n d h s . n o i t a r e p o e c i v e d l a m r o n r o f h g i h e v i r d . t u p n i l o r t n o c n w o d t u h s - n o e h t d n a ) t u p t u o z - h g i h ( s r e v i r d e h t n w o d t u h s o t w o l e v i r d . y l p p u s r e w o p d r a o b 8 10 2- . c . n. t c e n n o c o n -4 1 , 1 1- table 1. device pin description
date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation 6 figure 8. pinout configuration for the sp3232u figure 7. pinout configurations for the sp3222u v- 1 2 3 4 17 18 19 20 5 6 7 16 15 14 shdn c1+ v+ c1- c2+ c2- n.c. en r1in gnd v cc t1out n.c. 8 9 10 11 12 13 r2in r2out sp3222u t2out t1in t2in r1out ssop/tssop v- 1 2 3 4 15 16 17 18 5 6 7 14 13 12 shdn c1+ v+ c1- c2+ c2- en r1in gnd v cc t1out 8 9 10 11 r2in sp3222u t2out t2in t1in r1out dip/so r2out v- 1 2 3 4 13 14 15 16 5 6 7 12 11 10 c1+ v+ c1- c2+ c2- r1in r2in gnd v cc t1out t2in 8 9 sp3232u t1in r1out r2out t2out
7 date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation figure 9. sp3222u typical operating circuits figure 10. sp3232u typical operating circuit sp3222u 2 4 6 5 3 7 19 gnd t1in t2in t1out t2out c1+ c1- c2+ c2- v+ v- v cc 13 12 0.1 f 0.1 f 0.1 f + c2 c5 c1 + + *c3 c4 + + 0.1 f 0.1 f 8 17 rs-232 outputs rs-232 inputs logic inputs v cc 18 1 5k ? r1in r1out 15 9 5k ? r2in r2out 10 16 logic outputs en 20 shdn *can be returned to either v cc or gnd ssop tssop sp3222u 2 4 6 5 3 7 17 gnd t1in t2in t1out t2out c1+ c1- c2+ c2- v+ v- v cc 12 11 0.1 f 0.1 f 0.1 f + c2 c5 c1 + + *c3 c4 + + 0.1 f 0.1 f 8 15 rs-232 outputs rs-232 inputs logic inputs v cc 16 1 5k ? r1in r1out 13 9 5k ? r2in r2out 10 14 logic outputs en 18 shdn *can be returned to either v cc or gnd dip/so sp3232u 1 3 5 4 2 6 16 gnd t1in t2in t1out t2out c1+ c1- c2+ c2- v+ v- v cc 11 10 0.1 f 0.1 f 0.1 f + c2 c5 c1 + + *c3 c4 + + 0.1 f 0.1 f 14 7 rs-232 outputs rs-232 inputs logic inputs v cc 15 5k ? r1in r1out 12 13 5k ? r2in r2out 9 8 logic outputs *can be returned to either v cc or gnd
date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation 8 description the sp3222u and sp3232u are 2 driver/ 2re- ceiver devices ideal for portable or hand-held applications. the sp3222u features a 1 a shutdown mode that reduces power consump- tion and extends battery life in portable systems. its receivers remain active in shutdown mode, allowing external devices such as modems to be monitored using only 1 a supply current. the sp3222u/3232u transceivers meet the eia/ tia-232 and v.28/v.24 communication proto- cols they feature sipex's proprietary on-board charge pump circuitry that generates 2 x v cc for rs-232 voltage levels from a single +3.0v to +5.5v power supply. the sp3222u/3232u drivers operate at a minimum data rate of 1000kbps. theory of operation the sp3222u/3232u series are made up of three basic circuit blocks: 1. drivers, 2. receivers, and 3. the sipex proprietary charge pump. drivers the drivers are inverting level transmitters that convert ttl or cmos logic levels to 5.0v eia/tia-232 levels inverted relative to the in- put logic levels. typically, the rs-232 output voltage swing is 5.5v with no load and at least 5v minimum fully loaded. the driver outputs are protected against infinite short-circuits to ground without degradation in reliability. driver outputs will meet eia/tia-562 levels of 3.7v with supply voltages as low as 2.7v. the drivers have a minimum data rate of 1000kbps fully loaded with 3k ? in parallel with 250pf, ensuring compatibility with pc-to-pc communication software. figure 11 shows a loopback test circuit used to the rs-232 drivers. figure 12 shows the test results of the loopback circuit with all drivers active at 250kbps with rs-232 loads in parallel with 1000pf capacitors. figure 13 shows the test results where one driver was active at 1000kbps and all drivers loaded with an rs-232 receiver in parallel with a 250pf capacitor. the sp3222u driver's output stages are tristated in shutdown mode. when the power is off, the sp3222u device permits the outputs to be driven up to 12v. because the driver's inputs do not have pull-up resistors, unused inputs should be connected to v cc or gnd. in the shutdown mode, the supply current is less than 1 a, where shdn = low. when the sp3222u device is shut down, the device's driver outputs are disabled (tri-stated) and the charge pumps are turned off with v+ pulled down to v cc and v- pulled to gnd. the time required to exit shutdown is typically 100 s. connect shdn to v cc if the shutdown mode is not used. receivers the receivers convert eia/tia-232 levels to ttl or cmos logic output levels. the sp3222u receivers have an inverting tri-state output. re- ceiver outputs (rxout) are tri-stated when the enable control en = high. in the shutdown mode, the receivers can be active or inactive. en has no effect on txout. the truth table logic of the sp3222u driver and receiver outputs can be found in table 2 . since receiver input is usually from a transmis- sion line where long cable lengths and system interference can degrade the signal and inject noise, the inputs have a typical hysteresis margin of 300mv. should an input be left unconnected, a 5k ? pulldown resistor to ground will commit the output of the receiver to a high state.
9 date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation figure 12. driver loopback test all drivers at 250kbps figure 13. driver loopback test one driver 1mbps figure 11. sp3222u/3232u driver loopback test circuit sp3222u sp3232u gnd txin txout c1+ c1- c2+ c2- v+ v- v cc 0.1 f 0.1 f 0.1 f + c2 c5 c1 + + c3 c4 + + 0.1 f 0.1 f logic inputs v cc 5k ? rxin rxout logic outputs en *shdn 250pf or 1000pf v cc * sp3222eb only
date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation 10 charge pump the charge pump is a sipex ?atented design (5,306,954) and uses a unique approach com- pared to older less?fficient designs. the charge pump still requires four external capacitors, but uses a four?hase voltage shifting technique to attain symmetrical 5.5v power supplies. the internal power supply consists of a regulated dual charge pump that provides output voltages 5.5v regardless of the input voltage (v cc ) over the +3.0v to +5.5v range. in most circumstances, decoupling the power supply can be achieved adequately using a 0.1 f bypass capacitor at c5 (refer to figures 9 and 10 ). in applications that are sensitive to power- supply noise, decouple v cc to ground with a capacitor of the same value as charge-pump capacitor c1. physically connect bypass ca- pacitors as close to the ic as possible. the charge pumps operate in a discontinuous mode using an internal oscillator. if the output voltages are less than a magnitude of 5.5v, the charge pumps are enabled. if the output voltage exceed a magnitude of 5.5v, the charge pumps are disabled. this oscillator controls the four phases of the voltage shifting. a description of each phase follows. phase 1 ?v ss charge storage ?during this phase of the clock cycle, the positive side of capacitors c 1 and c 2 are initially charged to v cc . c l + is then switched to gnd and the charge in c 1 is trans- ferred to c 2 . since c 2 + is connected to v cc , the voltage potential across capacitor c 2 is now 2 times v cc . phase 2 ?v ss transfer ?phase two of the clock con- nects the negative terminal of c 2 to the v ss storage capacitor and the positive terminal of c 2 to gnd. this transfers a negative generated voltage to c 3 . this generated voltage is regu- lated to a minimum voltage of -5.5v. simulta- neous with the transfer of the voltage to c 3 , the positive side of capacitor c 1 is switched to v cc and the negative side is connected to gnd. phase 3 ?v dd charge storage ?the third phase of the clock is identical to the first phase ?the charge transferred in c 1 produces ? cc in the negative terminal of c 1 , which is applied to the negative side of capacitor c 2 . since c 2 + is at v cc , the voltage potential across c 2 is 2 times v cc . phase 4 ?v dd transfer ?the fourth phase of the clock connects the negative terminal of c 2 to gnd, and transfers this positive generated voltage across c 2 to c 4 , the v dd storage capacitor. this voltage is regulated to +5.5v. at this voltage, the internal oscillator is disabled. simultaneous with the transfer of the voltage to c 4 , the positive side of capacitor c 1 is switched to v cc and the negative side is connected to gnd, allowing the charge pump cycle to begin again. the charge pump cycle will continue as long as the opera- tional conditions for the internal oscillator are present. since both v + and v are separately generated from v cc ; in a no?oad condition v + and v will be symmetrical. older charge pump approaches that generate v from v + will show a decrease in the magnitude of v compared to v + due to the inherent inefficiencies in the design. table 2. sp3222u truth table logic for shutdown and enable control n d h sn et u o x tt u o x r 00 e t a t s - i r te v i t c a 01 e t a t s - i r te t a t s - i r t 10 e v i t c ae v i t c a 11 e v i t c ae t a t s - i r t
11 date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation the clock rate for the charge pump typically operates at 250khz. the external capacitors can be as low as 0.1 f with a 16v breakdown voltage rating. esd tolerance the sp3222u/3232u series incorporates ruggedized esd cells on all driver output and receiver input pins. the esd structure is improved over our previous family for more rugged applications and environments sensitive to electrostatic discharges and associated tran- sients. the human body model has been the generally accepted esd testing method for semiconduc- tors. this method is also specified in mil-std- 883, method 3015.7 for esd testing. the premise of this esd test is to simulate the human body? potential to store electrostatic energy and discharge it to an integrated circuit. the simulation is performed by using a test model as shown in figure 20 . this method will test the ic? capability to withstand an esd transient during normal handling such as in manufacturing areas where the ics tend to be handled frequently. for the human body model, the current limiting resistor (r s ) and the source capacitor (c s ) are 1.5k ? and 100pf, respectively. figure 15. charge pump ?phase 1 figure 16. charge pump ?phase 2 v cc = +5v ?v ?v +5v v ss storage capacitor v dd storage capacitor c 1 c 2 c 3 c 4 + + ++ v cc = +5v ?0v v ss storage capacitor v dd storage capacitor c 1 c 2 c 3 c 4 + + ++
date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation 12 figure 17. charge pump waveforms figure 18. charge pump ?phase 3 figure 19. charge pump ?phase 4 figure 20. esd test circuit for human body model ch1 2.00v ch2 2.00v m 1.00 s ch1 5.48v 2 1 t t [] t +6v a) c 2+ b) c 2 - gnd gnd -6v v cc = +5v ?v +5v ?v v ss storage capacitor v dd storage capacitor c 1 c 2 c 3 c 4 + + ++ v cc = +5v +10v v ss storage capacitor v dd storage capacitor c 1 c 2 c 3 c 4 + + ++ r c c s r s sw1 sw2 r c device under t est dc power source c s r s sw1 sw2
13 date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation d eh p ackage: plastic shrink small outline (ssop) dimensions (inches) minimum/maximum (mm) 20?pin a a1 ? l b e a a1 b d e e h l ? 0.068/0.078 (1.73/1.99) 0.002/0.008 (0.05/0.21) 0.010/0.015 (0.25/0.38) 0.278/0.289 (7.07/7.33) 0.205/0.212 (5.20/5.38) 0.0256 bsc (0.65 bsc) 0.301/0.311 (7.65/7.90) 0.022/0.037 (0.55/0.95) 0 /8 (0 /8 ) 16?pin 0.068/0.078 (1.73/1.99) 0.002/0.008 (0.05/0.21) 0.010/0.015 (0.25/0.38) 0.239/0.249 (6.07/6.33) 0.205/0.212 (5.20/5.38) 0.0256 bsc (0.65 bsc) 0.301/0.311 (7.65/7.90) 0.022/0.037 (0.55/0.95) 0 /8 (0 /8 )
date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation 14 d alternate end pins (both ends) d1 = 0.005" min. (0.127 min.) e p ackage: plastic dual?in?line (narrow) a = 0.210" max. (5.334 max). e1 c ? l a2 a1 = 0.015" min. (0.381min.) b b1 e = 0.100 bsc (2.540 bsc) e a = 0.300 bsc (7.620 bsc) dimensions (inches) minimum/maximum (mm) a2 b b1 c d e e1 l ? 16?pin 0.115/0.195 (2.921/4.953) 0.014/0.022 (0.356/0.559) 0.045/0.070 (1.143/1.778) 0.008/0.014 (0.203/0.356) 0.780/0.800 (19.812/20.320) 0.300/0.325 (7.620/8.255) 0.240/0.280 (6.096/7.112) 0.115/0.150 (2.921/3.810) 0 / 15 (0 /15 ) 18?pin 0.115/0.195 (2.921/4.953) 0.014/0.022 (0.356/0.559) 0.045/0.070 (1.143/1.778) 0.008/0.014 (0.203/0.356) 0.880/0.920 (22.352/23.368) 0.300/0.325 (7.620/8.255) 0.240/0.280 (6.096/7.112) 0.115/0.150 (2.921/3.810) 0 / 15 (0 /15 )
15 date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation d eh p ackage: plastic small outline (soic) (wide) dimensions (inches) minimum/maximum (mm) a a1 ? l b e a a1 b d e e h l ? 16?pin 0.090/0.104 (2.29/2.649) 0.004/0.012 (0.102/0.300) 0.013/0.020 (0.330/0.508) 0.398/0.413 (10.10/10.49) 0.291/0.299 (7.402/7.600) 0.050 bsc (1.270 bsc) 0.394/0.419 (10.00/10.64) 0.016/0.050 (0.406/1.270) 0 /8 (0 /8 ) 18?pin 0.090/0.104 (2.29/2.649)) 0.004/0.012 (0.102/0.300) 0.013/0.020 (0.330/0.508) 0.447/0.463 (11.35/11.74) 0.291/0.299 (7.402/7.600) 0.050 bsc (1.270 bsc) 0.394/0.419 (10.00/10.64) 0.016/0.050 (0.406/1.270) 0 /8 (0 /8 )
date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation 16 d eh p ackage: plastic small outline (soic) (narrow) dimensions (inches) minimum/maximum (mm) a a1 ? l b e h x 45 a a1 b d e e h h l ? 16?pin 0.053/0.069 (1.346/1.748) 0.004/0.010 (0.102/0.249) 0.013/0.020 (0.330/0.508) 0.386/0.394 (9.802/10.000) 0.150/0.157 (3.802/3.988) 0.050 bsc (1.270 bsc) 0.228/0.244 (5.801/6.198) 0.010/0.020 (0.254/0.498) 0.016/0.050 (0.406/1.270) 0 /8 (0 /8 )
17 date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation gage plane 1.0 oia e 0.169 (4.30) 0.177 (4.50) 0.252 bsc (6.4 bsc) 0?-8? 12?ref 0.039 (1.0) e/2 0.039 (1.0) 0.126 bsc (3.2 bsc) d 0.007 (0.19) 0.012 (0.30) 0.033 (0.85) 0.037 (0.95) 0.002 (0.05) 0.006 (0.15) 0.043 (1.10) max ( 3) 1.0 ref 0.020 (0.50) 0.026 (0.75) ( 1) 0.004 (0.09) min 0.004 (0.09) min 0.010 (0.25) ( 2) 0.008 (0.20) dimensions in inches (mm) minimum/maximum symbol 14 lead 16 lead 20 lead 24 lead 28 lead 38 lead d 0.193/0.201 0.193/0.201 0.252/0.260 0.303/0.311 0.378/0.386 0.378/0.386 (4.90/5.10) (4.90/5.10) (6.40/6.60) (7.70/7.90) (9.60/9.80) (9.60/9.80) e 0.026 bsc 0.026 bsc 0.026 bsc 0.026 bsc 0.026 bsc 0.020 bsc (0.65 bsc) (0.65 bsc) (0.65 bsc) (0.65 bsc) (0.65 bsc) (0.50 bsc) package: plastic thin small outline (tssop)
date: 02/24/05 sp3222u/3232u 3.3v, 1000kbps rs-232 transceivers ? copyright 2005 sipex corporation 18 ordering information model temperature range package type sp3222uca ............................................. 0 ? c to +70 ? c .......................................... 20-pin ssop sp3222uca/tr ....................................... 0 ? c to +70 ? c .......................................... 20-pin ssop sp3222ucp ............................................. 0 ? c to +70 ? c ............................................ 18-pin pdip sp3222uct ............................................. 0 ? c to +70 ? c ........................................ 18-pin wsoic sp3222uct/tr ....................................... 0 ? c to +70 ? c ........................................ 18-pin wsoic sp3222ucy ............................................. 0 ? c to +70 ? c ........................................ 20-pin tssop sp3222ucy/tr ....................................... 0 ? c to +70 ? c ........................................ 20-pin tssop sp3232uca ............................................. 0 ? c to +70 ? c .......................................... 16-pin ssop sp3232uca/tr ....................................... 0 ? c to +70 ? c .......................................... 16-pin ssop sp3232ucp ............................................. 0 ? c to +70 ? c ............................................ 16-pin pdip sp3232uct ............................................. 0 ? c to +70 ? c ........................................ 16-pin wsoic sp3232uct/tr ....................................... 0 ? c to +70 ? c ........................................ 16-pin wsoic sp3232ucy ............................................. 0 ? c to +70 ? c ........................................ 16-pin tssop sp3232ucy/tr ....................................... 0 ? c to +70 ? c ........................................ 16-pin tssop sp3232ucn ............................................ 0 ? c to +70 ? c ......................................... 16-pin nsoic sp3232ucn/tr ....................................... 0 ? c to +70 ? c ......................................... 16-pin nsoic corporation analog excellence sipex corporation reserves the right to make changes to any products described herein. sipex does not assume any liability aris ing out of the application or use of any product or circuit described herein; neither does it convey any license under its patent rights nor t he rights of others. sipex corporation headquarters and sales office 233 south hillview drive milpitas, ca 95035 tel: (408) 934-7500 fax: (408) 935-7600 available in lead free packaging. to order add ?-l? suffix to part number. example: sp3232ucn/tr = standard; sp3232ucn-l/tr = lead free /tr = tape and reel pack quantity is 1,500 for ssop, tssop or wsoic and 2,500 for nsoic. click here to order samples

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