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1. general description the 74hc14; 74hct14 is a high-speed si-gate cmos device and is pin compatible with low-power schottky ttl (lsttl). it is sp ecified in compliance with jedec standard no. 7a. the 74hc14; 74hct14 provides six inverting bu ffers with schmitt-trigger action. they are capable of transforming slowly changing input signals into sharply defined, jitter-free output signals. 2. features and benefits ? low-power dissipation ? esd protection: ? hbm eia/jesd22-a114f exceeds 2000 v ? mm eia/jesd22-a1 15-a exceeds 200 v ? multiple package options ? specified from ? 40 c to +85 c and from ? 40 c to +125 c 3. applications ? wave and pulse shapers ? astable multivibrators ? monostable multivibrators 74hc14; 74hct14 hex inverting schmitt trigger rev. 4 ? 17 january 2011 product data sheet
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 2 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger 4. ordering information 5. functional diagram table 1. ordering information type number package temperature range name description version 74hc14n ? 40 c to +125 c dip14 plastic dual in-line package; 14 leads (300 mil) sot27-1 74HCT14N 74hc14d ? 40 c to +125 c so14 plastic small outline package; 14 leads; body width 3.9 mm sot108-1 74hct14d 74hc14db ? 40 c to +125 c ssop14 plastic shrink small outline package; 14 leads; body width 5.3 mm sot337-1 74hct14db 74hc14pw ? 40 c to +125 c tssop14 plastic thin shrink small outline package; 14 leads; body width 4.4 mm sot402-1 74hct14pw 74hc14bq ? 40 c to +125 c dhvqfn14 plastic dual in-line compatible thermal enhanced very thin quad flat package; no leads; 14 terminals; body 2.5 3 0.85 mm sot762-1 74hct14bq fig 1. logic symbol fig 2. iec logic symbol fig 3. logic diagram (one schmitt-trigger) mna204 1a 1y 1 2 2a 2y 3 4 3a 3y 5 6 4a 4y 9 8 5a 5y 11 10 6a 6y 13 12 8 9 10 11 001aac497 12 13 2 1 4 3 6 5 mna02 5 a y
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 3 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger 6. pinning information 6.1 pinning 6.2 pin description 7. functional description [1] h = high voltage level; l = low voltage level. (1) the die substrate is attached to this pad using conductive die attach materi al. it can not be used as a supply pin or input. fig 4. pin configuration dip14, so14 and (t )ssop14 fig 5. pin co nfiguration dhvqfn14 14 1a v cc 1y 6a 2a 6y 2y 5a 3a 5y 3y 4a gnd 4y 001aac498 1 2 3 4 5 6 7 8 10 9 12 11 14 13 001aac49 9 14 gnd (1) transparent top view 3y 4a 3a 5y 2y 5a 2a 6y 1y 6a gnd 4y 1a v cc 6 9 5 10 4 11 3 12 2 13 7 8 1 14 terminal 1 index area table 2. pin description symbol pin description 1a to 6a 1, 3, 5, 9, 11, 13 data input 1 1y to 6y 2, 4, 6, 8, 10, 12 data output 1 gnd 7 ground (0 v) v cc 14 supply voltage table 3. function table [1] input output na ny lh hl
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 4 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger 8. limiting values [1] the input and output voltage ratings may be exceeded if the input and output current ratings are observed. [2] for dip14 package: p tot derates linearly with 12 mw/k above 70 c. for so14 package: p tot derates linearly with 8 mw/k above 70 c. for (t)ssop14 packages: p tot derates linearly with 5.5 mw/k above 60 c. for dhvqfn14 packages: p tot derates linearly with 4.5 mw/k above 60 c. 9. recommended operating conditions table 4. limiting values in accordance with the absolute maximum rating system (iec 60134). voltages are referenced to gnd (ground = 0 v). symbol parameter conditions min max unit v cc supply voltage ? 0.5 +7 v i ik input clamping current v i < ? 0.5 v or v i >v cc +0.5 v [1] - 20 ma i ok output clamping current v o < ? 0.5 v or v o >v cc +0.5v [1] - 20 ma i o output current ? 0.5 v < v o < v cc +0.5v - 25 ma i cc supply current - 50 ma i gnd ground current ? 50 - ma t stg storage temperature ? 65 +150 c p tot total power dissipation [2] dip14 package - 750 mw so14, (t)ssop14 and dhvqfn14 packages - 500 mw table 5. recommended operating conditions voltages are referenced to gnd (ground = 0 v) symbol parameter conditions 74hc14 74hct14 unit min typ max min typ max v cc supply voltage 2.0 5.0 6.0 4.5 5.0 5.5 v v i input voltage 0 - v cc 0-v cc v v o output voltage 0 - v cc 0-v cc v t amb ambient temperature ? 40 +25 +125 ? 40 +25 +125 c
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 5 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger 10. static characteristics table 6. static characteristics at recommended operating conditions; voltag es are referenced to gnd (ground = 0 v). symbol parameter conditions t amb = 25 c t amb = ? 40 c to +85 c t amb = ? 40 c to +125 c unit min typ max min max min max 74hc14 v oh high-level output voltage v i = v t+ or v t ? i o = ? 20 a; v cc = 2.0 v 1.9 2.0 - 1.9 - 1.9 - v i o = ? 20 a; v cc = 4.5 v 4.4 4.5 - 4.4 - 4.4 - v i o = ? 20 a; v cc = 6.0 v 5.9 6.0 - 5.9 - 5.9 - v i o = ? 4.0 ma; v cc = 4.5 v 3.98 4.32 - 3.84 - 3.7 - v i o = ? 5.2 ma; v cc = 6.0 v 5.48 5.81 - 5.34 - 5.2 - v v ol low-level output voltage v i = v t+ or v t ? i o = 20 a; v cc = 2.0 v - 0 0.1 - 0.1 - 0.1 v i o = 20 a; v cc = 4.5 v - 0 0.1 - 0.1 - 0.1 v i o = 20 a; v cc = 6.0 v - 0 0.1 - 0.1 - 0.1 v i o = 4.0 ma; v cc = 4.5 v - 0.15 0.26 - 0.33 - 0.4 v i o = 5.2 ma; v cc = 6.0 v - 0.16 0.26 - 0.33 - 0.4 v i i input leakage current v i = v cc or gnd; v cc =6.0v - - 0.1 - 1.0 - 1.0 a i cc supply current v i = v cc or gnd; i o =0a; v cc =6.0v --2.0- 20 - 40 a c i input capacitance -3.5- - - - - pf 74hct14 v oh high-level output voltage v i = v t+ or v t ? ; v cc = 4.5 v i o = ? 20 a 4.4 4.5 - 4.4 - 4.4 - v i o = ? 4.0 ma 3.98 4.32 - 3.84 - 3.7 - v v ol low-level output voltage v i = v t+ or v t ? ; v cc = 4.5 v i o = 20 a; - 0 0.1 - 0.1 - 0.1 v i o = 4.0 ma; - 0.15 0.26 - 0.33 - 0.4 v i i input leakage current v i = v cc or gnd; v cc =5.5v - - 0.1 - 1.0 - 1.0 a i cc supply current v i =v cc or gnd; i o = 0 a; v cc =5.5v --2.0- 20 - 40 a i cc additional supply current per input pin; v i =v cc ? 2.1 v; other pins at v cc or gnd; i o =0a; v cc = 4.5 v to 5.5 v - 30 108 - 135 - 147 a c i input capacitance -3.5- - - - - pf
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 6 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger 11. dynamic characteristics [1] t pd is the same as t phl and t plh . [2] t t is the same as t thl and t tlh . [3] c pd is used to determine the dynamic power dissipation (p d in w): p d =c pd v cc 2 f i n+ (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 v; n = number of inputs switching; (c l v cc 2 f o ) = sum of outputs. table 7. dynamic characteristics gnd = 0 v; c l =50pf; for load circuit see figure 7 . symbol parameter conditions t amb = 25 c t amb = ? 40 c to +125 c unit min typ max max (85 c) max (125 c) 74hc14 t pd propagation delay na to ny; see figure 6 [1] v cc = 2.0 v - 41 125 155 190 ns v cc = 4.5 v - 15 25 31 38 ns v cc = 5.0 v; c l =15pf - 12 - - - ns v cc = 6.0 v - 12 21 26 32 ns t t transition time see figure 6 [2] v cc = 2.0 v - 19 75 95 110 ns v cc = 4.5 v - 7 15 19 22 ns v cc = 6.0 v - 6 13 15 19 ns c pd power dissipation capacitance per package; v i =gndtov cc [3] -7- - -pf 74hct14 t pd propagation delay na to ny; see figure 6 [1] v cc = 4.5 v - 20 34 43 51 ns v cc = 5.0 v; c l =15pf - 17 - - - ns t t transition time v cc = 4.5 v; see figure 6 [2] - 7 15 19 22 ns c pd power dissipation capacitance per package; v i =gndtov cc ? 1.5 v [3] -8- - -pf
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 7 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger 12. waveforms measurement points are given in table 8 . v ol and v oh are typical voltage output levels that occur with the output load. fig 6. input to output propagation delays mna72 2 t plh t phl v m v m 90 % 10 % v m v m ny output na input v i gnd v oh v ol t tlh t thl table 8. measurement points type input output v m v m v x v y 74hc14 0.5v cc 0.5v cc 0.1v cc 0.9v cc 74hct14 1.3 v 1.3 v 0.1v cc 0.9v cc test data is given in table 9 . definitions test circuit: r t = termination resistance should be equal to output impedance z o of the pulse generator. c l = load capacitance including jig and probe capacitance. fig 7. load circuitry for measuring switching times 001aah7 68 t w t w t r t r t f v m v i negative pulse gnd v i positive pulse gnd 10 % 90 % 90 % 10 % v m v m v m t f v cc dut r t v i v o c l g
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 8 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger 13. transfer characteristics 14. transfer character istics waveforms table 9. test data type input load test v i t r , t f c l 74hc14 v cc 6.0 ns 15 pf, 50 pf t plh , t phl 74hct14 3.0 v 6.0 ns 15 pf, 50 pf t plh , t phl table 10. transfer characteristics at recommended operating conditions; voltages are referenced to gnd (ground = 0 v); see figure 8 and figure 9 . symbol parameter conditions t amb = 25 c t amb = ? 40 c to +85 c t amb = ? 40 c to +125 c unit min typ max min max min max 74hc14 v t+ positive-going threshold voltage v cc = 2.0 v 0.7 1.18 1.5 0.7 1.5 0.7 1.5 v v cc = 4.5 v 1.7 2.38 3.15 1.7 3.15 1.7 3.15 v v cc = 6.0 v 2.1 3.14 4.2 2.1 4.2 2.1 4.2 v v t ? negative-going threshold voltage v cc = 2.0 v 0.3 0.52 0.9 0.3 0.9 0.3 0.9 v v cc = 4.5 v 0.9 1.4 2.0 0.9 2.0 0.9 2.0 v v cc = 6.0 v 1.2 1.89 2.6 1.2 2.6 1.2 2.6 v v h hysteresis voltage v cc = 2.0 v 0.2 0.66 1.0 0.2 1.0 0.2 1.0 v v cc = 4.5 v 0.4 0.98 1.4 0.4 1.4 0.4 1.4 v v cc = 6.0 v 0.6 1.25 1.6 0.6 1.6 0.6 1.6 v 74hct14 v t+ positive-going threshold voltage v cc = 4.5 v 1.2 1.41 1.9 1.2 1.9 1.2 1.9 v v cc = 5.5 v 1.4 1.59 2.1 1.4 2.1 1.4 2.1 v v t ? negative-going threshold voltage v cc = 4.5 v 0.5 0.85 1.2 0.5 1.2 0.5 1.2 v v cc = 5.5 v 0.6 0.99 1.4 0.6 1.4 0.6 1.4 v v h hysteresis voltage v cc = 4.5 v 0.4 0.56 - 0.4 - 0.4 - v v cc = 5.5 v 0.4 0.6 - 0.4 - 0.4 - v fig 8. transfer characteristics fig 9. transfer characteristics definitions mna20 7 v o v i v h v t+ v t ? mna208 v o v i v h v t+ v t ?
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 9 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger a. v cc =2.0v b. v cc =4.5v c. v cc =6.0v fig 10. typical 74hc transfer characteristics 0 2.0 50 0 10 20 30 40 0.4 0.8 1.2 1.6 mna846 i cc ( a) v i (v) 05 1.0 0 0.2 0.4 0.6 0.8 1234 mna847 i cc (ma) v i (v) 0 6.0 i cc (ma) v i (v) 1.0 0 0.2 0.4 0.6 0.8 1.2 2.4 3.6 4.8 mna848
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 10 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger 15. application information the slow input rise and fall times cause ad ditional power dissipation, this can be calculated using th e following formula: p add =f i (t r i cc(av) +t f i cc(av) ) v cc where: p add = additional power dissipation ( w); f i = input frequency (mhz); t r =rise time (ns); 10%to90%; t f = fall time (ns); 90 % to 10 %; i cc(av) = average additional supply current ( a). average i cc(av) differs with positive or negative input transitions, as shown in figure 12 and figure 13 . an example of a relaxation circuit using the 74hc14; 74hct14 is shown in figure 14 . a. v cc =4.5v b. v cc =5.5v fig 11. typical 74hct transfer characteristics 05 1.5 0 0.3 0.6 0.9 1.2 1234 mna849 i cc (ma) v i (v) 0123 6 1.8 0 0.6 0.3 1.2 1.5 0.9 45 mna850 i cc (ma) v i (v)
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 11 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger (1) positive-going edge. (2) negative-going edge. fig 12. average additional supply current as a function of v cc for 74hc14; linear change of v i between 0.1v cc to 0.9v cc . 0246 400 300 100 0 200 mna852 i cc(av) ( a) v cc (v) positive - going edge negative - going edge (1) positive-going edge. (2) negative-going edge. fig 13. average additional supply current as a function of v cc for 74hct14; linear change of v i between 0.1v cc to 0.9v cc . 0246 400 300 100 0 200 mna853 v cc (v) i cc(av) ( a) negative - going edge positive - going edge
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 12 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger for 74hc14: for 74hct14: fig 14. relaxation oscillator mna03 5 r c f 1 t -- - 1 0.8 rc --------------------- = f 1 t -- - 1 0.67 rc ------------------------ =
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 13 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger 16. package outline fig 15. package outline sot27-1 (dip14) unit a max. 1 2 (1) (1) b 1 cd (1) z ee m h l references outline version european projection issue date iec jedec jeita mm inches dimensions (inch dimensions are derived from the original mm dimensions) sot27-1 99-12-27 03-02-13 a min. a max. b max. w m e e 1 1.73 1.13 0.53 0.38 0.36 0.23 19.50 18.55 6.48 6.20 3.60 3.05 0.254 2.54 7.62 8.25 7.80 10.0 8.3 2.2 4.2 0.51 3.2 0.068 0.044 0.021 0.015 0.77 0.73 0.014 0.009 0.26 0.24 0.14 0.12 0.01 0.1 0.3 0.32 0.31 0.39 0.33 0.087 0.17 0.02 0.13 050g04 mo-001 sc-501-14 m h c (e ) 1 m e a l seating plane a 1 w m b 1 e d a 2 z 14 1 8 7 b e pin 1 index 0 5 10 mm scale note 1. plastic or metal protrusions of 0.25 mm (0.01 inch) maximum per side are not included. d ip14: plastic dual in-line package; 14 leads (300 mil) sot27 -1
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 14 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger fig 16. package outline sot108-1 (so14) unit a max. a 1 a 2 a 3 b p cd (1) e (1) (1) eh e ll p qz y w v references outline version european projection issue date iec jedec jeita mm inches 1.75 0.25 0.10 1.45 1.25 0.25 0.49 0.36 0.25 0.19 8.75 8.55 4.0 3.8 1.27 6.2 5.8 0.7 0.6 0.7 0.3 8 0 o o 0.25 0.1 dimensions (inch dimensions are derived from the original mm dimensions) note 1. plastic or metal protrusions of 0.15 mm (0.006 inch) maximum per side are not included. 1.0 0.4 sot108-1 x w m a a 1 a 2 b p d h e l p q detail x e z e c l v m a (a ) 3 a 7 8 1 14 y 076e06 ms-012 pin 1 index 0.069 0.010 0.004 0.057 0.049 0.01 0.019 0.014 0.0100 0.0075 0.35 0.34 0.16 0.15 0.05 1.05 0.041 0.244 0.228 0.028 0.024 0.028 0.012 0.01 0.25 0.01 0.004 0.039 0.016 99-12-27 03-02-19 0 2.5 5 mm scale s o14: plastic small outline package; 14 leads; body width 3.9 mm sot108 -1
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 15 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger fig 17. package outline sot337-1 (ssop14) unit a 1 a 2 a 3 b p cd (1) e (1) eh e ll p qz y w v references outline version european projection issue date iec jedec jeita mm 0.21 0.05 1.80 1.65 0.25 0.38 0.25 0.20 0.09 6.4 6.0 5.4 5.2 0.65 1.25 0.2 7.9 7.6 1.03 0.63 0.9 0.7 1.4 0.9 8 0 o o 0.13 0.1 dimensions (mm are the original dimensions) note 1. plastic or metal protrusions of 0.25 mm maximum per side are not included. sot337-1 99-12-27 03-02-19 (1) w m b p d h e e z e c v m a x a y 1 7 14 8 a a 1 a 2 l p q detail x l (a ) 3 mo-150 pin 1 index 0 2.5 5 mm scale s sop14: plastic shrink small outline package; 14 leads; body width 5.3 mm sot337 -1 a max. 2
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 16 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger fig 18. package outline sot402-1 (tssop14) unit a 1 a 2 a 3 b p cd (1) e (2) (1) eh e ll p qz y w v references outline version european projection issue date iec jedec jeita mm 0.15 0.05 0.95 0.80 0.30 0.19 0.2 0.1 5.1 4.9 4.5 4.3 0.65 6.6 6.2 0.4 0.3 0.72 0.38 8 0 o o 0.13 0.1 0.2 1 dimensions (mm are the original dimensions) notes 1. plastic or metal protrusions of 0.15 mm maximum per side are not included. 2. plastic interlead protrusions of 0.25 mm maximum per side are not included. 0.75 0.50 sot402-1 mo-153 99-12-27 03-02-18 w m b p d z e 0.25 17 14 8 a a 1 a 2 l p q detail x l (a ) 3 h e e c v m a x a y 0 2.5 5 mm scale tssop14: plastic thin shrink small outline package; 14 leads; body width 4.4 mm sot402 -1 a max. 1.1 pin 1 index
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 17 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger fig 19. package outline sot762-1 (dhvqfn14) terminal 1 index area 0.5 1 a 1 e h b unit y e 0.2 c references outline version european projection issue date iec jedec jeita mm 3.1 2.9 d h 1.65 1.35 y 1 2.6 2.4 1.15 0.85 e 1 2 0.30 0.18 0.05 0.00 0.05 0.1 dimensions (mm are the original dimensions) sot762-1 mo-241 - - - - - - 0.5 0.3 l 0.1 v 0.05 w 0 2.5 5 mm scale sot762- 1 d hvqfn14: plastic dual in-line compatible thermal enhanced very thin quad flat package; no leads; 1 4 terminals; body 2.5 x 3 x 0.85 mm a (1) max. a a 1 c detail x y y 1 c e l e h d h e e 1 b 26 13 9 8 7 1 14 x d e c b a 02-10-17 03-01-27 terminal 1 index area a c c b v m w m e (1) note 1. plastic or metal protrusions of 0.075 mm maximum per side are not included. d (1)
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 18 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger 17. abbreviations 18. revision history table 11. abbreviations acronym description cmos complementary metal-oxide semiconductor dut device under test esd electrostatic discharge hbm human body model lsttl low-power schottky transistor-transistor logic mm machine model table 12. revision history document id release date data sheet status change notice supersedes 74hc_hct14 v.4 20110117 product data sheet - 74hc_hct14 v.3 modifications: ? 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. ? minimum values propagation delay and transition time moved to maximum value column (errata). 74hc_hct14 v.3 20031030 product specification - 74hc_hct14_cnv v.2 74hc_hct14_cnv v.2 19970826 product specification - -
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 19 of 21 nxp semiconductors 74hc14; 74hct14 hex 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 ?definitions?. [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 device s. the latest product status information is available on the internet at url http://www.nxp.com . 19.2 definitions draft ? the document is a draft versi on only. the content is still under internal review and subject to formal approval, which may result in modifications or additions. nxp semiconductors does not give any representations or warranties as to the accuracy or completeness of information included herein and shall hav e 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 vi a the local nxp semiconductors sales office. in case of any inconsistency or conflict with the short data sheet, the full data sheet shall prevail. product specification ? the information and data provided in a product data sheet shall define the specification of the product as agreed between nxp semiconductors and its customer , unless nxp semiconductors and customer have explicitly agreed otherwis e in writing. in no event however, shall an agreement be valid in which the nxp semiconductors product is deemed to offer functions and qualities beyond those described in the product data sheet. 19.3 disclaimers limited warranty and liability ? 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. in no event shall nxp semiconductors be liable for any indirect, incidental, punitive, special or consequential damages (including - without limitation - lost profits, lost savings, business interrupt ion, costs related to the removal or replacement of any products or rework charges) whether or not such damages are based on tort (including negligence), warranty, breach of contract or any other legal theory. notwithstanding any damages that customer might incur for any reason whatsoever, nxp semiconductors? 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applications that are described herein for any of these products are for illustrative purpos es only. nxp semiconductors makes no representation or warranty that such applications will be suitable for the specified use without further testing or modification. customers are responsible for the design and operation of their applications and products using nxp semiconductors products, and nxp semiconductors accepts no liability for any assistance with applications or customer product design. it is customer?s sole responsibility to determine whether the nxp semiconductors product is suitable and fit for the customer?s applications and products planned, as well as fo r the planned application and use of customer?s third party customer(s). customers should provide appropriate design and operating safeguards to minimize the risks associated with their applications and products. nxp semiconductors does not accept any liability related to any default, damage, costs or problem which is based on any weakness or default in the customer?s applications or products, or the application or use by customer?s third party customer(s). customer is responsible for doing all necessary testing for the customer?s applic ations and products using nxp semiconductors products in order to av oid a default of the applications and the products or of the application or use by customer?s third party customer(s). nxp does not accept any liability in this respect. limiting values ? stress above one or more limiting values (as defined in the absolute maximum ratings system of iec 60134) will cause permanent damage to the device. limiting values are stress ratings only and (proper) operation of the device at these or any other conditions above those given in the recommended operating conditions section (if present) or the characteristics sections of this document is not warranted. constant or repeated exposure to limiting values will permanently and irreversibly affect the quality and reliability of the device. terms and conditions of commercial sale ? nxp semiconductors products are sold subject to the gener al terms and conditions of commercial sale, as published at http://www.nxp.com/profile/terms , unless otherwise agreed in a valid written individual agreement. in case an individual agreement is concluded only the terms and conditions of the respective agreement shall apply. nxp semiconductors hereby expressly objects to applying the customer?s general terms and conditions with regard to the purchase of nxp semiconducto rs products by customer. no offer to sell or license ? nothing in this document may be interpreted or construed as an offer to sell products t hat is open for acceptance or the grant, conveyance or implication of any lic ense under any copyrights, patents or other industrial or intellectual property rights. document status [1] [2] product status [3] definition objective [short] data sheet development this document contains data from the objecti ve specification for product development. preliminary [short] data sheet qualification this document contains data from the preliminary specification. product [short] data sheet production this docu ment contains the product specification.
74hc_hct14 all information provided in this document is subject to legal disclaimers. ? nxp b.v. 2011. all rights reserved. product data sheet rev. 4 ? 17 january 2011 20 of 21 nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger export control ? this document as well as the item(s) described herein may be subject to export control regu lations. export might require a prior authorization from national authorities. 19.4 trademarks notice: all referenced brands, produc t names, service names and trademarks are the property of their respective owners. 20. contact information for more information, please visit: http://www.nxp.com for sales office addresses, please send an email to: salesaddresses@nxp.com
nxp semiconductors 74hc14; 74hct14 hex inverting schmitt trigger ? nxp b.v. 2011. all rights reserved. for more information, please visit: http://www.nxp.com for sales office addresses, please se nd an email to: salesaddresses@nxp.com date of release: 17 january 2011 document identifier: 74hc_hct14 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 and benefits . . . . . . . . . . . . . . . . . . . . 1 3 applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 4 ordering information . . . . . . . . . . . . . . . . . . . . . 2 5 functional diagram . . . . . . . . . . . . . . . . . . . . . . 2 6 pinning information . . . . . . . . . . . . . . . . . . . . . . 3 6.1 pinning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 6.2 pin description . . . . . . . . . . . . . . . . . . . . . . . . . 3 7 functional description . . . . . . . . . . . . . . . . . . . 3 8 limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 4 9 recommended operating conditions. . . . . . . . 4 10 static characteristics. . . . . . . . . . . . . . . . . . . . . 5 11 dynamic characteristics . . . . . . . . . . . . . . . . . . 6 12 waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 13 transfer characteristics . . . . . . . . . . . . . . . . . . 8 14 transfer characteristics wa veforms. . . . . . . . . 8 15 application information. . . . . . . . . . . . . . . . . . 10 16 package outline . . . . . . . . . . . . . . . . . . . . . . . . 13 17 abbreviations . . . . . . . . . . . . . . . . . . . . . . . . . . 18 18 revision history . . . . . . . . . . . . . . . . . . . . . . . . 18 19 legal information. . . . . . . . . . . . . . . . . . . . . . . 19 19.1 data sheet status . . . . . . . . . . . . . . . . . . . . . . 19 19.2 definitions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 19.3 disclaimers . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 19.4 trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . 20 20 contact information. . . . . . . . . . . . . . . . . . . . . 20 21 contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

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