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1. general description 74hc1g14 and 74hct1g14 are high-speed si-gate cmos devices. they provide an inverting buffer function with schmitt trigger action. these devices are capable of transforming slowly changing input signals into sharply de?ned, jitter-free output signals. the hc device has cmos input switching levels and supply voltage range 2 v to 6 v. the hct device has ttl input switching levels and supply voltage range 4.5 v to 5.5 v. the standard output currents are half those of the 74hc14 and 74hct14. 2. features n symmetrical output impedance n high noise immunity n low power dissipation n balanced propagation delays n sot353-1 and sot753 package options n speci?ed from - 40 c to +125 c 3. applications n wave and pulse shapers n astable multivibrators n monostable multivibrators 4. ordering information 74hc1g14; 74hct1g14 inverting schmitt trigger rev. 04 17 july 2007 product data sheet table 1. ordering information type number package temperature range name description version 74hc1g14gw - 40 c to +125 c tssop5 plastic thin shrink small outline package; 5 leads; body width 1.25 mm sot353-1 74HCT1G14GW 74hc1g14gv - 40 c to +125 c sc-74a plastic surface-mounted package; 5 leads sot753 74hct1g14gv
74hc_hct1g14_4 ? nxp b.v. 2007. all rights reserved. product data sheet rev. 04 17 july 2007 2 of 14 nxp semiconductors 74hc1g14; 74hct1g14 inverting schmitt trigger 5. marking 6. functional diagram 7. pinning information 7.1 pinning 7.2 pin description table 2. marking codes type number marking 74hc1g14gw hf 74HCT1G14GW tf 74hc1g14gv h14 74hct1g14gv t14 fig 1. logic symbol fig 2. iec logic symbol fig 3. logic diagram mna023 ay 2 4 24 mna024 mna025 a y fig 4. pin con?guration 74hc1g14 74hct1g14 n.c. v cc a gnd y 001aaf106 1 2 3 5 4 table 3. pin description symbol pin description n.c. 1 not connected a 2 data input gnd 3 ground (0 v) y 5 data output v cc 5 supply voltage
74hc_hct1g14_4 ? nxp b.v. 2007. all rights reserved. product data sheet rev. 04 17 july 2007 3 of 14 nxp semiconductors 74hc1g14; 74hct1g14 inverting schmitt trigger 8. functional description 9. limiting values [1] the input and output voltage ratings may be exceeded if the input and output current ratings are observed. [2] above 55 c the value of p tot derates linearly with 2.5 mw/k. 10. recommended operating conditions table 4. function table h = high voltage level; l = low voltage level input output a y lh hl table 5. limiting values in accordance with the absolute maximum rating system (iec 60134). voltages are referenced to gnd (ground = 0 v). [1] symbol parameter conditions min max unit v cc supply voltage - 0.5 +7.0 v i ik input clamping current v i < - 0.5 v or v i >v cc + 0.5 v - 20 ma i ok output clamping current v o < - 0.5 v or v o >v cc + 0.5 v - 20 ma i o output current - 0.5 v < v o 74hc_hct1g14_4 ? nxp b.v. 2007. all rights reserved. product data sheet rev. 04 17 july 2007 4 of 14 nxp semiconductors 74hc1g14; 74hct1g14 inverting schmitt trigger 11. static characteristics table 7. static characteristics voltages are referenced to gnd (ground = 0 v). all typical values are measured at t amb =25 c. symbol parameter conditions - 40 c to +85 c - 40 c to +125 c unit min typ max min max for type 74hc1g14 v oh high-level output voltage v i = v ih or v il i o = - 20 m a; v cc = 2.0 v 1.9 2.0 - 1.9 - v i o = - 20 m a; v cc = 4.5 v 4.4 4.5 - 4.4 - v i o = - 20 m a; v cc = 6.0 v 5.9 6.0 - 5.9 - v i o = - 2.0 ma; v cc = 4.5 v 4.13 4.32 - 3.7 - v i o = - 2.6 ma; v cc = 6.0 v 5.63 5.81 - 5.2 - v v ol low-level output voltage v i = v ih or v il i o = 20 m a; v cc = 2.0 v - 0 0.1 - 0.1 v i o = 20 m a; v cc = 4.5 v - 0 0.1 - 0.1 v i o = 20 m a; v cc = 6.0 v - 0 0.1 - 0.1 v i o = 2.0 ma; v cc = 4.5 v - 0.15 0.33 - 0.4 v i o = 2.6 ma; v cc = 6.0 v - 0.16 0.33 - 0.4 v i i input leakage current v i =v cc or gnd; v cc = 6.0 v - - 1.0 - 1.0 m a i cc supply current v i =v cc or gnd; i o =0a; v cc = 6.0 v - - 10 - 20 m a c i input capacitance - 1.5 - - - pf v t+ positive-going threshold voltage see figure 7 and 8 v cc = 2.0 v 0.7 1.09 1.5 0.7 1.5 v v cc = 4.5 v 1.7 2.36 3.15 1.7 3.15 v v cc = 6.0 v 2.1 3.12 4.2 2.1 4.2 v v t - negative-going threshold voltage see figure 7 and 8 v cc = 2.0 v 0.3 0.60 0.9 0.3 0.9 v v cc = 4.5 v 0.9 1.53 2.0 0.9 2.0 v v cc = 6.0 v 1.2 2.08 2.6 1.2 2.6 v v h hysteresis voltage see figure 7 and 8 v cc = 2.0 v 0.2 0.48 1.0 0.2 1.0 v v cc = 4.5 v 0.4 0.83 1.4 0.4 1.4 v v cc = 6.0 v 0.6 1.04 1.6 0.6 1.6 v for type 74hct1g14 v oh high-level output voltage v i = v ih or v il i o = - 20 m a; v cc = 4.5 v 4.4 4.5 - 4.4 - v i o = - 2.0 ma; v cc = 4.5 v 4.13 4.32 - 3.7 - v v ol low-level output voltage v i = v ih or v il i o = 20 m a; v cc = 4.5 v - 0 0.1 - 0.1 v i o = 2.0 ma; v cc = 4.5 v - 0.15 0.33 - 0.4 v i i input leakage current v i =v cc or gnd; v cc = 5.5 v - - 1.0 - 1.0 m a
74hc_hct1g14_4 ? nxp b.v. 2007. all rights reserved. product data sheet rev. 04 17 july 2007 5 of 14 nxp semiconductors 74hc1g14; 74hct1g14 inverting schmitt trigger 12. dynamic characteristics [1] t pd is the same as t plh and t phl . [2] c pd is used to determine the dynamic power dissipation p d ( m w). p d =c pd v cc 2 f i + ? (c l v cc 2 f o ) where: f i = input frequency in mhz; f o = output frequency in mhz c l = output load capacitance in pf; v cc = supply voltage in volts ? (c l v cc 2 f o ) = sum of outputs i cc supply current v i =v cc or gnd; i o =0a; v cc = 5.5 v - - 10 - 20 m a d i cc additional supply current per input; v cc = 4.5 v to 5.5 v; v i = v cc - 2.1 v; i o =0a - - 500 - 850 m a c i input capacitance - 1.5 - - - pf v t+ positive-going threshold voltage see figure 7 and 8 v cc = 4.5 v 1.2 1.55 1.9 1.2 1.9 v v cc = 5.5 v 1.4 1.80 2.1 1.4 2.1 v v t - negative-going threshold voltage see figure 7 and 8 v cc = 4.5 v 0.5 0.76 1.2 0.5 1.2 v v cc = 5.5 v 0.6 0.90 1.4 0.6 1.4 v v h hysteresis voltage see figure 7 and 8 v cc = 4.5 v 0.4 0.80 - 0.4 - v v cc = 5.5 v 0.4 0.90 - 0.4 - v table 7. static characteristics continued voltages are referenced to gnd (ground = 0 v). all typical values are measured at t amb =25 c. symbol parameter conditions - 40 c to +85 c - 40 c to +125 c unit min typ max min max table 8. dynamic characteristics gnd = 0 v; t r = t f 6.0 ns; all typical values are measured at t amb =25 c. for test circuit see figure 6 symbol parameter conditions - 40 c to +85 c - 40 c to +125 c unit min typ max min max for type 74hc1g14 t pd propagation delay a to y; see figure 5 [1] v cc = 2.0 v; c l = 50 pf - 25 155 - 190 ns v cc = 4.5 v; c l = 50 pf - 12 31 - 38 ns v cc = 5.0 v; c l =15pf - 10 - - - ns v cc = 6.0 v; c l = 50 pf - 11 26 - 32 ns c pd power dissipation capacitance v i = gnd to v cc [2] -20- - -pf for type 74hct1g14 t pd propagation delay a to y; see figure 5 [1] v cc = 4.5 v; c l = 50 pf - 17 43 - 51 ns v cc = 5.0 v; c l =15pf - 15 - - - ns c pd power dissipation capacitance v i = gnd to v cc - 1.5 v [2] -22- - -pf
74hc_hct1g14_4 ? nxp b.v. 2007. all rights reserved. product data sheet rev. 04 17 july 2007 6 of 14 nxp semiconductors 74hc1g14; 74hct1g14 inverting schmitt trigger 13. waveforms measurement points are given in t ab le 9 . fig 5. the input (a) to output (y) propagation delays mna033 a input y output t phl t plh v m v m table 9. measurement points type number input output v i v m v m 74hc1g14 gnd to v cc 0.5 v cc 0.5 v cc 74hct1g14 gnd to 3.0 v 1.5 v 0.5 v cc test data is given in t ab le 8 . de?nitions for test circuit: c l = load capacitance including jig and probe capacitance. r t = termination resistance should be equal to output impedance z o of the pulse generator. fig 6. load circuitry for switching times v cc v i v o mna034 dut c l 50 pf r t pulse generator
74hc_hct1g14_4 ? nxp b.v. 2007. all rights reserved. product data sheet rev. 04 17 july 2007 7 of 14 nxp semiconductors 74hc1g14; 74hct1g14 inverting schmitt trigger 14. transfer characteristics waveforms fig 7. transfer characteristic fig 8. the de?nitions of v t+ , v t - and v h ; where v t+ and v t - are between limits of 20 % and 70 % mna026 v o v h v i v t - v t+ mna027 v o v i v h v t+ v t - fig 9. typical 74hc1g14 transfer characteristics; v cc = 2.0 v fig 10. typical 74hc1g14 transfer characteristics; v cc = 4.5 v mna028 0 2.0 100 0 50 i cc ( m a) 1.0 v i (v) mna029 0 5.0 1.0 0.8 0.6 0.4 0.2 0 i cc (ma) 2.5 v i (v)
74hc_hct1g14_4 ? nxp b.v. 2007. all rights reserved. product data sheet rev. 04 17 july 2007 8 of 14 nxp semiconductors 74hc1g14; 74hct1g14 inverting schmitt trigger 15. application information the slow input rise and fall times cause additional power dissipation, this can be calculated using the following formula: p add =f i (t r d i cc(av) +t f d i cc(av) ) v cc where: p add = additional power dissipation ( m w) f i = input frequency (mhz) t r = rise time (ns); 10 % to 90 % fig 11. typical 74hc1g14 transfer characteristics; v cc = 6.0 v mna030 0 3.0 6.0 1.6 0 0.8 i cc (ma) v i (v) fig 12. typical 74hct1g14 transfer characteristics; v cc = 4.5 v fig 13. typical 74hct1g14 transfer characteristics; v cc = 5.5 v mna031 0 5.0 2.0 0 1.0 i cc (ma) 2.5 v i (v) mna032 0 3.0 2.0 1.0 0 3.0 6.0 i cc (ma) v i (v)
74hc_hct1g14_4 ? nxp b.v. 2007. all rights reserved. product data sheet rev. 04 17 july 2007 9 of 14 nxp semiconductors 74hc1g14; 74hct1g14 inverting schmitt trigger t f = fall time (ns); 90 % to 10 % d i cc(av) = average additional supply current ( m a) d i cc(av) differs with positive or negative input transitions, as shown in figure 14 and 15 . 74hc1g14 and 74hct1g14 used in relaxation oscillator circuit, see figure 16 . remark: all values given are typical unless otherwise speci?ed. fig 14. d i cc(av) for 74hc1g14 devices; linear change of v i between 0.1 v cc to 0.9 v cc fig 15. d i cc(av) for 74hct1g14 devices; linear change of v i between 0.1 v cc to 0.9 v cc mna036 0 2.0 4.0 6.0 v cc (v) 200 150 50 0 100 d i cc(av) ( m a) positive-going edge negative-going edge mna058 046 2 v cc (v) 200 100 50 150 0 d i cc(av) ( m a) positive-going edge negative-going edge for 74hc1g14: for 74hct1g14: fig 16. relaxation oscillator using 74hc1g14 and 74hct1g14 mna035 r c f 1 t --- 1 0.8 rc --------------------- - ? = f 1 t --- 1 0.67 rc ------------------------ - ? =
74hc_hct1g14_4 ? nxp b.v. 2007. all rights reserved. product data sheet rev. 04 17 july 2007 10 of 14 nxp semiconductors 74hc1g14; 74hct1g14 inverting schmitt trigger 16. package outline fig 17. package outline sot353-1 (tssop5) unit a 1 a max. a 2 a 3 b p l h e l p wy v ce d (1) e (1) z (1) q references outline version european projection issue date iec jedec jeita mm 0.1 0 1.0 0.8 0.30 0.15 0.25 0.08 2.25 1.85 1.35 1.15 0.65 e 1 1.3 2.25 2.0 0.60 0.15 7 0 0.1 0.1 0.3 0.425 dimensions (mm are the original dimensions) note 1. plastic or metal protrusions of 0.15 mm maximum per side are not included. 0.46 0.21 sot353-1 mo-203 sc-88a 00-09-01 03-02-19 w m b p d z e e 1 0.15 13 5 4 q a a 2 a 1 l p (a 3 ) detail x l h e e c v m a x a y 1.5 3 mm 0 scale tssop5: plastic thin shrink small outline package; 5 leads; body width 1.25 mm sot353-1 1.1
74hc_hct1g14_4 ? nxp b.v. 2007. all rights reserved. product data sheet rev. 04 17 july 2007 11 of 14 nxp semiconductors 74hc1g14; 74hct1g14 inverting schmitt trigger fig 18. package outline sot753 (sc-74a) references outline version european projection issue date iec jedec jeita sot753 sc-74a wb m b p d e a a 1 l p q detail x h e e v m a a b y 0 1 2 mm scale c x 13 2 4 5 plastic surface-mounted package; 5 leads sot753 unit a 1 b p cd e h e l p qy w v mm 0.100 0.013 0.40 0.25 3.1 2.7 0.26 0.10 1.7 1.3 e 0.95 3.0 2.5 0.2 0.1 0.2 dimensions (mm are the original dimensions) 0.6 0.2 0.33 0.23 a 1.1 0.9 02-04-16 06-03-16
74hc_hct1g14_4 ? nxp b.v. 2007. all rights reserved. product data sheet rev. 04 17 july 2007 12 of 14 nxp semiconductors 74hc1g14; 74hct1g14 inverting schmitt trigger 17. abbreviations 18. revision history table 10. abbreviations acronym description dut device under test ttl transistor-transistor logic table 11. revision history document id release date data sheet status change notice supersedes 74hc_hct1g14_4 20070717 product data sheet - 74hc_hct1g14_3 modi?cations: ? the format of this data sheet has been redesigned to comply with the new identity guidelines of nxp semiconductors. ? legal texts have been adapted to the new company name where appropriate. ? package sot353 changed to sot353-1 in t ab le 1 and figure 17 . ? quick reference data and soldering sections removed. ? section 2 f eatures updated. 74hc_hct1g14_3 20020515 product speci?cation - 74hc_hct1g14_2 74hc_hct1g14_2 20010302 product speci?cation - 74hc_hct1g14_1 74hc_hct1g14_1 19980805 product speci?cation - -
74hc_hct1g14_4 ? nxp b.v. 2007. all rights reserved. product data sheet rev. 04 17 july 2007 13 of 14 nxp semiconductors 74hc1g14; 74hct1g14 inverting schmitt trigger 19. legal information 19.1 data sheet status [1] please consult the most recently issued document before initiating or completing a design. [2] the term short data sheet is explained in section de?nitions. [3] the product status of device(s) described in this document may have changed since this document was published and may differ in case of multiple dev ices. the latest product status information is available on the internet at url http://www .nxp .com . 19.2 de?nitions draft the document is a draft version only. the content is still under internal review and subject to formal approval, which may result in modi?cations or additions. nxp semiconductors does not give any representations or warranties as to the accuracy or completeness of information included herein and shall have no liability for the consequences of use of such information. short data sheet a short data sheet is an extract from a full data sheet with the same product type number(s) and title. a short data sheet is intended for quick reference only and should not be relied upon to contain detailed and full information. for detailed and full information see the relevant full data sheet, which is available on request via the local nxp semiconductors sales of?ce. in case of any inconsistency or con?ict with the short data sheet, the full data sheet shall prevail. 19.3 disclaimers general information in this document is believed to be accurate and reliable. however, nxp semiconductors does not give any representations or warranties, expressed or implied, as to the accuracy or completeness of such information and shall have no liability for the consequences of use of such information. right to make changes nxp semiconductors reserves the right to make changes to information published in this document, including without limitation speci?cations and product descriptions, at any time and without notice. this document supersedes and replaces all information supplied prior to the publication hereof. suitability for use nxp semiconductors products are not designed, authorized or warranted to be suitable for use in medical, military, aircraft, space or life support equipment, nor in applications where failure or malfunction of a nxp semiconductors product can reasonably be expected to result in personal injury, death or severe property or environmental damage. nxp semiconductors accepts no liability for inclusion and/or use of nxp semiconductors products in such equipment or applications and therefore such inclusion and/or use is at the customers own risk. applications applications that are described herein for any of these products are for illustrative purposes only. nxp semiconductors makes no representation or warranty that such applications will be suitable for the speci?ed use without further testing or modi?cation. limiting values stress above one or more limiting values (as de?ned in the absolute maximum ratings system of iec 60134) may cause permanent damage to the device. limiting values are stress ratings only and operation of the device at these or any other conditions above those given in the characteristics sections of this document is not implied. exposure to limiting values for extended periods may affect device reliability. terms and conditions of sale nxp semiconductors products are sold subject to the general terms and conditions of commercial sale, as published at http://www .nxp .com/pro? le/ter ms , including those pertaining to warranty, intellectual property rights infringement and limitation of liability, unless explicitly otherwise agreed to in writing by nxp semiconductors. in case of any inconsistency or con?ict between information in this document and such terms and conditions, the latter will prevail. no offer to sell or license nothing in this document may be interpreted or construed as an offer to sell products that is open for acceptance or the grant, conveyance or implication of any license under any copyrights, patents or other industrial or intellectual property rights. 19.4 trademarks notice: all referenced brands, product names, service names and trademarks are the property of their respective owners. 20. contact information for additional information, please visit: http://www .nxp.com for sales of?ce addresses, send an email to: salesad dresses@nxp.com document status [1] [2] product status [3] de?nition objective [short] data sheet development this document contains data from the objective speci?cation for product development. preliminary [short] data sheet quali?cation this document contains data from the preliminary speci?cation. product [short] data sheet production this document contains the product speci?cation.
nxp semiconductors 74hc1g14; 74hct1g14 inverting schmitt trigger ? nxp b.v. 2007. all rights reserved. for more information, please visit: http://www.nxp.com for sales office addresses, please send an email to: salesaddresses@nxp.com date of release: 17 july 2007 document identifier: 74hc_hct1g14_4 please be aware that important notices concerning this document and the product(s) described herein, have been included in section legal information. 21. contents 1 general description . . . . . . . . . . . . . . . . . . . . . . 1 2 features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 3 applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 4 ordering information . . . . . . . . . . . . . . . . . . . . . 1 5 marking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 6 functional diagram . . . . . . . . . . . . . . . . . . . . . . 2 7 pinning information . . . . . . . . . . . . . . . . . . . . . . 2 7.1 pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 7.2 pin description . . . . . . . . . . . . . . . . . . . . . . . . . 2 8 functional description . . . . . . . . . . . . . . . . . . . 3 9 limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 3 10 recommended operating conditions. . . . . . . . 3 11 static characteristics. . . . . . . . . . . . . . . . . . . . . 4 12 dynamic characteristics . . . . . . . . . . . . . . . . . . 5 13 waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 14 transfer characteristics waveforms. . . . . . . . . 7 15 application information. . . . . . . . . . . . . . . . . . . 8 16 package outline . . . . . . . . . . . . . . . . . . . . . . . . 10 17 abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 12 18 revision history . . . . . . . . . . . . . . . . . . . . . . . . 12 19 legal information. . . . . . . . . . . . . . . . . . . . . . . 13 19.1 data sheet status . . . . . . . . . . . . . . . . . . . . . . 13 19.2 de?nitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 19.3 disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 19.4 trademarks . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 20 contact information. . . . . . . . . . . . . . . . . . . . . 13 21 contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

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