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max232e www.ti.com slls723b ? april 2006 ? revised november 2009 dual rs-232 driver/receiver with iec61000-4-2 protection check for samples: max232e 1 features ? meets or exceeds tia/rs-232-f and itu recommendation v.28 ? operates from a single 5-v power supply with 1.0- f charge-pump capacitors ? operates up to 250 kbit/s ? two drivers and two receivers ? 30-v input levels ? low supply current . . . 8 ma typical ? esd protection for rs-232 bus pins ? 15-kv human-body model (hbm) ? 8-kv iec61000-4-2, contact discharge ? 15-kv iec61000-4-2, air-gap discharge applications ? tia/rs-232-f ? battery-powered systems ? terminals ? modems ? computers description/ordering information the max232e is a dual driver/receiver that includes a capacitive voltage generator to supply tia/rs-232-f voltage levels from a single 5-v supply. each receiver converts tia/rs-232-f inputs to 5-v ttl/cmos levels. this receiver has a typical threshold of 1.3 v, a typical hysteresis of 0.5 v, and can accept 30-v inputs. each driver converts ttl/cmos input levels into tia/rs-232-f levels. the driver, receiver, and voltage-generator functions are available as cells in the texas instruments linasic ? library. 1 please be aware that an important notice concerning availability, standard warranty, and use in critical applications of texas instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. production data information is current as of publication date. copyright ? 2006 ? 2009, texas instruments incorporated products conform to specifications per the terms of the texas instruments standard warranty. production processing does not necessarily include testing of all parameters. 12 3 4 5 6 7 8 1615 14 13 12 11 10 9 c1+ v s+ c1? c2+ c2? v s? dout2 rin2 v cc gnddout1 rin1 rout1 din1 din2 rout2 d, dw , n, ns, or pw p ackage (t op view)
max232e slls723b ? april 2006 ? revised november 2009 www.ti.com table 1. ordering information (1) t a package (2) orderable part number top-side marking pdip ? n tube of 25 max232ecn max232ecn tube of 40 max232ecd soic ? d max232ec reel of 2500 max232ecdr 0 c to 70 c tube of 40 max232ecdw soic ? dw max232ec reel of 2000 max232ecdwr tube of 25 max232ecpw tssop ? pw ma232ec reel of 2000 max232ecpwr pdip ? n tube of 25 max232ein max232ein tube of 40 max232eid soic ? d max232ei reel of 2500 max232eidr ? 40 c to 85 c tube of 40 max232eidw soic ? dw max232ei reel of 2000 max232eidwr tube of 25 max232eipw tssop ? pw mb232ei reel of 2000 max232eipwr (1) for the most current package and ordering information, see the package option addendum at the end of this document, or see the ti website at www.ti.com . (2) package drawings, thermal data, and symbolization are available at www.ti.com/packaging . table 2. function tables abc each driver (1) input output din dout l h h l (1) h = high level, l = low level table 3. each receiver (1) input output rin rout l h h l (1) h = high level, l = low level logic diagram (positive logic) 2 submit documentation feedback copyright ? 2006 ? 2009, texas instruments incorporated product folder link(s): max232e din1 dout1 rin1 rout1 din2 dout2 rin2 rout2 11 10 12 9 14 7 13 8
max232e www.ti.com slls723b ? april 2006 ? revised november 2009 absolute maximum ratings (1) over operating free-air temperature range (unless otherwise noted) min max unit v cc input supply voltage range (2) ? 0.3 6 v v s+ positive output supply voltage range v cc ? 0.3 15 v v s ? negative output supply voltage range ? 0.3 ? 15 v driver ? 0.3 v cc + 0.3 v i input voltage range v receiver 30 dout v s ? ? 0.3 v s+ + 0.3 v o output voltage range v rout ? 0.3 v cc + 0.3 short-circuit duration dout unlimited d package 73 dw package 57 ja package thermal impedance (3) (4) c/w n package 67 pw package 108 t j operating virtual junction temperature 150 c t stg storage temperature range ? 65 150 c (1) 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 reliability. (2) all voltages are with respect to network gnd. (3) maximum power dissipation is a function of t j (max), ja , and t a . the maximum allowable power dissipation at any allowable ambient temperature is p d = (t j (max) ? t a )/ ja . operating at the absolute maximum t j of 150 c can affect reliability. (4) the package thermal impedance is calculated in accordance with jesd 51-7. recommended operating conditions min nom max unit v cc supply voltage 4.5 5 5.5 v v ih high-level input voltage (din1, din2) 2 v v il low-level input voltage (din1, din2) 0.8 v receiver input voltage (rin1, rin2) 30 v max232ec 0 70 t a operating free-air temperature c max232ei ? 40 85 electrical characteristics (1) over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (see figure 4 ) parameter test conditions min typ (2) max unit i cc supply current v cc = 5.5 v, all outputs open, t a = 25 c 8 10 ma (1) test conditions are c1 ? c4 = 1 f at v cc = 5 v 0.5 v. (2) all typical values are at v cc = 5 v and t a = 25 c. copyright ? 2006 ? 2009, texas instruments incorporated submit documentation feedback 3 product folder link(s): max232e
max232e slls723b ? april 2006 ? revised november 2009 www.ti.com driver section abc electrical characteristics (1) over recommended ranges of supply voltage and operating free-air temperature range parameter test conditions min typ (2) max unit v oh high-level output voltage dout r l = 3 k ? to gnd 5 7 v v ol low-level output voltage (3) dout r l = 3 k ? to gnd ? 7 ? 5 v r o output resistance dout v s+ = v s ? = 0, v o = 2 v 300 ? i os short-circuit output current dout v cc = 5.5 v, v o = 0 10 ma (4) i is short-circuit input current din v i = 0 200 a (1) test conditions are c1 ? c4 = 1 f at v cc = 5 v 0.5 v. (2) all typical values are at v cc = 5 v and t a = 25 c. (3) the algebraic convention, in which the least-positive (most negative) value is designated minimum, is used in this data sheet for logic voltage levels only. (4) not more than one output should be shorted at a time. switching characteristics (1) v cc = 5 v, t a = 25 c (see note 4) parameter test conditions min typ max unit sr driver slew rate r l = 3 k ? to 7 k ? , see figure 2 30 v/ s sr(t) driver transition region slew rate see figure 3 3 v/ s data rate one dout switching 250 kbit/s (1) test conditions are c1 ? c4 = 1 f at v cc = 5 v 0.5 v. esd protection parameter test conditions typ unit hbm 15 kv dout, rin iec61000-4-2, air-gap discharge 15 kv iec61000-4-2, contact discharge 8 kv 4 submit documentation feedback copyright ? 2006 ? 2009, texas instruments incorporated product folder link(s): max232e
max232e www.ti.com slls723b ? april 2006 ? revised november 2009 receiver section abc electrical characteristics (1) over recommended ranges of supply voltage and operating free-air temperature range parameter test conditions min typ (2) max unit v oh high-level output voltage rout i oh = ? 1 ma 3.5 v v ol low-level output voltage (3) rout i ol = 3.2 ma 0.4 v v it+ receiver positive-going input threshold voltage rin v cc = 5 v, t a = 25 c 1.7 2.4 v v it ? receiver negative-going input threshold voltage rin v cc = 5 v, t a = 25 c 0.8 1.2 v v hys input hysteresis voltage rin v cc = 5 v 0.2 0.5 1 v r i receiver input resistance rin v cc = 5 v, t a = 25 c 3 5 7 k ? (1) test conditions are c1 ? c4 = 1 f at v cc = 5 v 0.5 v. (2) all typical values are at v cc = 5 v and t a = 25 c. (3) the algebraic convention, in which the least-positive (most negative) value is designated minimum, is used in this data sheet for logic voltage levels only. switching characteristics (1) v cc = 5 v, t a = 25 c (see figure 1 ) parameter typ unit t plh(r) receiver propagation delay time, low- to high-level output 500 ns t phl(r) receiver propagation delay time, high- to low-level output 500 ns (1) test conditions are c1 ? c4 = 1 f at v cc = 5 v 0.5 v. copyright ? 2006 ? 2009, texas instruments incorporated submit documentation feedback 5 product folder link(s): max232e
max232e slls723b ? april 2006 ? revised november 2009 www.ti.com parameter measurement information a. the pulse generator has the following characteristics: z o = 50 ? , duty cycle 50%. b. c l includes probe and jig capacitance. c. all diodes are 1n3064 or equivalent. figure 1. receiver test circuit and waveforms for t phl and t plh measurements 6 submit documentation feedback copyright ? 2006 ? 2009, texas instruments incorporated product folder link(s): max232e 10 ns v cc rin rout r l = 1.3 k w see note c c l = 50 pf (see note b) test circuit 10 ns input output t phl t plh 1.5 v v ol v oh 0 v 3 v 10% 90% 50% 500 ns waveforms 1.5 v 90% 50% 10% pulse generator (see note a)
max232e www.ti.com slls723b ? april 2006 ? revised november 2009 parameter measurement information (continued) a. the pulse generator has the following characteristics: z o = 50 ? , duty cycle 50%. b. c l includes probe and jig capacitance. figure 2. driver test circuit and waveforms for t phl and t plh measurements (5- s input) a. the pulse generator has the following characteristics: z o = 50 ? , duty cycle 50%. figure 3. test circuit and waveforms for t thl and t tlh measurements (20- s input) copyright ? 2006 ? 2009, texas instruments incorporated submit documentation feedback 7 product folder link(s): max232e din dout c l = 10 pf (see note b) test circuit 10 ns 10 ns input output t phl t plh v ol v oh 0 v 3 v 10% 90% 50% 5 m s waveforms 90% 50% 10% r l 90% 10% 90% 10% t tlh t thl sr 0.8 (v oh v ol ) t tlh or 0.8 (v ol v oh ) t thl pulse generator (see note a) rs-232 output rs-232 output ?3 v 3 v ?3 v 3 v 3 k w 10% 1.5 v 90% waveforms 20 m s 1.5 v 90% 10% v oh v ol t tlh t thl 10 ns 10 ns test circuit c l = 2.5 nf pulse generator (see note a) input output sr 6 v t thl or t tlh din dout
max232e slls723b ? april 2006 ? revised november 2009 www.ti.com application information a. resistor values shown are nominal. b. nonpolarized ceramic capacitors are acceptable. if polarized tantalum or electrolytic capacitors are used, they should be connected as shown. in addition to the 1- f capacitors shown, the max202e can operate with 0.1- f capacitors. figure 4. typical operating circuit 8 submit documentation feedback copyright ? 2006 ? 2009, texas instruments incorporated product folder link(s): max232e 1 m f 1 m f v s+ v s? 26 14 7 13 8 c1+c1? c2+ c2? 13 4 5 11 10 12 9 gnd 15 0 v v cc 16 5 v rs-232 output rs-232 output rs-232 inputrs-232 input 1 m f 8.5 v ?8.5 v 1 m f from cmos or ttl t o cmos or ttl c bypass = 1 m f c1c2 c3 2 c4 2 c3 can be connected to v cc or gnd. + +?
packaging information orderable device status (1) package type package drawing pins package qty eco plan (2) lead/ball finish msl peak temp (3) max232ecd active soic d 16 40 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232ecdg4 active soic d 16 40 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232ecdr active soic d 16 2500 green (rohs & no sb/br) cu nipdau level-1-260c-unlim MAX232ECDRG4 active soic d 16 2500 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232ecdw active soic dw 16 40 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232ecdwg4 active soic dw 16 40 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232ecdwr active soic dw 16 2000 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232ecdwrg4 active soic dw 16 2000 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232ecn active pdip n 16 25 pb-free (rohs) cu nipdau n / a for pkg type max232ecne4 active pdip n 16 25 pb-free (rohs) cu nipdau n / a for pkg type max232ecpw active tssop pw 16 90 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232ecpwg4 active tssop pw 16 90 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232ecpwr active tssop pw 16 2000 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232ecpwrg4 active tssop pw 16 2000 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232eid active soic d 16 40 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232eidg4 active soic d 16 40 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232eidr active soic d 16 2500 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232eidrg4 active soic d 16 2500 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232eidw active soic dw 16 40 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232eidwg4 active soic dw 16 40 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232eidwr active soic dw 16 2000 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232eidwrg4 active soic dw 16 2000 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232ein active pdip n 16 25 pb-free (rohs) cu nipdau n / a for pkg type max232eine4 active pdip n 16 25 pb-free (rohs) cu nipdau n / a for pkg type max232eipw active tssop pw 16 90 green (rohs & no sb/br) cu nipdau level-1-260c-unlim package option addendum www.ti.com 17-nov-2009 addendum-page 1
orderable device status (1) package type package drawing pins package qty eco plan (2) lead/ball finish msl peak temp (3) max232eipwg4 active tssop pw 16 90 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232eipwr active tssop pw 16 2000 green (rohs & no sb/br) cu nipdau level-1-260c-unlim max232eipwrg4 active tssop pw 16 2000 green (rohs & no sb/br) cu nipdau level-1-260c-unlim (1) the marketing status values are defined as follows: active: product device recommended for new designs. lifebuy: ti has announced that the device will be discontinued, and a lifetime-buy period is in effect. nrnd: not recommended for new designs. device is in production to support existing customers, but ti does not recommend using this part in a new design. preview: device has been announced but is not in production. samples may or may not be available. obsolete: ti has discontinued the production of the device. (2) eco plan - the planned eco-friendly classification: pb-free (rohs), pb-free (rohs exempt), or green (rohs & no sb/br) - please check http://www.ti.com/productcontent for the latest availability information and additional product content details. tbd: the pb-free/green conversion plan has not been defined. pb-free (rohs): ti's terms "lead-free" or "pb-free" mean semiconductor products that are compatible with the current rohs requirements for all 6 substances, including the requirement that lead not exceed 0.1% by weight in homogeneous materials. where designed to be soldered at high temperatures, ti pb-free products are suitable for use in specified lead-free processes. pb-free (rohs exempt): this component has a rohs exemption for either 1) lead-based flip-chip solder bumps used between the die and package, or 2) lead-based die adhesive used between the die and leadframe. the component is otherwise considered pb-free (rohs compatible) as defined above. green (rohs & no sb/br): ti defines "green" to mean pb-free (rohs compatible), and free of bromine (br) and antimony (sb) based flame retardants (br or sb do not exceed 0.1% by weight in homogeneous material) (3) msl, peak temp. -- the moisture sensitivity level rating according to the jedec industry standard classifications, and peak solder temperature. important information and disclaimer: the information provided on this page represents ti's knowledge and belief as of the date that it is provided. ti bases its knowledge and belief on information provided by third parties, and makes no representation or warranty as to the accuracy of such information. efforts are underway to better integrate information from third parties. ti has taken and continues to take reasonable steps to provide representative and accurate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals. ti and ti suppliers consider certain information to be proprietary, and thus cas numbers and other limited information may not be available for release. in no event shall ti's liability arising out of such information exceed the total purchase price of the ti part(s) at issue in this document sold by ti to customer on an annual basis. package option addendum www.ti.com 17-nov-2009 addendum-page 2
tape and reel information *all dimensions are nominal device package type package drawing pins spq reel diameter (mm) reel width w1 (mm) a0 (mm) b0 (mm) k0 (mm) p1 (mm) w (mm) pin1 quadrant max232ecdr soic d 16 2500 330.0 16.4 6.5 10.3 2.1 8.0 16.0 q1 max232ecdwr soic dw 16 2000 330.0 16.4 10.75 10.7 2.7 12.0 16.0 q1 max232ecpwr tssop pw 16 2000 330.0 12.4 6.9 5.6 1.6 8.0 12.0 q1 max232eidr soic d 16 2500 330.0 16.4 6.5 10.3 2.1 8.0 16.0 q1 max232eidwr soic dw 16 2000 330.0 16.4 10.75 10.7 2.7 12.0 16.0 q1 max232eipwr tssop pw 16 2000 330.0 12.4 6.9 5.6 1.6 8.0 12.0 q1 package materials information www.ti.com 30-jul-2010 pack materials-page 1
*all dimensions are nominal device package type package drawing pins spq length (mm) width (mm) height (mm) max232ecdr soic d 16 2500 346.0 346.0 33.0 max232ecdwr soic dw 16 2000 346.0 346.0 33.0 max232ecpwr tssop pw 16 2000 346.0 346.0 29.0 max232eidr soic d 16 2500 346.0 346.0 33.0 max232eidwr soic dw 16 2000 346.0 346.0 33.0 max232eipwr tssop pw 16 2000 346.0 346.0 29.0 package materials information www.ti.com 30-jul-2010 pack materials-page 2

mechanical data mtss001c january 1995 revised february 1999 post office box 655303 ? dallas, texas 75265 pw (r-pdso-g**) plastic small-outline package 14 pins shown 0,65 m 0,10 0,10 0,25 0,50 0,75 0,15 nom gage plane 28 9,80 9,60 24 7,90 7,70 20 16 6,60 6,40 4040064/f 01/97 0,30 6,60 6,20 8 0,19 4,30 4,50 7 0,15 14 a 1 1,20 max 14 5,10 4,90 8 3,10 2,90 a max a min dim pins ** 0,05 4,90 5,10 seating plane 0 8 notes: a. all linear dimensions are in millimeters. b. this drawing is subject to change without notice. c. body dimensions do not include mold flash or protrusion not to exceed 0,15. d. falls within jedec mo-153
important notice texas instruments incorporated and its subsidiaries (ti) reserve the right to make corrections, modifications, enhancements, improvements, and other changes to its products and services at any time and to discontinue any product or service without notice. customers should obtain the latest relevant information before placing orders and should verify that such information is current and complete. all products are sold subject to ti?s terms and conditions of sale supplied at the time of order acknowledgment. ti warrants performance of its hardware products to the specifications applicable at the time of sale in accordance with ti?s standard warranty. testing and other quality control techniques are used to the extent ti deems necessary to support this warranty. except where mandated by government requirements, testing of all parameters of each product is not necessarily performed. ti assumes no liability for applications assistance or customer product design. customers are responsible for their products and applications using ti components. to minimize the risks associated with customer products and applications, customers should provide adequate design and operating safeguards. ti does not warrant or represent that any license, either express or implied, is granted under any ti patent right, copyright, mask work right, or other ti intellectual property right relating to any combination, machine, or process in which ti products or services are used. information published by ti regarding third-party products or services does not constitute a license from ti to use such products or services or a warranty or endorsement thereof. use of such information may require a license from a third party under the patents or other intellectual property of the third party, or a license from ti under the patents or other intellectual property of ti. reproduction of ti information in ti data books or data sheets is permissible only if reproduction is without alteration and is accompanied by all associated warranties, conditions, limitations, and notices. reproduction of this information with alteration is an unfair and deceptive business practice. ti is not responsible or liable for such altered documentation. information of third parties may be subject to additional restrictions. resale of ti products or services with statements different from or beyond the parameters stated by ti for that product or service voids all express and any implied warranties for the associated ti product or service and is an unfair and deceptive business practice. ti is not responsible or liable for any such statements. ti products are not authorized for use in safety-critical applications (such as life support) where a failure of the ti product would reasonably be expected to cause severe personal injury or death, unless officers of the parties have executed an agreement specifically governing such use. buyers represent that they have all necessary expertise in the safety and regulatory ramifications of their applications, and acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any use of ti products in such safety-critical applications, notwithstanding any applications-related information or support that may be provided by ti. further, buyers must fully indemnify ti and its representatives against any damages arising out of the use of ti products in such safety-critical applications. ti products are neither designed nor intended for use in military/aerospace applications or environments unless the ti products are specifically designated by ti as military-grade or "enhanced plastic." only products designated by ti as military-grade meet military specifications. buyers acknowledge and agree that any such use of ti products which ti has not designated as military-grade is solely at the buyer's risk, and that they are solely responsible for compliance with all legal and regulatory requirements in connection with such use. ti products are neither designed nor intended for use in automotive applications or environments unless the specific ti products are designated by ti as compliant with iso/ts 16949 requirements. buyers acknowledge and agree that, if they use any non-designated products in automotive applications, ti will not be responsible for any failure to meet such requirements. following are urls where you can obtain information on other texas instruments products and application solutions: products applications amplifiers amplifier.ti.com audio www.ti.com/audio data converters dataconverter.ti.com automotive www.ti.com/automotive dlp? products www.dlp.com communications and www.ti.com/communications telecom dsp dsp.ti.com computers and www.ti.com/computers peripherals clocks and timers www.ti.com/clocks consumer electronics www.ti.com/consumer-apps interface interface.ti.com energy www.ti.com/energy logic logic.ti.com industrial www.ti.com/industrial power mgmt power.ti.com medical www.ti.com/medical microcontrollers microcontroller.ti.com security www.ti.com/security rfid www.ti-rfid.com space, avionics & www.ti.com/space-avionics-defense defense rf/if and zigbee? solutions www.ti.com/lprf video and imaging www.ti.com/video wireless www.ti.com/wireless-apps mailing address: texas instruments, post office box 655303, dallas, texas 75265 copyright ? 2010, texas instruments incorporated

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