74LS

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Stock #
Package
Pins
Description
1-24
25-99
100-999
1000+
74LS00
DIP
14
Quad 2 Input NAND Gate .39 .37 .33 .30
74LS00D
Surface Mount
14
Quad 2 Input NAND Gate .39 .37 .33 .30
74LS01
DIP
14
Quad 2 Input NAND Gate (Open Collector) .39 .37 .33 .30
74LS02
DIP
14
Quad 2 Input NOR Gate .39 .37 .33 .30
74LS02D
Surface Mount
14
Quad 2 Input NOR Gate .39 .37 .33 .30
74LS03
DIP
14
Quad 2 Input NAND Gate (Open Collector) .39 .37 .33 .30
74LS04
DIP
14
Hex Inverter .39 .37 .33 .30
74LS04D
Surface Mount
14
Hex Inverter .39 .37 .33 .30
74LS05
DIP
14
Hex Inverter (Open Collector) .39 .37 .33 .30
74LS05D
Surface Mount
14
Hex Inverter (Open Collector) .39 .37 .33 .30
74LS06
DIP
14
Hex Inverter Buffer/Driver (Open Collector) .69 .66 .59 .53
74LS07
DIP
14
Hex Buffer/Driver (Open Collector) .69 .66 .59 .53
74LS08
DIP
14
Quad 2 Input AND Gate .39 .37 .33 .30
74LS08D
Surface Mount
14
Quad 2 Input AND Gate .39 .37 .33 .30
74LS09
DIP
14
Quad 2 Input AND Gate (Open Collector) .39 .37 .33 .30
74LS10
DIP
14
Triple 3 Input NAND Gate .39 .37 .33 .30
74LS10D
Surface Mount
14
Triple 3 Input NAND Gate .39 .37 .33 .30
74LS11
DIP
14
Triple 3 Input AND Gate .39 .37 .33 .30
74LS12
DIP
14
Triple 3 Input NAND Gate (Open Collector) .39 .37 .33 .30
74LS13
DIP
14
Dual Input Schmitt Trigger .99 .94 .85 .77
74LS13D
Surface Mount
14
Dual Input Schmitt Trigger .99 .94 .85 .77
74LS14
DIP
14
Hex Schmitt Trigger Inverter .33 .31 .28 .25
74LS14D
Surface Mount
14
Hex Schmitt Trigger Inverter .33 .31 .28 .25
74LS15*
DIP
14
Triple 3 Input AND Gate .39 .37 .33 .33
74LS20
DIP
14
Dual 4 Input NAND Gate .39 .37 .33 .33
74LS20D
Surface Mount
14
Dual 4 Input NAND Gate .39 .37 .33 .33
74LS21
DIP
14
Dual 4 Input AND Gate .39 .37 .33 .30
74LS22*
DIP
14
Dual 4 Input NAND Gate (Open Collector) .69 .66 .59 .53
74LS26
DIP
14
Quad 2 Input TTL/MOS Interface .39 .37 .33 .30
74LS27
DIP
14
Triple 3 Input NOR Gate .59 .56 .50 .45
74LS28
DIP
14
Quad 2 Input NOR Buffer .39 .37 .33 .30
74LS30
DIP
14
8 Input NAND Gate .39 .37 .33 .30
74LS32
DIP
14
Quad 2 Input OR Gate .39 .37 .33 .30
74LS32D
Surface Mount
14
Quad 2 Input OR Gate .39 .37 .33 .30
74LS33
DIP
14
Quad 2 Input NOR Buffer (Open Collector) .33 .31 .28 .25
74LS37
DIP
14
Quad 2 Input NAND Buffer .33 .31 .28 .25
74LS38
DIP
14
Quad 2 Input NAND Buffer (Open Collector) .33 .31 .28 .25
74LS40
DIP
14
Dual 4 Input NAND Buffer .33 .31 .28 .25
74LS42
DIP
16
BCD to Decimal Decoder .99 .94 .85 .77
74LS47
DIP
16
BCD to 7 Segment Decoder/Driver (15v Out.) 1.09 1.04 .94 .85
74LS48
DIP
16
BCD to 7 Segment Decoder/Driver 3.29 3.13 2.82 2.82
74LS49*
DIP
14
BCD to 7 Segment Decoder/Driver 3.29 3.13 2.82 2.82
74LS51
DIP
14
Dual 2 Wide-2 Input AND/OR/Invert Gate .29 .28 .25 .22
74LS54
DIP
14
4 Wide-2 Input AND/OR/Invert Gate .39 .37 .33 .30
74LS55
DIP
14
2Wide-4 Input AND/OR/Invert Gate .33 .31 .28 .25
74LS73
DIP
14
Dual JK Flip Flop with Clear 1.09 1.04 .94 .85
74LS74
DIP
14
Dual D Edge Triggered Flip Flop .33 .31 .28 .25
74LS74D
Surface Mount
14
Dual D Edge Triggered Flip Flop .33 .31 .28 .25
74LS75
DIP
16
4 Bit Bi-Stable Latch .99 .94 .85 .77
74LS75D
Surface Mount
16
4 Bit Bi-Stable Latch .99 .94 .85 .77
74LS76
DIP
16
Dual JK Flip Flop with Preset 1.29 1.23 1.11 1.11
74LS78*
DIP
14
Dual JK Flip Flop with Preset 2.49 2.37 2.13 2.13
74LS83
DIP
16
4 Bit Binary Full Adder 1.99 1.89 1.70 1.70
74LS85
DIP
16
4 Bit Magnitude Comparator .89 .85 .77 .69
74LS86
DIP
14
Quad 2 Input Exclusive/OR Gate .33 .31 .28 .25
74LS86D
Surface Mount
14
Quad 2 Input Exclusive/OR Gate .33 .31 .28 .25
74LS90
DIP
14
Decade Counter 1.29 1.23 1.11 1.00
74LS91*
DIP
14
8 Bit Shift Register .89 .85 .77 .69
74LS92
DIP
14
Divide by 12 Counter 1.49 1.42 1.28 1.15
74LS93
DIP
14
4 Bit Binary Counter 1.09 1.04 .94 .85
74LS95
DIP
14
4 Bit Right Shift/Left Shift Register 1.49 1.42 1.28 1.15
74LS96*
DIP
16
5 Bit Shift Register 1.09 1.04 .94 .85
74LS107
DIP
14
Dual JK Flip Flop with Clear .89 .85 .77 .69
74LS109
DIP
16
Dual JK Edge Triggered Flip Flop .79 .75 .68 .61
74LS112
DIP
16
Dual JK Edge Triggered Flip Flop .59 .56 .50 .45
74LS113
DIP
14
Dual JK Edge Triggered Flip Flop .69 .66 .59 .53
74LS114
DIP
14
Dual JK Edge Triggered Flip Flop .59 .56 .50 .45
74LS122
DIP
14
Retriggerable Monostable Multivibrator .79 .75 .68 .61
74LS123
DIP
16
Dual Retriggerable Mono. Multivibrator .59 .56 .50 .45
74LS123D
Surface Mount
16
Dual Retriggerable Mono. Multivibrator .59 .56 .50 .45
74LS125
DIP
14
Quad Bus Buffer Gate (Tri-State Output) .59 .56 .50 .45
74LS125D
Surface Mount
14
Quad Bus Buffer Gate (Tri-State Output) .59 .56 .50 .45
74LS126
DIP
14
Quad Bus Buffer Gate (Tri-State Output) .59 .56 .50 .45
74LS126D
Surface Mount
14
Quad Bus Buffer Gate (Tri-State Output) .59 .56 .50 .45
74LS132
DIP
14
Quad 2 Input Schmitt Trigger .59 .56 .50 .45
74LS133
DIP
16
13 Input NAND Gate .49 .47 .42 .38
74LS136
DIP
14
Quad Exclusive/OR Gate .49 .47 .42 .38
74LS137
DIP
16
3 to 8 Line Decoder/Demultiplexer .99 .94 .85 .77
74LS138
DIP
16
3 to 8 Line Decoder/Demultiplexer .49 .47 .42 .38
74LS138D
Surface Mount
16
3 to 8 Line Decoder/Demultiplexer .49 .47 .42 .38
74LS139
DIP
16
Dual 2 to 4 Line Decoder/Demultiplexer .49 .47 .42 .38
74LS139D
Surface Mount
16
Dual 2 to 4 Line Decoder/Demultiplexer .49 .47 .42 .38
74LS145
DIP
16
BCD to Decimal Decoder/Driver .59 .56 .50 .45
74LS147
DIP
16
10 to 4 Line Priority Encoder 3.99 3.79 3.41 3.07
74LS148
DIP
16
8 to 3 Line Priority Encoder .99 .94 .85 .77
74LS151
DIP
16
1 of 8 Data Selector/Multiplexer .49 .47 .42 .38
74LS151D
Surface Mount
16
1 of 8 Data Selector/Multiplexer .49 .47 .42 .38
74LS153
DIP
16
Dual 4 to 1 Data Selector/Multiplexer .49 .47 .42 .38
74LS153D
Surface Mount
16
Dual 4 to 1 Data Selector/Multiplexer .49 .47 .42 .38
74LS154
DIP
24
4 to 16 Line Decoder/Demultiplexer 3.99 3.79 3.41 3.07
74LS155
DIP
16
Dual 2 to 4 Decoder/Demultiplexer .69 .66 .59 .53
74LS156
DIP
16
Dual 2 to 4 Decoder/Demultiplexer (O.C.) .49 .47 .42 .38
74LS157
DIP
16
Quad 2 to 1 Line Data Selector .45 .43 .39 .35
74LS157D
Surface Mount
16
Quad 2 to 1 Line Data Selector .45 .43 .39 .35
74LS158
DIP
16
Quad 2 to 1 Multiplexer (Inverted Output) .45 .43 .39 .35
74LS160
DIP
16
4 Bit Decade Counter with Direct Clear 1.49 1.42 1.28 1.15
74LS161
DIP
16
Synchronous 4 Bit Binary Counter .45 .43 .39 .35
74LS162
DIP
16
Synchronous 4 Bit Decade Counter .59 .56 .50 .45
74LS163
DIP
16
Synchronous 4 Bit Binary Counter .49 .47 .42 .38
74LS163D
Surface Mount
16
Synchronous 4 Bit Binary Counter .49 .47 .42 .38
74LS164
DIP
14
8 Bit Serial Shift Register .49 .47 .42 .38
74LS165
DIP
16
8 Bit Shift Register (Parallel Load) .55 .52 .47 .42
74LS166
DIP
16
8 Bit Shift Register .69 .66 .59 .53
74LS166D
Surface Mount
16
8 Bit Shift Register .69 .66 .59 .53
74LS168*
DIP
16
Synchronous Up/Down Decade Counter 1.99 1.89 1.70 1.53
74LS169
DIP
16
Synchronous Up/Down Binary Counter .79 .75 .68 .61
74LS170
DIP
16
4 by 4 Register File .69 .66 .59 .53
74LS173
DIP
16
4 Bit D Type Register (Tri-State Output) .89 .85 .77 .69
74LS174
DIP
16
Hex D Type Flip Flop with Direct Clear .59 .56 .50 .45
74LS174D
Surface Mount
16
Hex D Type Flip Flop with Direct Clear .59 .56 .50 .45
74LS175
DIP
16
Quad D Type Flip Flop with Direct Clear .59 .56 .50 .45
74LS175D
Surface Mount
16
Quad D Type Flip Flop with Direct Clear .59 .56 .50 .45
74LS181
DIP
24
Arithmetic Logic Unit/Function Generator 3.49 3.32 2.99 2.69
74LS189*
DIP
16
16 x 4 RAM (Tri-State Output) 3.49 3.32 2.99 2.99
74LS190
DIP
16
Synchronous Up/Down Decade Counter 2.79 2.65 2.39 2.15
74LS191
DIP
16
Synchronous Up/Down Binary Counter .69 .66 .59 .53
74LS191D
Surface Mount
16
Synchronous Up/Down Binary Counter .69 .66 .59 .53
74LS192
DIP
16
Synchronous Up/Down Binary Counter 2.99 2.84 2.56 2.30
74LS193
DIP
16
Synchronous Up/Down Binary Counter .69 .66 .59 .53
74LS194
DIP
16
4 Bit Bi-Directional Shift Register .79 .75 .68 .61
74LS195
DIP
16
4 Bit Parallel Access Shift Register 1.49 1.42 1.28 1.15
74LS196
DIP
14
Presettable Decade/Biquinary Counter .79 .75 .68 .61
74LS197
DIP
14
Presettable Binary Counter/Latch .79 .75 .68 .61
74LS221
DIP
16
Dual Monostable Multivibrator .79 .75 .68 .61
74LS240
DIP
20
Octal Inverting Bus/Line Driver .49 .47 .42 .38
74LS240D
Surface Mount
20
Octal Inverting Bus/Line Driver .49 .47 .42 .38
74LS241
DIP
20
Octal Bus/Line Driver .59 .56 .50 .45
74LS242
DIP
14
Quad Bus Transceiver .59 .56 .50 .45
74LS243
DIP
14
Quad Receiver (Tri-State Output) .69 .66 .59 .53
74LS244
DIP
20
Octal Driver (Tri-State Output) .55 .52 .47 .42
74LS244D
Surface Mount
20
Octal Driver (Tri-State Output) .55 .52 .47 .42
74LS245
DIP
20
Octal Bus Transceiver .55 .52 .47 .42
74LS245D
Surface Mount
20
Octal Bus Transceiver .55 .52 .47 .42
74LS247
DIP
16
BCD to 7 Seg. Decoder/Driver (O.C.- 15v) 1.09 1.04 .94 .85
74LS248
DIP
16
BCD to 7 Segment Decoder/Driver 1.99 1.89 1.70 1.53
74LS249
DIP
16
BCD to 7 Segment Decoder/Driver (O.C.) 2.49 2.37 2.13 1.92
74LS251
DIP
16
Data Selector/Multiplexer (Tri-State Output) .59 .56 .50 .45
74LS251D
Surface Mount
16
Data Selector/Multiplexer (Tri-State Output) .59 .56 .50 .45
74LS253
DIP
16
Dual 4 Input Multiplexer (Tri-State Output) .49 .47 .42 .38
74LS257
DIP
16
Quad 2 Input Multiplexer (Tri-State Output) .59 .56 .50 .45
74LS258
DIP
16
Quad 2 to 1 Multiplexer .49 .47 .42 .38
74LS259
DIP
16
8 Bit Addressable Latch .79 .75 .68 .61
74LS260
DIP
14
Dual 5 Input NOR Gate .49 .47 .42 .38
74LS261*
DIP
16
2 Bit x 4 Bit Parallel Binary Multiplier 3.99 3.79 3.41 3.41
74LS266
DIP
14
Quad 2 Input Exclusive/NOR Gate (O.C.) .69 .66 .59 .53
74LS273
DIP
20
Octal D Type Flip Flop .55 .52 .47 .42
74LS273D
Surface Mount
20
Octal D Type Flip Flop .55 .52 .47 .42
74LS275*
DIP
16
7 Bit Slice (Wallace Tree) 6.99 6.64 5.98 5.90
74LS279
DIP
16
Quad S-R Latch .79 .75 .68 .61
74LS280
DIP
14
9 Bit Odd/Even Parity Generator/Checker .59 .56 .50 .45
74LS283
DIP
16
4 Bit Binary Full Adder .99 .94 .85 .77
74LS283D
Surface Mount
16
4 Bit Binary Full Adder .99 .94 .85 .77
74LS289*
DIP
16
64 Bit RAM (Open Collector) 4.99 4.74 4.27 3.84
74LS290
DIP
14
Decade Counter .79 .75 .68 .61
74LS293
DIP
14
4 Bit Binary Counter 1.09 1.04 .94 .85
74LS295*
DIP
14
4 Bit Bi-Directional Shift Register 2.49 2.37 2.13 1.92
74LS298
DIP
16
Quad 2 Input Multiplexer with Storage .79 .75 .68 .61
74LS299
DIP
20
8 Bit Universal Shift/Storage Register 1.09 1.04 .94 .85
74LS322
DIP
20
8 Bit Shift Register 1.99 1.89 1.70 1.53
74LS323
DIP
20
8 Bit Bi-Directional Shift/Storage Register 1.99 1.89 1.70 1.53
74LS347*
DIP
16
BCD to 7 Segment Decoder/Driver (O.C.-15v Out.) 2.99 2.84 2.56 2.56
74LS352*
DIP
16
Dual 4 to 1 Data Selector/Multiplexer (Inverted) 2.49 2.37 2.13 1.92
74LS353*
DIP
16
Dual 4 to 1 Data Selector/Multiplexer (Inv.-T.S.) 2.49 2.37 2.13 1.92
74LS357*
DIP
20
8 Input Multiplexer/Data Selector/Register (O.C.) 2.49 2.37 2.13 1.92
74LS363*
DIP
20
8 Bit D Type Transparent Latch (T.S.) 2.49 2.37 2.13 1.92
74LS364*
DIP
20
Octal D Type Transparent Latch 2.49 2.37 2.13 1.92
74LS365
DIP
16
Hex Bus Driver (Tri-State Output) .39 .37 .33 .30
74LS366
DIP
16
Hex Bus Driver (Inverted Tri-State Output) .39 .37 .33 .30
74LS367
DIP
16
Hex Bus Driver (Tri-State Output) .79 .75 .68 .61
74LS368
DIP
16
Hex Bus Driver (Inverted Tri-State Output) .79 .75 .68 .61
74LS368D
Surface Mount
16
Hex Bus Driver (Inverted Tri-State Output) .79 .75 .68 .61
74LS373
DIP
20
Octal D Type Latch (Tri-State Output) .49 .47 .42 .38
74LS373D
Surface Mount
20
Octal D Type Latch (Tri-State Output) .49 .47 .42 .38
74LS374
DIP
20
Octal D Type Flip Flop (Tri-State Output) .49 .47 .42 .38
74LS374D
Surface Mount
20
Octal D Type Flip Flop (Tri-State Output) .49 .47 .42 .38
74LS375
DIP
16
4 Bit Bi-Stable Latch .79 .75 .68 .61
74LS377
DIP
20
Octal D Type Flip Flop .79 .75 .68 .61
74LS378*
DIP
16
Hex D Type Flip Flop 1.99 1.89 1.70 1.53
74LS379*
DIP
16
Quad D Type Flip Flop 1.99 1.89 1.70 1.53
74LS384*
DIP
16
8 Bit Serial/Parallel Comp. Multiplier .99 .94 .85 .77
74LS385*
DIP
16
Quad Serial Adder/Subtracter 3.99 3.79 3.41 3.30
74LS386*
DIP
14
Quad 2 Input Exclusive/OR Gate .49 .47 .42 .38
74LS390
DIP
16
Dual Decade Counter .79 .75 .68 .61
74LS393
DIP
14
Dual 4 Bit Binary Counter .69 .66 .59 .53
74LS393D
Surface Mount
14
Dual 4 Bit Binary Counter .69 .66 .59 .53
74LS395
DIP
16
4 Bit Universal Shift Register (T.S.) .49 .47 .42 .38
74LS399*
DIP
16
Quad 2 Input Multiplexer with Storage .99 .94 .85 .77
74LS424*
DIP
16
Clock Generator/Driver 3.49 3.32 2.99 2.85
74LS447*
DIP
16
BCD to 7 Segment Decoder/Driver O.C.) 3.49 3.32 2.99 2.85
74LS467*
DIP
20
Octal Buffer (Tri-State Output) 3.49 3.32 2.99 2.85
74LS471*
DIP
20
256 x 8 Bi-Polar Prom (Tri-State Output) 11.99 11.39 10.25 10.05
74LS490*
DIP
16
Dual Decade Counter 9.99 9.49 8.54 8.54
74LS534*
DIP
20
Octal D Type Flip Flop (Tri-State Output) .99 .94 .85 .77
74LS540
DIP
20
Octal Buffer/Line Driver (Tri-State Output) .89 .85 .77 .69
74LS541
DIP
20
Octal Buffer/Line Driver (Tri-State Output) .79 .75 .68 .61
74LS573
DIP
20
Octal D Type Latch (Tri-State Output) 2.49 2.37 2.13 1.92
74LS574
DIP
20
Octal D Type Flip Flop (Tri-State Output) 2.49 2.37 2.13 1.92
74LS590
DIP
16
8 Bit Binary Counter (Tri-State Output) 3.99 3.79 3.41 3.41
74LS595
DIP
16
8 Bit Serial to Parallel Shift Register (Tri-State Output) 3.99 3.79 3.41 3.41
74LS612*
DIP
40
Memory Mapper 4.99 4.74 4.27 4.27
74LS620*
DIP
20
Octal Bus Transceiver 3.49 3.32 2.99 2.85
74LS624*
DIP
14
Voltage Controlled Oscillator 1.99 1.89 1.70 1.53
74LS629*
DIP
16
Dual Voltage Controlled Oscillator 3.99 3.79 3.41 3.07
74LS639*
DIP
20
Octal Bus Transceiver 4.99 4.74 4.27 4.10
74LS640
DIP
20
Octal Bus Transceiver (Inverted-T.S.) .79 .75 .68 .61
74LS640D
Surface Mount
20
Octal Bus Transceiver (Inverted-T.S.) .79 .75 .68 .61
74LS641*
DIP
20
Octal Bus Transceiver 1.99 1.89 1.70 1.53
74LS645
DIP
20
Octal Bus Transceiver Tri-State Output) 1.29 1.23 1.11 1.11
74LS646
DIP
S-24
Octal Bus Transceiver 2.99 2.84 2.56 2.30
74LS668*
DIP
16
Synchronous 4 Bit Up/Down Counter 1.99 1.89 1.70 1.53
74LS669*
DIP
16
Synchronous 4 Bit Up/Down Counter 1.99 1.89 1.70 1.53
74LS670
DIP
16
4 x 4 Register File (Tri-State Output) .79 .75 .68 .61
74LS674*
DIP
24
16 Bit Shift Register 19.99 18.99 17.09 17.09
74LS682*
DIP
20
8 Bit Magnitude Comparator 1.49 1.42 1.28 1.15
74LS683*
DIP
20
8 Bit Magnitude Comparator (Open Collector) 1.79 1.70 1.53 1.45
74LS684*
DIP
20
8 Bit Magnitude Comparator 2.49 2.37 2.13 2.13
74LS685*
DIP
20
8 Bit Magnitude Comparator (Open Collector) 2.99 2.84 2.56 2.30
74LS688
DIP
20
8 Bit Magnitude Comparator 1.49 1.42 1.28 1.15
74LS689*
DIP
20
8 Bit Magnitude Comparator (Open Collector) 3.99 3.79 3.41 3.07
74LS962*
DIP
18
Dual Rank 8 Bit Shift Registers (T.S.) 2.99 2.84 2.56 2.30
81LS95
DIP
20
Octal Buffer (Tri-State Output) 2.99 2.84 2.56 2.30
81LS96
DIP
20
Octal Buffer (Inverting-Tri-State Output) 2.99 2.84 2.56 2.30
81LS97
DIP
20
Octal Buffer (Tri-State Output) 2.99 2.84 2.56 2.30
81LS98
DIP
20
Octal Buffer (Inverting-Tri-State Output) 2.99 2.84 2.56 2.30
25LS2569
DIP
20
Up/Down Binary Counter (T.S.) 2.49 2.37 2.13 1.92

* Discontinued by manufacturer - stock conditions may vary

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