| 54LS109 | National Semiconductor | |
| 54LS138 | National Semiconductor | 3-to-8 Line Decoder/Demultiplexer |
| 54LS139 | National Semiconductor | Dual 2-to-4 Line Decoder/Demultiplexer |
| 54LS151 | National Semiconductor | 1-of-8 Line Data Selector/Multiplexer with Complementary Outputs |
| 54LS153 | National Semiconductor | Dual 1-of-4 Line Data Selector/Multiplexer |
| 54LS157 | National Semiconductor | Quad 2-to-1 Line Data Selector/Multiplexer |
| 54LS158 | National Semiconductor | Quad 2-to-1 Line Data Selector/Multiplexer (Inverting) |
| 54LS164 | National Semiconductor | SERIAL - IN, PARALLEL - OUT SHIFT REGISTER |
| 54LS169 | National Semiconductor | Synchronous 4-Bit Up/Down Binary Counter |
| 54LS174 | National Semiconductor | Hex D Flip-Flop with Clear |
| 54LS175 | National Semiconductor | Quad D Flip-Flop with Clear and Complementary Outputs |
| 54LS193 | National Semiconductor | UP/DOWN BINARY COUNTER (with Separate Up/Down Clocks) |
| 54LS240 | National Semiconductor | OCTAL BUFFERS/LINE DRIVERS (with 3-state outputs) |
| 54LS244 | National Semiconductor | OCTAL BUFFERS/LINE DRIVERS (with 3-state outputs) |
| 54LS257 | National Semiconductor | Quad TRI-STATE 2-to-1 Line Data Selector/Multiplexer |
| 54LS273 | National Semiconductor | 8 - BIT REGISTER (with Clear) [Life-time buy] |
| 54LS279 | National Semiconductor | Quad S-R Latch |
| 54LS30 | National Semiconductor | 8-Input NAND Gate |
| 54LS32 | National Semiconductor | Quad 2-Input OR Gate |
| 54LS365 | National Semiconductor | Hex TRI-STATE Buffer/Bus Driver |