| 409161 | DM74S257N | 3-STATE Quad 1-of-2 Data Selector/Multiplexer | Fairchild Semiconductor |
| 409162 | DM74S257N | 3-STATE Quad 1-of-2 Data Selector/Multiplexer | Fairchild Semiconductor |
| 409163 | DM74S257N | 7 V, TRI-STATE quad 1 of 2 data selector/multiplexer | National Semiconductor |
| 409164 | DM74S258 | Quad TRI-STATE 2-to-1 Line Data Selector/Multiplexer (Inverting) | National Semiconductor |
| 409165 | DM74S258N | 7 V, TRI-STATE quad 1 of 2 data selector/multiplexer | National Semiconductor |
| 409166 | DM74S280 | 9-Bit Parity Generator/Checker | Fairchild Semiconductor |
| 409167 | DM74S280 | 9-Bit Parity Generator/Checker | National Semiconductor |
| 409168 | DM74S280M | 9-Bit Parity Generator/Checker | Fairchild Semiconductor |
| 409169 | DM74S280M | 7 V, 9-bit parity generator/checker | National Semiconductor |
| 409170 | DM74S280N | 9-Bit Parity Generator/Checker | Fairchild Semiconductor |
| 409171 | DM74S280N | 7 V, 9-bit parity generator/checker | National Semiconductor |
| 409172 | DM74S283 | 4-Bit Binary Adder with Fast Carry | Fairchild Semiconductor |
| 409173 | DM74S283 | 4-Bit Binary Adder with Fast Carry | National Semiconductor |
| 409174 | DM74S283N | 4-Bit Binary Adder with Fast Carry | Fairchild Semiconductor |
| 409175 | DM74S283N | 7 V, 4-bit binary adder with fast carry | National Semiconductor |
| 409176 | DM74S287AJ | 30 ns, (256 x 4) 1024-bit TTL PROM | National Semiconductor |
| 409177 | DM74S287AN | 30 ns, (256 x 4) 1024-bit TTL PROM | National Semiconductor |
| 409178 | DM74S287AV | 30 ns, (256 x 4) 1024-bit TTL PROM | National Semiconductor |
| 409179 | DM74S287J | 50 ns, (256 x 4) 1024-bit TTL PROM | National Semiconductor |
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| 409180 | DM74S287N | 50 ns, (256 x 4) 1024-bit TTL PROM | National Semiconductor |
| 409181 | DM74S287V | 50 ns, (256 x 4) 1024-bit TTL PROM | National Semiconductor |
| 409182 | DM74S288 | 256-BIT TTL PROM | National Semiconductor |
| 409183 | DM74S288AJ | 256-BIT TTL PROM | National Semiconductor |
| 409184 | DM74S288AN | 256-BIT TTL PROM | National Semiconductor |
| 409185 | DM74S288AV | 256-BIT TTL PROM | National Semiconductor |
| 409186 | DM74S288J | 256-BIT TTL PROM | National Semiconductor |
| 409187 | DM74S288N | 256-BIT TTL PROM | National Semiconductor |
| 409188 | DM74S288N | 256-BIT TTL PROM | National Semiconductor |
| 409189 | DM74S288V | 256-BIT TTL PROM | National Semiconductor |
| 409190 | DM74S289J | 4.75 V to 5.25 V, 64-bit (16 x 4) open-collector RAM TRI-STATE RAM | National Semiconductor |
| 409191 | DM74S289N | 4.75 V to 5.25 V, 64-bit (16 x 4) open-collector RAM TRI-STATE RAM | National Semiconductor |
| 409192 | DM74S299 | 3-STATE 8-Bit Universal Shift/Storage Register | Fairchild Semiconductor |
| 409193 | DM74S299 | TRI-STATE 8-Bit Universal Shift/Storage Register | National Semiconductor |
| 409194 | DM74S299N | 3-STATE 8-Bit Universal Shift/Storage Register | Fairchild Semiconductor |
| 409195 | DM74S299N | 7 V, TRI-STATE 8-bit universal shift/storage register | National Semiconductor |
| 409196 | DM74S30 | 8-Input NAND Gate | Fairchild Semiconductor |
| 409197 | DM74S30 | 8-Input NAND Gate | National Semiconductor |
| 409198 | DM74S30N | 8-Input NAND Gate | Fairchild Semiconductor |
| 409199 | DM74S32 | Quad 2-Input OR Gate | Fairchild Semiconductor |
| 409200 | DM74S32 | Quad 2-Input OR Gate | National Semiconductor |
