? semiconductor components industries, llc, 2013 may, 2013 ? rev. 14 1 publication order number: mc74hc125a/d mc74hc125a, mc74hc126a quad 3-state noninverting buffers high ? performance silicon ? gate cmos the mc74hc125a and mc74hc126a are identical in pinout to the ls125 and ls126. the device inputs are compatible with standard cmos outputs; with pullup resistors, they are compatible with lsttl outputs. the hc125a and hc126a noninverting buffers are designed to be used with 3 ? state memory address drivers, clock drivers, and other bus ? oriented systems. the devices have four separate output enables that are active ? low (hc125a) or active ? high (hc126a). features ? output drive capability: 15 lsttl loads ? outputs directly interface to cmos, nmos, and ttl ? operating voltage range: 2.0 to 6.0 v ? low input current: 1.0 a ? high noise immunity characteristic of cmos devices ? in compliance with the jedec standard no. 7 a requirements ? chip complexity: 72 fets or 18 equivalent gates ? nlv prefix for automotive and other applications requiring unique site and control change requirements; aec ? q100 qualified and ppap capable ? these devices are pb ? free, halogen free/bfr free and are rohs compliant http://onsemi.com see detailed ordering and shipping information in the package dimensions section on page 4 of this data sheet. ordering information marking diagrams x = 5, 6 a = assembly location l, wl = wafer lot y, yy = year w, ww = work week g or = pb ? free package tssop ? 14 dt suffix case 948g 14 1 soic ? 14 d suffix case 751a 14 1 hc12xag awlyww 1 14 hc 12xa alyw 1 14 14 1 pdip ? 14 n suffix case 646 mc74hc12xan awlyywwg 1 14 (note: microdot may be in either location)
mc74hc125a, mc74hc126a http://onsemi.com 2 logic diagram hc125a active ? low output enables hc126a active ? high output enables y1 y2 y4 3 6 8 11 13 12 10 9 4 5 1 2 a1 oe1 a2 oe2 a3 oe3 a4 oe4 pin 14 = v cc pin 7 = gnd a1 oe1 a2 oe2 a3 oe3 a4 oe4 y3 y1 y2 y4 y3 13 12 10 9 4 5 1 23 6 8 11 function table hc125a inputs output aoe y hl h ll l xh z hc126a inputs output aoe y hh h lh l xl z pin assignment 11 12 13 14 8 9 10 5 4 3 2 1 7 6 oe3 y4 a4 oe4 v cc y3 a3 oe2 y1 a1 oe1 gnd y2 a2 ??????????????????????? ??????????????????????? maximum ratings ???? ???? ?????????????? ?????????????? ????? ????? ??? ??? ???? ???? v cc ?????????????? ?????????????? ????? ????? ??? ??? ???? ???? ?????????????? ?????????????? ????? ????? ??? ??? ???? ???? ?????????????? ?????????????? ????? ????? ??? ??? ???? ???? ?????????????? ?????????????? ????? ????? 20 ??? ??? ???? ???? ?????????????? ?????????????? ????? ????? 35 ??? ??? ???? ???? ?????????????? ?????????????? ????? ????? 75 ??? ??? ???? ???? ???? ?????????????? ?????????????? ?????????????? ????? ????? ????? ??? ??? ??? ???? ???? ?????????????? ?????????????? ????? ????? ??? ??? c ???? ???? ?????????????? ?????????????? ????? ????? ??? ??? c stresses exceeding maximum ratings may damage the device. maximum ratings are stress ratings only. functional operation above the recommended operating conditions is not implied. extended exposure to stresses above the recommended operating conditions may affect device reliability. ?derating ? plastic dip: ? 10 mw/ c from 65 to 125 c soic package: ? 7 mw/ c from 65 to 125 c tssop package: ? 6.1 mw/ c from 65 to 125 c recommended operating conditions ???? ???? ?????????????? ?????????????? ??? ??? ??? ??? ??? ??? ???? ???? v cc ?????????????? ?????????????? ??? ??? ??? ??? ??? ??? ???? ???? ?????????????? ?????????????? ??? ??? ??? ??? ??? ??? ???? ???? ?????????????? ?????????????? ??? ??? ??? ??? ??? ??? c ???? ???? ???? ?????????????? ?????????????? ?????????????? ??? ??? ??? ??? ??? ??? ??? ??? ??? ? impedance cir- cuit. for proper operation, v in and v out should be constrained to the range gnd (v in or v out ) v cc . unused inputs must always be tied to an appropriate logic voltage level (e.g., either gnd or v cc ). unused outputs must be left open.
mc74hc125a, mc74hc126a http://onsemi.com 3 dc electrical characteristics (voltages referenced to gnd) ???? ???? ?????????? ?????????? ????????? ????????? ??? ??? ?????????? ?????????? guaranteed limit ?? ?? ???? ???? ?????????? ?????????? ????????? ????????? ??? ??? ???? ???? c ???? ???? 85 c ???? ???? 125 c ?? ?? ???? ???? ???? ???? v ih ?????????? ?????????? ?????????? ?????????? ? level input voltage ????????? ????????? ????????? ????????? 20 a ??? ??? ??? ??? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ?? ?? ?? ?? ???? ???? ???? ???? ?????????? ?????????? ?????????? ?????????? ? level input voltage ????????? ????????? ????????? ????????? 20 a ??? ??? ??? ??? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ?? ?? ?? ?? ???? ???? ???? ???? ???? ?????????? ?????????? ?????????? ?????????? ?????????? ? level output voltage ????????? ????????? ????????? 20 a ??? ??? ??? ???? ???? ???? ???? ???? ???? ???? ???? ???? ?? ?? ?? ?? ?? ????????? ????????? ????????? 3.6 ma |i out | 6.0 ma |i out | 7.8 ma ??? ??? ??? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ?????????? ?????????? ?????????? ?????????? ?????????? ? level output voltage ????????? ????????? ????????? 20 a ??? ??? ??? ???? ???? ???? ???? ???? ???? ???? ???? ???? ?? ?? ?? ?? ?? ????????? ????????? ????????? 3.6 ma |i out | 6.0 ma |i out | 7.8 ma ??? ??? ??? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ?????????? ?????????? ????????? ????????? ??? ??? ???? ???? 0.1 ???? ???? 1.0 ???? ???? 1.0 ?? ?? a ???? ???? ???? ?????????? ?????????? ?????????? ? state leakage current ????????? ????????? ????????? ? impedance state v in = v il or v ih v out = v cc or gnd ??? ??? ??? ???? ???? ???? 0.5 ???? ???? ???? 5.0 ???? ???? ???? 10 ?? ?? ?? a ???? ???? ???? ?????????? ?????????? ?????????? ????????? ????????? ????????? a ??? ??? ??? ???? ???? ???? ???? ???? ???? ???? ???? ???? ?? ?? ?? a ac electrical characteristics (c l = 50 pf, input t r = t f = 6.0 ns) ???? ???? ???? ???? symbol ?????????????????? ?????????????????? ?????????????????? ?????????????????? ??? ??? ??? ??? ?????????? ?????????? ?? ?? ?? ?? ???? ???? ???? c ???? ???? ???? 85 c ???? ???? ???? 125 c ???? ???? ???? ???? t plh , t phl ?????????????????? ?????????????????? ?????????????????? ?????????????????? ??? ??? ??? ??? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ?? ?? ?? ?? ???? ???? ???? ?????????????????? ?????????????????? ?????????????????? ??? ??? ??? ???? ???? ???? ???? ???? ???? ???? ???? ???? ?? ?? ?? ???? ???? ???? ???? ?????????????????? ?????????????????? ?????????????????? ?????????????????? ??? ??? ??? ??? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ?? ?? ?? ?? ???? ???? ???? ???? ?????????????????? ?????????????????? ?????????????????? ?????????????????? ??? ??? ??? ??? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ???? ?? ?? ?? ?? ???? ???? ?????????????????? ?????????????????? ??? ??? ? ???? ???? 10 ???? ???? ???? ???? ?? ?? ???? ???? ?????????????????? ?????????????????? ? state output capacitance (output in high ? impedance state) ??? ??? ? ???? ???? 15 ???? ???? ???? ???? ?? ?? typical @ 25 c, v cc = 5.0 v pf 30 * used to determine the no ? load dynamic power consumption: p d = c pd v cc 2 f + i cc v cc .
mc74hc125a, mc74hc126a http://onsemi.com 4 ordering information device package shipping ? mc74hc125ang pdip ? 14 (pb ? free) 25 units / rail mc74hc125adg soic ? 14 (pb ? free) 55 units / rail MC74HC125ADR2G soic ? 14 (pb ? free) 2500 / tape & reel mc74hc125adtg tssop ? 14 (pb ? free) 96 units / rail mc74hc125adtr2g tssop ? 14 (pb ? free) 2500 / tape & reel mc74hc126ang pdip ? 14 (pb ? free) 25 units / rail mc74hc126adg soic ? 14 (pb ? free) 55 units / rail mc74hc126adr2g soic ? 14 (pb ? free) 2500 / tape & reel mc74hc126adtr2g tssop ? 14 (pb ? free) 2500 / tape & reel nlv74hc125adg* soic ? 14 (pb ? free) 55 units / rail nlv74hc125adr2g* soic ? 14 (pb ? free) 2500 / tape & reel nlv74hc125adtg* tssop ? 14 (pb ? free) 55 units / rail nlv74hc125adtr2g* tssop ? 14 (pb ? free) 2500 / tape & reel nlv74hc126adr2g* soic ? 14 (pb ? free) 2500 / tape & reel nlv74hc126adtr2g* tssop ? 14 (pb ? free) 2500 / tape & reel ?for information on tape and reel specifications, including part orientation and tape sizes, please refer to our tape and reel packaging specifications brochure, brd8011/d. *nlv prefix for automotive and other applications requiring unique site and control change requirements; aec ? q100 qualified and ppap capable
mc74hc125a, mc74hc126a http://onsemi.com 5 switching waveforms figure 1. figure 2. output y 50% 50% 50% 50% 90% 10% v cc v cc gnd gnd high impedance v ol v oh output y output y oe (hc125a) oe (hc126a) t pzl t plz t pzh t phz *includes all probe and jig capacitance c l * test point device under test output figure 3. test circuit *includes all probe and jig capacitance figure 4. test circuit output test point c l * 1 k connect to v cc when testing t plz and t pzl. connect to gnd when testing t phz and t pzh. device under test high impedance 90% 10% 50% 90% 50% 10% v cc gnd t f t r t plh t phl t tlh t thl input a hc125a (1/4 of the device) hc126a (1/4 of the device) oe a v cc y oe a v cc y
mc74hc125a, mc74hc126a http://onsemi.com 6 package dimensions soic ? 14 nb case 751a ? 03 issue k notes: 1. dimensioning and tolerancing per asme y14.5m, 1994. 2. controlling dimension: millimeters. 3. dimension b does not include dambar protrusion. allowable protrusion shall be 0.13 total in excess of at maximum material condition. 4. dimensions d and e do not include mold protrusions. 5. maximum mold protrusion 0.15 per side. h 14 8 7 1 m 0.25 b m c h x 45 seating plane a1 a m s a m 0.25 b s c b 13x b a e d e detail a l a3 detail a dim min max min max inches millimeters d 8.55 8.75 0.337 0.344 e 3.80 4.00 0.150 0.157 a 1.35 1.75 0.054 0.068 b 0.35 0.49 0.014 0.019 l 0.40 1.25 0.016 0.049 e 1.27 bsc 0.050 bsc a3 0.19 0.25 0.008 0.010 a1 0.10 0.25 0.004 0.010 m 0 7 0 7 h 5.80 6.20 0.228 0.244 h 0.25 0.50 0.010 0.019 6.50 14x 0.58 14x 1.18 1.27 dimensions: millimeters 1 pitch soldering footprint* *for additional information on our pb ? free strategy and soldering details, please download the on semiconductor soldering and mounting techniques reference manual, solderrm/d.
mc74hc125a, mc74hc126a http://onsemi.com 7 package dimensions tssop ? 14 dt suffix case 948g ? 01 issue b dim min max min max inches millimeters a 4.90 5.10 0.193 0.200 b 4.30 4.50 0.169 0.177 c ??? 1.20 ??? 0.047 d 0.05 0.15 0.002 0.006 f 0.50 0.75 0.020 0.030 g 0.65 bsc 0.026 bsc h 0.50 0.60 0.020 0.024 j 0.09 0.20 0.004 0.008 j1 0.09 0.16 0.004 0.006 k 0.19 0.30 0.007 0.012 k1 0.19 0.25 0.007 0.010 l 6.40 bsc 0.252 bsc m 0 8 0 8 notes: 1. dimensioning and tolerancing per ansi y14.5m, 1982. 2. controlling dimension: millimeter. 3. dimension a does not include mold flash, protrusions or gate burrs. mold flash or gate burrs shall not exceed 0.15 (0.006) per side. 4. dimension b does not include interlead flash or protrusion. interlead flash or protrusion shall not exceed 0.25 (0.010) per side. 5. dimension k does not include dambar protrusion. allowable dambar protrusion shall be 0.08 (0.003) total in excess of the k dimension at maximum material condition. 6. terminal numbers are shown for reference only. 7. dimension a and b are to be determined at datum plane ? w ? . s u 0.15 (0.006) t 2x l/2 s u m 0.10 (0.004) v s t l ? u ? seating plane 0.10 (0.004) ? t ? ??? ??? section n ? n detail e j j1 k k1 ? w ? 0.25 (0.010) 8 14 7 1 pin 1 ident. h g a d c b s u 0.15 (0.006) t ? v ? 14x ref k n n 7.06 14x 0.36 14x 1.26 0.65 dimensions: millimeters 1 pitch soldering footprint* *for additional information on our pb ? free strategy and soldering details, please download the on semiconductor soldering and mounting techniques reference manual, solderrm/d.
mc74hc125a, mc74hc126a http://onsemi.com 8 package dimensions pdip ? 14 n suffix case 646 ? 06 issue p 17 14 8 b a dim min max min max millimeters inches a 0.715 0.770 18.16 19.56 b 0.240 0.260 6.10 6.60 c 0.145 0.185 3.69 4.69 d 0.015 0.021 0.38 0.53 f 0.040 0.070 1.02 1.78 g 0.100 bsc 2.54 bsc h 0.052 0.095 1.32 2.41 j 0.008 0.015 0.20 0.38 k 0.115 0.135 2.92 3.43 l m ??? 10 ??? 10 n 0.015 0.039 0.38 1.01 notes: 1. dimensioning and tolerancing per ansi y14.5m, 1982. 2. controlling dimension: inch. 3. dimension l to center of leads when formed parallel. 4. dimension b does not include mold flash. 5. rounded corners optional. f hg d k c seating plane n ? t ? 14 pl m 0.13 (0.005) l m j 0.290 0.310 7.37 7.87 on semiconductor and are registered trademarks of semiconductor co mponents industries, llc (scillc). scillc owns the rights to a numb er of patents, trademarks, copyrights, trade secrets, and other intellectual property. a list ing of scillc?s product/patent coverage may be accessed at ww w.onsemi.com/site/pdf/patent ? marking.pdf. scillc reserves the right to make changes without further notice to any products herein. scillc makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does scillc assume any liability arising out of the application or use of any product or circuit, and s pecifically disclaims any and all liability, including without limitation special, consequential or incidental damages. ?typical? parameters which may be provided in scillc data sheets and/ or specifications can and do vary in different applications and actual performance may vary over time. all operating parame ters, including ?typicals? must be validated for each customer application by customer?s technical experts. scillc does not convey any license under its patent rights nor the right s of others. scillc products are not designed, intended, or a uthorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in whic h the failure of the scillc product could create a situation where personal injury or death may occur. should buyer purchase or us e scillc products for any such unintended or unauthorized appli cation, buyer shall indemnify and hold scillc and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unin tended or unauthorized use, even if such claim alleges that scil lc was negligent regarding the design or manufacture of the part. scillc is an equal opportunity/affirmative action employer. this literature is subject to all applicable copyrig ht laws and is not for resale in any manner. publication ordering information n. american technical support : 800 ? 282 ? 9855 toll free usa/canada europe, middle east and africa technical support: phone: 421 33 790 2910 japan customer focus center phone: 81 ? 3 ? 5817 ? 1050 mc74hc125a/d literature fulfillment : literature distribution center for on semiconductor p.o. box 5163, denver, colorado 80217 usa phone : 303 ? 675 ? 2175 or 800 ? 344 ? 3860 toll free usa/canada fax : 303 ? 675 ? 2176 or 800 ? 344 ? 3867 toll free usa/canada email : orderlit@onsemi.com on semiconductor website : www.onsemi.com order literature : http://www.onsemi.com/orderlit for additional information, please contact your local sales representative
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