74HC/HCT151 8-INPUT MULTIPLEXER FEATURES True and complement outputs Multifunction capability @ Permits multiplexing from n lines to 1 fine Non-inverting data path See the 251 for the 3-state version Output capability: standard lee category: MSI GENERAL DESCRIPTION The 74HC/HCT151 are high-speed Si-gate CMOS devices and are pin compatible with tow power Schottky TTL (LSTTL). They are specified in compliance with JEDEC standard no. 7A. MSI TYPICAL SYMBOL PARAMETER CONDITIONS UNIT HC HCT propagation delay I, to Y,Y _ 17 19 ns tPHL/ $10 , CL= eer 19 | 20 | ns *PLH to cc 12 13 ns EwY 14 18 ns C| input capacitance 3.5 | 3.5 | pF power dissipation Cep capacitance per package notes 1 and 2 40 40 pF GND = 0 V; Tamb = 25 C; ty = ty = 6 ns Notes 1. Cppo is used to determine the dynamic power dissipation (Pp in pW): Pp =Cpp x Vcc? x fi + = (CL x Vcc? x fo) where: fj = input frequency in MHz CL fo = output frequency in MHz Z (Cy x Voc? x fo} = sum of outputs 2. For HC the condition is Vj = GND to Vcc For HCT the condition is Vj = GND to Vcc 1.5 V PACKAGE OUTLINES 16-lead DIL; plastic (SOT38Z). 16-laad mini-pack; plastic (S016; SOT109A). PIN DESCRIPTION = output load capacitance in pF Vcc = supply voltage in V PIN NO. SYMBOL NAME AND FUNCTION 4, 3, 2, 1, 15, . . 14, 13,12 Ig to I7 multiplexer inputs 5 Y multiplexer output 6 v complementary multiplexer output 7 E enable input (active LOW) 8 GND ground (0 V) 11, 10,9 So, $1, $2 select inputs 16 Vcc positive supply voltage U "pe ]8 MUX 3h) 8] Yoo So 81 82 ity en [2] fis] '4 4tlo ud, ah to | (ge 43] 4] 's 2!2 Yr5 rm lola 13] 1 _] 4d oy is [ls iW"s z] Ee Pa] la 24); _ 14 Ig yYlo6 1 | 5 [6] [1] So 13I15 418_] i wag e(7] [10] 4 12417 a 5 eno [8 | 9] Sz E ls 7 7293155 7Z93154 7293156 Fig. 1 Pin configuration. Fig. 2 Logic symbol. Fig. 3 LEC logic symbol. Printed From CAPS XPert Version 1.2P This Material Copyrighted By Philips Semiconductors. December 1990 29174HC/HCT151 MSI FUNCTION TABLE INPUTS OUTPUTS 4613 |2 It 5 114 113 [12 'o fia fla fla fla [hs 7 E | 82) sy S0 |) lo | I1] I) Ig | lg |] tg Ig | Yiy H | X x x x xX |X x x | X x x Hj{L MULTIPLEXER L L L L L X | X Xx xX | XxX x Xx HL L L L L H xX | X X x | X x x L{|H L L L H x L x Xx x | x x x HL L L L H xX Hj} X x x |X x Xx tL |H L UL H LyX} xiuvtTx]xixtx tix H]L Lek H L |x ;xX}]H|xX |x ]x ix ex L | H 7E83187 L L H H x x 1X L xX | X Xx x HEL L L H H x x Xx H xX |X x x L |H Fig. 4 Functional diagram. Lf4H L L xlxitxtix clx ix tx H IL L | 4H L LC }xX |}|xXtx]x JHTxyx {x L | H L | H L H |X ;X)/xXyRX }|xXieTx {|x HEL L H L H Xx xX | X x x | H x x L |H L H H L x x | X Xx x x L x HUL L H H L 4 xX | X x x x H x L |H L H H H x x | xX x xX | X x L H JL { | H H H |}|X |] x!]xX]xX |X |x] x tx L |H H = HIGH voltage level L = LOW voltage level X = dont care 89 54 So mI 7293158 Fig. 5 Logic diagram. 292 January 1986 Printed From CAPS XPert Version 1.2P This Material Copyrighted By Philips Semiconductors.8-input multiplexer DC CHARACTERISTICS FOR 74HC For the DC characteristics see chapter HCMOS family characteristics, section Family specifications. Output capability: standard lec category: MSI AC CHARACTERISTICS FOR 74HC GND = 0 V;t, = t= 6 ns; C_ = 50 pF 74HC/HCT151 MSI Tamb (C) TEST CONDITIONS J4HC SYMBOL | PARAMETER UNIT | Vccg | WAVEFORMS +25 40 to +85 | 40 to +125 Vv min. | typ. | max. | min.| max. | min. | max. . 52 | 170 215 255 2.0 tpHL/ propagation delay 19 | 34 43 Bt ns 45 Fig. 6 tPLH Into 15 | 29 37 43 6.0 . 58 | 185 230 280 2.0 tPHL/ propagation delay 21 | 37 46 56 ns 45 Fig. 6 'PLH In to' 17 | 31 39 48 6.0 ; 61 | 185 230 280 2.0 tpHL/ propagation delay 92 | 37 46 56 | ns 45 | Fig 7 tPLH Sp to 18 | 31 39 48 6.0 . 61 | 205 255 310 2.0 tpHL/ | Propagation delay 22 | 41 51 62 |ns | 4.5 | Fig.7 tPLH Sn to 18 | 35 43 53 6.0 . 41 | 125 155 190 2.0 tPHL! propagation delay 15 | 25 31 38 | ns 45 | Fig.7 tPLH EtoY 12 | 21 26 32 6.0 , 47 | 145 180 220 2.0 tPHL! _|_ Propagation delay 17; 29 36 44 |ns | 45 | Fig.7 'PLH Etoy 14 | 25 31 38 6.0 19 | 75 95 110 2.0 tTHL/ output transition time 7 15 19 22 ns 45 Figs 6 and 7 'TLH 6 | 13 16 19 6.0 Printed From CAPS XPert Version 1.2P This Material Copyrighted By Philips Semiconductors. January 1986 29374HC/HCT151 MSI DC CHARACTERISTICS FOR 74HCT For the DC characteristics see chapter HCMOS family characteristics, section Family specifications. Output capability: standard tcc category: MSI Note to HCT types The value of additional quiescent supply current {Alec} for a unit toad of 1 is given in the family specifications. To determine Alec per input, multiply this value by the unit load coefficient shown in the table below. UNIT LOAD INPUT | COEFFICIENT ln 0.45 Sn 1.50 E 0.30 AC CHARACTERISTICS FOR 74HCT GND =O V; 1, = te = 6 ns; Cy, = 50 pF Tamb (C) TEST CONDITIONS 74HCT SYMBOL | PARAMETER UNIT | Voc | WAVEFORMS +25 40to +85 | 40 to +125 Vv min; typ. | max. | min.| max. | min. | max. tPpHL/ propagation delay . tPLH 1, to Y 22 | 38 48 57 ns 4.5 | Fig. 6 tpHL/ propagation delay . PLY I, to 22 | 38 48 5? ns 45 | Fig. 6 tPpHL/ propagation delay 7 tPLH S, to Y 23 | 41 51 62 ns 4.5 Fig. 7 tpHL/ propagation delay - tPLH S, to 25 | 43 54 65 ns 4.5 Fig. 7 tPHL/ propagation delay . pred to Y 16 | 29 36 44 | ns 4.5 | Fig.7 tpHL/ propagation delay . tPLH EtoY 21 | 36 45 54 ns 4.5 Fig. 7 tTHL/ output transition time 7 15 19 22 ns 4.5 Figs 6 and 7 tTLH 294 January 1986 Printed From CAPS XPert Version 1.2P This Material Copyrighted By Philips Semiconductors.8-input multiplexer 74HC/HCT151 MSI AC WAVEFORMS Ij INPUT S,, OUTPUT I Y OUTPUT Y OUTPUT OUTPUT Y OUTPUT 7Z949169 72939160 Fig. 7 Waveforms showing the select input (Sp) Fig. 6 Waveforms showing the multiplexer input and enable input (E) to outputs (Y and Y) (Iq) to outputs (Y and Y) propagation delays propagation delays and the output transition and the output transition times. times. Note to AC waveforms (1) HC : Vy = 50%; V) = GND to Vcc. HCT: Vy = 1.3 V; Vj) = GND to3V. January 1986 295 Printed From CAPS XPert Version 1.2P This Material Copyrighted By Philips Semiconductors.