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No.	Part #	Manufacture	Description
1	DM74LS00	Fairchild Semiconductor	Quad 2-Input NAND Gate
2	DM74LS00	National Semiconductor	Quad 2-Input NAND Gates
3	DM74LS02	Fairchild Semiconductor	Quad 2-Input NOR Gate
4	DM74LS02	National Semiconductor	Quad 2-Input NOR Gates
5	DM74LS03	Fairchild Semiconductor	Quad 2-Input NAND Gates
6	DM74LS03	National Semiconductor	Quad 2-Input NAND Gates
7	DM74LS04	Fairchild Semiconductor	Hex Inverting Gates
8	DM74LS04	National Semiconductor	Hex Inverting Gates
9	DM74LS05	Fairchild Semiconductor	Hex Inverters
10	DM74LS08	Fairchild Semiconductor	Quad 2-Input AND Gates
11	DM74LS08	National Semiconductor	Quad 2-Input AND Gates
12	DM74LS09	Fairchild Semiconductor	Quad 2-Input AND Gates
13	DM74LS10	Fairchild Semiconductor	Triple 3-Input NAND Gate
14	DM74LS10	National Semiconductor	Triple 3-Input NAND Gates
15	DM74LS107A	National Semiconductor	Dual Negative-Edge- Triggered Master-Slave J-K Flip-Flops
16	DM74LS109A	Fairchild Semiconductor	Dual Positive-Edge-Triggered J-K Flip-Flop
17	DM74LS109A	National Semiconductor	Dual Positive-Edge-Triggered J-K Flip-Flops
18	DM74LS11	Fairchild Semiconductor	Triple 3-Input AND Gate
19	DM74LS11	National Semiconductor	Triple 3-Input AND Gates
20	DM74LS112A	Fairchild Semiconductor	Dual Negative-Edge-Triggered Master-Slave J-K Flip-Flop
21	DM74LS112A	National Semiconductor	NEGATIVE-EDGE-TRIGERED MASTER-SLAVE J-K FLIP-FLOPS
22	DM74LS123	Fairchild Semiconductor	Dual Retriggerable One-Shot
23	DM74LS125A	Fairchild Semiconductor	Quad 3-STATE Buffer
24	DM74LS125A	National Semiconductor	Quad TRI-STATE Buffers
25	DM74LS126A	Fairchild Semiconductor	Quad 3-STATE Buffer
26	DM74LS132	Fairchild Semiconductor	Quad 2-Input NAND Gate
27	DM74LS132	National Semiconductor	NAND Gates
28	DM74LS136	Fairchild Semiconductor	Quad 2-Input Exclusive-OR Gate
29	DM74LS138	Fairchild Semiconductor	Decoder/Demultiplexer
30	DM74LS138	National Semiconductor	Decoders/Demultiplexers
31	DM74LS139	Fairchild Semiconductor	Decoder/Demultiplexer
32	DM74LS139	National Semiconductor	Decoders/Demultiplexers
33	DM74LS14	Fairchild Semiconductor	Hex Inverter
34	DM74LS14	National Semiconductor	HEX Inverters
35	DM74LS151	Fairchild Semiconductor	1-of-8 Line Data Selector/Multiplexer
36	DM74LS151	National Semiconductor	Data Selector/Multiplexer
37	DM74LS153	Fairchild Semiconductor	Dual 1-of-4 Line Data Selectors/Multiplexers
38	DM74LS153	National Semiconductor	Dual 4-Line to 1-Line Data Selectors/Multiplexers
39	DM74LS154	Fairchild Semiconductor	4-Line to 16-Line Decoder/Demultiplexer
40	DM74LS154	National Semiconductor	4-Line to 16-Line Decoders/Demultiplexers
41	DM74LS155	Fairchild Semiconductor	Dual 2-Line to 4-Line Decoders/Demultiplexers
42	DM74LS155	National Semiconductor	Dual 2-Line to 4-Line Decoders/Demultiplexers
43	DM74LS156	National Semiconductor	Dual 2-Line to 4-Line Decoders/Demultiplexers
44	DM74LS156	Fairchild Semiconductor	Dual 2-Line to 4-Line Decoders/Demultiplexers
45	DM74LS157	Fairchild Semiconductor	Quad 2-Line to 1-Line Data Selectors/Multiplexers
46	DM74LS157	National Semiconductor	Quad 2-Line to 1-Line Data Selectors/Multiplexers
47	DM74LS158	National Semiconductor	Quad 2-Line to 1-Line Data Selectors/Multiplexers
48	DM74LS158	Fairchild Semiconductor	Quad 2-Line to 1-Line Data Selectors/Multiplexers
49	DM74LS161A	Fairchild Semiconductor	Synchronous 4-Bit Binary Counters
50	DM74LS161A	National Semiconductor	Synchronous 4-Bit Binary Counters
51	DM74LS163A	Fairchild Semiconductor	Synchronous 4-Bit Binary Counters
52	DM74LS163A	National Semiconductor	Synchronous 4-Bit Binary Counters
53	DM74LS164	National Semiconductor	8-Bit Serial In/Parallel Out Shift Registers
54	DM74LS164	Fairchild Semiconductor	8-Bit Serial In/Parallel Out Shift Register
55	DM74LS165	Fairchild Semiconductor	8-Bit Parallel In/Serial Output Shift Registers
56	DM74LS166	Fairchild Semiconductor	8-Bit Parallel-In/Serial-Out Shift Register
57	DM74LS166	National Semiconductor	8-Bit Parallel-In/Serial-Out Shift Registers
58	DM74LS169A	Fairchild Semiconductor	Synchronous 4-Bit Up/Down Binary Counter
59	DM74LS169A	National Semiconductor	Synchronous 4-Bit Up/Down Binary Counter
60	DM74LS173A	National Semiconductor	4-Bit D-Type Register
61	DM74LS174	Fairchild Semiconductor	Hex/Quad D-Type Flip-Flops
62	DM74LS174	National Semiconductor	Hex/Quad D Flip-Flops
63	DM74LS175	National Semiconductor	Hex/Quad D Flip-Flops
64	DM74LS175	Fairchild Semiconductor	Hex/Quad D-Type Flip-Flops
65	DM74LS190	National Semiconductor	Synchronous 4-Bit Up/Down Counters
66	DM74LS191	National Semiconductor	Synchronous 4-Bit Up/Down Counters
67	DM74LS191	Fairchild Semiconductor	Synchronous 4-Bit Up/Down Counter
68	DM74LS192	National Semiconductor	Up/Down Decade Counter
69	DM74LS193	Fairchild Semiconductor	Synchronous 4-Bit Binary Counter
70	DM74LS194A	National Semiconductor	4-Bit Bidirectional Universal Shift Register
71	DM74LS194A	Fairchild Semiconductor	4-Bit Bidirectional Universal Shift Register
72	DM74LS196	National Semiconductor	PRESETTABLE DECADE COUNTER
73	DM74LS197	National Semiconductor	Presettable Binary Counters
74	DM74LS20	National Semiconductor	Dual 4-Input NAND Gates
75	DM74LS20	Fairchild Semiconductor	Dual 4-Input NAND Gate
76	DM74LS21	National Semiconductor	Dual 4-Input AND Gates
77	DM74LS22	National Semiconductor	Dual 4-Input NAND Gates
78	DM74LS221	National Semiconductor	Dual Non-Retriggerable One-Shot
79	DM74LS221	Fairchild Semiconductor	Dual Non-Retriggerable One-Shot
80	DM74LS240	National Semiconductor	Octal TRI-STATE Buffers/Line Drivers/Line Receivers
81	DM74LS240	Fairchild Semiconductor	Octal 3-STATE Buffer/Line Driver/Line Receiver
82	DM74LS241	National Semiconductor	Octal TRI-STATE Buffers/Line Drivers/Line Receivers
83	DM74LS241	Fairchild Semiconductor	Octal 3-STATE Buffer/Line Driver/Line Receiver
84	DM74LS243	Fairchild Semiconductor	Quadruple Bus Transceiver
85	DM74LS244	National Semiconductor	Octal TRI-STATEE Buffers/Line Drivers/Line Receivers
86	DM74LS244	Fairchild Semiconductor	Octal 3-STATE Buffer/Line Driver/Line Receiver
87	DM74LS245	National Semiconductor	TRI-STATE Octal Bus Transceiver
88	DM74LS245	Fairchild Semiconductor	3-STATE Octal Bus Transceiver
89	DM74LS247	Fairchild Semiconductor	BCD to 7-Segment Decoder/Driver
90	DM74LS247	National Semiconductor	BCD to 7-Segment Decoder/Driver
91	DM74LS251	National Semiconductor	TRI-STATE Data Selectors/Multiplexers
92	DM74LS251	Fairchild Semiconductor	3-STATE 1-of-8 Line Data Selector/Multiplexer
93	DM74LS253	National Semiconductor	TRI-STATE Data Selectors/Multiplexers
94	DM74LS253	Fairchild Semiconductor	3-STATE Data Selector/Multiplexer
95	DM74LS256	National Semiconductor	Dual 4-Bit Addressable Latch
96	DM74LS257	National Semiconductor	TRI-STATE Quad 2-Data Selectors/Multiplexers
97	DM74LS257B	National Semiconductor	TRI-STATE Quad 2-Data Selectors/Multiplexers
98	DM74LS257B	Fairchild Semiconductor	3-STATE Quad 2-Data Selectors/Multiplexers
99	DM74LS258	National Semiconductor	TRI-STATE Quad 2-Data Selectors/Multiplexers
100	DM74LS258B	National Semiconductor	TRI-STATE Quad 2-Data Selectors/Multiplexers
101	DM74LS259	National Semiconductor	8-Bit Addressable Latches
102	DM74LS259	Fairchild Semiconductor	8-Bit Addressable Latch
103	DM74LS26	Fairchild Semiconductor	Quad 2-Input NAND Gate
104	DM74LS260	National Semiconductor	Dual 5-Input NOR Gate
105	DM74LS265A	National Semiconductor	Hex TRI-STATE Buffers
106	DM74LS266	National Semiconductor	QUAD 2-INPUT EXCLUSIVE-NOR GATE
107	DM74LS266	Fairchild Semiconductor	Quad 2-Input Exclusive-NOR Gate
108	DM74LS27	Fairchild Semiconductor	Triple 3-Input NOR Gate
109	DM74LS273	National Semiconductor	8-BIT REGISTER
110	DM74LS273	Fairchild Semiconductor	8-Bit Register
111	DM74LS279	National Semiconductor	Quad S-R Latches
112	DM74LS279	Fairchild Semiconductor	Quad S-R Latch
113	DM74LS28	Fairchild Semiconductor	Quad 2-Input NOR Buffer
114	DM74LS283	National Semiconductor	4-Bit Binary Adders
115	DM74LS283	Fairchild Semiconductor	4-Bit Binary Adder
116	DM74LS298	Fairchild Semiconductor	Quad 2-Port Register Multiplexer
117	DM74LS299	Fairchild Semiconductor	8-Input Universal Shift/Storage Register
118	DM74LS30	National Semiconductor	8-Input NAND Gate
119	DM74LS30	Fairchild Semiconductor	8-Input NAND Gate
120	DM74LS32	Fairchild Semiconductor	Quad 2-Input OR Gate
121	DM74LS32	National Semiconductor	Quad 2-Input OR Gates
122	DM74LS323	National Semiconductor	8-Bit Universal Shift Storage Register
123	DM74LS347	National	BCD To 7 Segment Decoder / Driver
124	DM74LS365A	National Semiconductor	Hex TRI-STATE Buffers
125	DM74LS365A	Fairchild Semiconductor	Hex 3-STATE Buffer/Bus Driver
126	DM74LS367A	Fairchild Semiconductor	Hex 3-STATE Buffer/Bus Driver
127	DM74LS367A	National Semiconductor	Hex TRI-STATE Buffers
128	DM74LS368A	National Semiconductor	Hex TRI-STATE Inverting Buffers
129	DM74LS373	National Semiconductor	Octal D-Type Transparent Latches and Edge-Triggered Flip-Flops
130	DM74LS373	Fairchild Semiconductor	Octal D-Type Transparent Latches and Edge-Triggered Flip-Flops
131	DM74LS374	National Semiconductor	Octal D-Type Transparent Latches and Edge-Triggered Flip-Flops
132	DM74LS374	Fairchild Semiconductor	Octal D-Type Transparent Latches and Edge-Triggered Flip-Flops
133	DM74LS375	National Semiconductor	4-Bit Latch
134	DM74LS377	National Semiconductor	Octal D Flip-Flop
135	DM74LS377	Fairchild Semiconductor	Octal D-Type Flip-Flop
136	DM74LS379	National Semiconductor	Quad Parallel Register
137	DM74LS390	Fairchild Semiconductor	Dual 4-Bit Decade Counter
138	DM74LS393	National Semiconductor	Dual 4-Bit Binary Counter
139	DM74LS393	Fairchild Semiconductor	Dual 4-Bit Binary Counter
140	DM74LS395	National Semiconductor	4-Bit Shift Register
141	DM74LS40	National Semiconductor	Dual 4-Input NAND Buffer
142	DM74LS42	National Semiconductor	Decimal Decoders
143	DM74LS447	National Semiconductor	BCD to 7-Segment Decoder/Driver
144	DM74LS450	National Semiconductor	16:1 Multiplexer
145	DM74LS451	National Semiconductor	DM54LS451/DM74LS451 DUAL 8:1 Multiplexer
146	DM74LS460	National Semiconductor	10-Bit Comparator
147	DM74LS461	National Semiconductor	Octal Counter
148	DM74LS465	National Semiconductor	(DM74LS465 - DM74LS468) TRI-STATE Octal Buffer
149	DM74LS466	National Semiconductor	(DM74LS465 - DM74LS468) TRI-STATE Octal Buffer
150	DM74LS467	National Semiconductor	(DM74LS465 - DM74LS468) TRI-STATE Octal Buffer

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