sgls140a ? november 2002 ? revised august 2005 1 post office box 655303 ? dallas, texas 75265 controlled baseline ? one assembly/test site, one fabrication site extended temperature performance of ?55 c to 125 c enhanced diminishing manufacturing sources (dms) support enhanced product change notification qualification pedigree ? esd protection exceeds 2000 v per mil-std-883, method 3015; exceeds 200 v using machine model (c = 200 pf, r = 0) ? component qualification in accordance with jedec and industry standards to ensure reliable operation over an extended temperature range. this includes, but is not limited to, highly accelerated stress test (hast) or biased 85/85, temperature cycle, autoclave or unbiased hast, electromigration, bond intermetallic life, and mold compound life. such qualification testing should not be viewed as justifying use of this component beyond specified performance and environmental limits. triple supervisory circuits for dsp and processor-based systems power-on reset generator with fixed delay time of 200 ms, no external capacitor needed temperature-compensated voltage reference maximum supply current of 40 a supply voltage range ...2 v to 6 v defined reset output from v dd 1.1 v so-8 and msop-8 packages typical applications figure 1 lists some of the typical applications for the tps3307 family, and a schematic diagram for a processor-based system application. this application uses texas instruments part numbers tps3307-18 and smj320c6201b. sense 1 sense 2 reset tps3307-18 sense 3 v dd gnd 100 nf reset v dd gnd 1.8 v 3.3 v 2.5 v 470 k ? 620 k ? ? military applications using dsps, microcontrollers or microprocessors industrial equipment programmable controls military systems smj320c6201b figure 1. applications using the tps3307-18 description the tps3307-xx family is a series of micropower supply voltage supervisors designed for circuit initialization primarily in dsp and processor-based systems which require more than one supply voltage. the tps3307-18 and tps3307-33 are designed for monitoring three independent supply voltages: 3.3 v/1.8 v/adj and 5v/3.3v/adj, respectively. the adjustable sense input allows the monitoring of any supply voltage >1.25 v. copyright ? 2005, texas instruments incorporated please be aware that an important notice concerning avail ability, standard warranty, and use in critical applications of texas instruments semiconductor products and disclaimers thereto appears at the end of this data sheet. 1 2 3 4 8 7 6 5 sense1 sense2 sense3 gnd v dd mr reset reset d or dgn package (top view)
sgls140a ? november 2002 ? revised august 2005 2 post office box 655303 ? dallas, texas 75265 description (continued) the various supply voltage supervisors are designed to monitor the nominal supply voltage as shown in the following supply voltage monitoring table. supply voltage monitoring device nominal supervised voltage threshold voltage (typ) device sense1 sense2 sense3 sense1 sense2 sense3 tps3307-18 3.3 v 1.8 v user defined 2.93 v 1.68 v 1.25 v ? tps3307-33 5 v 3.3 v user defined 4.55 v 2.93 v 1.25 v ? ? the actual sense voltage has to be adjusted by an external resistor divider according to the application requirements. during power-on, reset is asserted when the supply voltage v dd becomes higher than 1.1 v. thereafter, the supply voltage supervisor monitors the sensen inputs and keeps reset active as long as sensen remain below the threshold voltage v it+ . an internal timer delays the return of the reset output to the inactive state (high) to ensure proper system reset. the delay time, t dtyp = 200 ms, starts after all sensen inputs have risen above the threshold voltage v it+ . when the voltage at any sense input drops below the threshold voltage v it? , the reset output becomes active (low) again. the tps3307-xx family of devices incorporates a manual reset input, mr . a low level at mr causes reset to become active. in addition to the active-low reset output, the tps3307-xx family includes an active-high reset output. the devices are available in either 8-pin msop or a standard 8-pin so packages and are characterized for operation over a temperature range of ?55 c to 125 c. ordering information t a package ? orderable part number top-side marking small outline (d) tape and reel tps3307-18mdrep 30718e ?55 c to 125 c powerpad -small outline (dgn) tape and reel tps3307-33mdgnrep bnp ? package drawings, standard packing quantities, thermal data, symbolization, and pcb design guidelines are available at www.ti.com/sc/package. function/truth tables mr sense1 > v it1 sense2 > v it2 sense3 > v it3 reset reset l x x x l h h 0 0 0 l h h 0 0 1 l h h 0 1 0 l h h 0 1 1 l h h 1 0 0 l h h 1 0 1 l h h 1 1 0 l h h 1 1 1 h l x = don?t care
sgls140a ? november 2002 ? revised august 2005 3 post office box 655303 ? dallas, texas 75265 functional block diagram _ + _ + _ + r4 r2 r1 r3 reference voltage of 1.25 v reset logic + timer oscillator 14 k ? v dd mr sense 1 sense 2 gnd sense 3 reset reset tps3307 timing diagram t d t d t d reset because of sense below v it reset because of mr reset because of sense below v it? reset because of sense below v it? sensen v (nom) v it? mr 1 0 1 0 reset t t t
sgls140a ? november 2002 ? revised august 2005 4 post office box 655303 ? dallas, texas 75265 absolute maximum ratings over operating free-air temperature range (unless otherwise noted) ? supply voltage, v dd (see note 1) 7 v . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . all other pins (see note 1) ?0.3 v to 7 v . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . maximum low output current, i ol 5 ma . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . maximum high output current, i oh ?5 ma . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . input clamp current, i ik (v i < 0 or v i > v dd ) 20 ma . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . output clamp current, i ok (v o < 0 or v o > v dd ) 20 ma . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . maximum junction temperature, t j 150 c . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . package thermal impedance, ja (see note 2) d package 126 c/w . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . dgn package 58.4 c/w . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . operating free-air temperature range, t a ?55 c to 125 c . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . storage temperature range, t stg (see note 3) ?65 c to 150 c . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . soldering temperature 260 c . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ? stresses beyond those listed under ?absolute maximum ratings? may cause permanent damage to the device. these are stress ratings only, a nd functional operation of the device at these or any other conditions beyond those indicated under ?recommended operating conditi ons? is not implied. exposure to absolute-maximum-rated conditions for extended periods may affect device reliability. note 1: all voltage values are with respect to gnd. for reliable operation the device must not be operated at 7 v for more than t = 1000 h continuously. note 2: the thermal impedance, ja , for the d package is determined for jedec high-k pcb (jesd51-7). the thermal impedance value for the dgn package is determined for texas instruments recommended assembly for powerpad packages. see texas instruments technical briefs slma002 and slma004 for more information about utilizing the powerpad thermally enhanced package. thermal impedance, ja , values for the d and dgn packages using jedec low-k pcb (jesd51-3) are 215 c/w and 296 c/w, respectively. note 3: long-term, high-temperature storage and/or extended use at maximum recommended operating conditions may result in a redu ction of overall device life. see http://www.ti.com/sc/ep for more information. recommended operating conditions at specified temperature range min max unit supply voltage, v dd 2 6 v input voltage at mr and sense3, v i 0 v dd +0.3 v input voltage at sense1 and sense2, v i 0 (v dd +0.3)v it /1.25 v v high-level input voltage at mr , v ih 0.7xv dd v low-level input voltage at mr , v il 0.3 v dd v input transition rise and fall rate at mr , ? t/ ? v 50 ns/v operating free-air temperature range, t a ?55 125 c
sgls140a ? november 2002 ? revised august 2005 5 post office box 655303 ? dallas, texas 75265 electrical characteristics over recommended operating free-air temperature range (unless otherwise noted) parameter test conditions min typ max unit v dd = 2 v to 6 v, i oh = ?20 a v dd ? 0.2 v v oh high-level output voltage v dd = 3.3 v, i oh = ?2 ma v dd ? 0.4 v v v oh high-level output voltage v dd = 6 v, i oh = ?3 ma v dd ? 0.4 v v v dd = 2 v to 6 v, i ol = 20 a 0.2 v ol low-level output voltage v dd = 3.3 v, i ol = 2 ma 0.4 v v ol low-level output voltage v dd = 6 v, i ol = 3 ma 0.4 power-up reset voltage (see note 4) v dd 1.1 v, i ol = 20 a 0.4 v sense3 1.2 1.25 1.29 v it? negative-going input threshold sense1, v dd = 2 v to 6 v vsense = 1.8 v 1.6 1.68 1.73 v v it? negative-going input threshold voltage (see note 5) sense1, sense2 v dd = 2 v to 6 v vsense = 3.3 v 2.8 2.93 3.02 v voltage (see note 5) sense2 vsense = 5 v 4.4 4.55 4.67 v it? = 1.25 v 2 10 30 v hys hysteresis at vsensen input v it? = 1.68 v 2 15 40 mv v hys hysteresis at vsensen input v it? = 2.93 v 3 30 60 mv v it? = 4.55 v 3 40 80 mr mr = 0.7 v dd, v dd = 6 v ?130 ?180 i h high-level input current sense1 vsense1 = v dd = 6 v 5 8 a i h high-level input current sense2 vsense2 = v dd = 6 v 6 9 a sense3 vsense3 = v dd ?1 1 i l low-level input current mr mr = 0 v, v dd = 6 v ?430 ?600 a i l low-level input current sensen vsense1,2,3 = 0 v ?1 1 a i dd supply current 40 ? c i input capacitance v i = 0 v to v dd 10 pf notes: 4. the lowest supply voltage at which reset becomes active. t r , v dd 15 s/v 5. to ensure best stability of the threshold voltage, a bypass capacitor (ceramic 0.1 f) should be placed close to the supply terminals.
sgls140a ? november 2002 ? revised august 2005 6 post office box 655303 ? dallas, texas 75265 timing requirements at v dd = 2 v to 6 v, r l = 1 m ? , c l = 50 pf, t a = 25 c parameter test conditions min typ max unit t w pulse width sensen v sensenl = v it? ?0.2 v, v sensenh = v it+ + 0.2 v 6 s t w pulse width mr v ih = 0.7 v dd ,v il = 0.3 v dd 100 ns switching characteristics at v dd = 2 v to 6 v, r l = 1 m ? , c l = 50 pf, t a = 25 c parameter test conditions min typ max unit t d delay time v i(sensen) v it+ + 0.2 v, mr 0.7 v dd , see timing diagram 140 200 280 ms t phl propagation (delay) time, high-to-low level output mr to reset v i(sensen) v it+ + 0.2 v, 200 600 ns t plh propagation (delay) time, low-to-high level output mr to reset v i(sensen) v it+ + 0.2 v, v ih = 0.7 v dd ,v il = 0.3 v dd 200 600 ns t phl propagation (delay) time, high-to-low level output sensen to reset v ih v it+ + 0.2 v, v il v it? ? 0.2 v, 1 5 s t plh propagation (delay) time, low-to-high level output sensen to reset v ih v it+ + 0.2 v, v il v it? ? 0.2 v, mr 0.7 v dd 1 5 s
sgls140a ? november 2002 ? revised august 2005 7 post office box 655303 ? dallas, texas 75265 typical characteristics figure 2 1 0.999 0.997 0.995 ?40 ?15 10 35 normalized input threshold voltage ? vit(ta), vit(25 ) 1.002 1.003 normalized sense threshold voltage vs free-air temperature at v dd 1.005 60 85 v dd = 2 v mr = open 1.004 1.001 0.998 0.996 c t a ? free-air temperature ? c figure 3 4 0 ?6 ?10 ?0.5 0 0.5 1 2.5 3 3.5 ? supply current ? 8 14 supply current vs supply voltage 18 4567 16 12 10 6 2 ?2 ?4 ?8 1.5 2 4.5 5.5 6.5 i dd a v dd ? supply voltage ? v sensen = v dd mr = open t a = 25 c tps3307?33 figure 4 ?400 ?500 ?700 ?900 ?1 ?0.5 0 1 1.5 2.5 3 ? input current ? ?200 ?100 input current vs input voltage at mr 100 3.5 4 5.5 6.5 0 ?300 ?600 ?800 0.5 2 4.5 56 v i ? input voltage at mr ? v i i a v dd = 6 v t a = 25 c figure 5 5 4 2 0 0 100 200 300 400 500 600 ? minimum pulse duration at 7 9 minimum pulse duration at sense vs threshold overdrive 10 700 800 900 1000 8 6 3 1 sense ? threshold overdrive ? mv t w v sense ? s v dd = 6 v mr = open
sgls140a ? november 2002 ? revised august 2005 8 post office box 655303 ? dallas, texas 75265 typical characteristics figure 6 1 0.5 0 0 ?0.5 ?1 ?1.5 ?2 ?2.5 ?3 ? high-level output voltage ? v 1.5 2 high-level output voltage vs high-level output current 2.5 ?3.5 ?4 ?5 ?6 ?4.5 ?5.5 i oh ? high-level output current ? ma v oh 85 c ?40 c v dd = 2 v mr = open figure 7 ? high-level output voltage ? v high-level output voltage vs high-level output current i oh ? high-level output current ? ma v oh 3.5 3 2 0 0 ?5 ?10 ?15 ?20 ?25 ?30 4.5 6 6.5 ?35 ?40 ?45 ?50 85 c ?40 c 5.5 5 4 2.5 1.5 1 0.5 v dd = 6 v mr = open figure 8 85 c ?40 c v dd = 2 v mr = open 1 0.5 0 0 0.5 1 1.5 2 3 3.5 ? low-level output voltage ? v 1.5 2 low-level output voltage vs low-level output current 2.5 4 4.5 5.5 6 2.5 5 i ol ? low-level output current ? ma v ol figure 9 3.5 3 1.5 0 0 5 10 15 20 30 35 4.5 5.5 6.5 40 50 55 60 85 c ?40 c v dd = 6 v mr = open ? low-level output voltage ? v low-level output voltage vs low-level output current i ol ? low-level output current ? ma v ol 6 5 4 2.5 2 1 0.5 25 45
packaging information orderable device status (1) package type package drawing pins package qty eco plan (2) lead/ball finish msl peak temp (3) tps3307-18mdrep active soic d 8 2500 green (rohs & no sb/br) cu nipdau level-1-260c-unlim tps3307-33mdgnrep active msop- power pad dgn 8 2500 green (rohs & no sb/br) cu nipdau level-1-260c-unlim v62/03629-01xe active soic d 8 2500 green (rohs & no sb/br) cu nipdau level-1-260c-unlim v62/03629-02ye active msop- power pad dgn 8 2500 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 26-feb-2007 addendum-page 1
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 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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 dsp dsp.ti.com broadband www.ti.com/broadband interface interface.ti.com digital control www.ti.com/digitalcontrol logic logic.ti.com military www.ti.com/military power mgmt power.ti.com optical networking www.ti.com/opticalnetwork microcontrollers microcontroller.ti.com security www.ti.com/security rfid www.ti-rfid.com telephony www.ti.com/telephony low power www.ti.com/lpw video & imaging www.ti.com/video wireless wireless www.ti.com/wireless mailing address: texas instruments, post office box 655303, dallas, texas 75265 copyright ? 2007, texas instruments incorporated
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