| 448241 | DM74LS163AJ | Synchronous 4-Bit Binary Counters | National Semiconductor |
| 448242 | DM74LS163AM | Synchronous 4-Bit Binary Counters | Fairchild Semiconductor |
| 448243 | DM74LS163AM | Synchronous 4-Bit Binary Counters | National Semiconductor |
| 448244 | DM74LS163AMX | Synchronous 4-Bit Binary Counter with Synchronous Clear | Fairchild Semiconductor |
| 448245 | DM74LS163AN | Synchronous 4-Bit Binary Counters | Fairchild Semiconductor |
| 448246 | DM74LS163AN | Synchronous 4-Bit Binary Counters | National Semiconductor |
| 448247 | DM74LS163AW | Synchronous 4-Bit Binary Counters | National Semiconductor |
| 448248 | DM74LS164 | 8-Bit Serial In/Parallel Out Shift Register | Fairchild Semiconductor |
| 448249 | DM74LS164 | 8-Bit Serial In/Parallel Out Shift Register with Asynchronous Clear | National Semiconductor |
| 448250 | DM74LS164CW | 8-Bit Serial In/Parallel Out Shift Register with Asynchronous Clear | Fairchild Semiconductor |
| 448251 | DM74LS164M | 8-Bit Serial In/Parallel Out Shift Register | Fairchild Semiconductor |
| 448252 | DM74LS164M | 8-Bit Serial In/Parallel Out Shift Registers | National Semiconductor |
| 448253 | DM74LS164MX | 8-Bit Serial In/Parallel Out Shift Register with Asynchronous Clear | Fairchild Semiconductor |
| 448254 | DM74LS164N | 8-Bit Serial In/Parallel Out Shift Register | Fairchild Semiconductor |
| 448255 | DM74LS164N | 8-Bit Serial In/Parallel Out Shift Registers | National Semiconductor |
| 448256 | DM74LS165 | 8-Bit Parallel In/Serial Output Shift Registers | Fairchild Semiconductor |
| 448257 | DM74LS165 | 8-Bit Parallel In/Serial Out Shift Register with Complementary Outputs | National Semiconductor |
| 448258 | DM74LS165CW | 8-Bit Parallel In/Serial Out Shift Register | Fairchild Semiconductor |
| 448259 | DM74LS165M | 8-Bit Parallel In/Serial Output Shift Registers | Fairchild Semiconductor |
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| 448260 | DM74LS165MX | 8-Bit Parallel In/Serial Out Shift Register | Fairchild Semiconductor |
| 448261 | DM74LS165N | 8-Bit Parallel In/Serial Output Shift Registers | Fairchild Semiconductor |
| 448262 | DM74LS165N | 8-Bit Parallel In/Serial Output Shift Registers | National Semiconductor |
| 448263 | DM74LS165WM | 8-Bit Parallel In/Serial Output Shift Registers | Fairchild Semiconductor |
| 448264 | DM74LS165WM | 8-Bit Parallel In/Serial Output Shift Registers | National Semiconductor |
| 448265 | DM74LS165WMX | 8-Bit Parallel In/Serial Out Shift Register | Fairchild Semiconductor |
| 448266 | DM74LS166 | 8-Bit Parallel-In/Serial-Out Shift Register | Fairchild Semiconductor |
| 448267 | DM74LS166 | 8-Bit Parallel or Serial In/Serial Out Shift Register | National Semiconductor |
| 448268 | DM74LS166M | 8-Bit Parallel-In/Serial-Out Shift Register | Fairchild Semiconductor |
| 448269 | DM74LS166M | 8-Bit Parallel-In/Serial-Out Shift Register | Fairchild Semiconductor |
| 448270 | DM74LS166MX | 8-Bit Parallel-In/Serial-Out Shift Register | Fairchild Semiconductor |
| 448271 | DM74LS166N | 8-Bit Parallel-In/Serial-Out Shift Register | Fairchild Semiconductor |
| 448272 | DM74LS166N | 7 V, 8-bit parallel in/serial output shift register | National Semiconductor |
| 448273 | DM74LS166WM | 8-Bit Parallel-In/Serial-Out Shift Register | Fairchild Semiconductor |
| 448274 | DM74LS166WM | 7 V, 8-bit parallel in/serial output shift register | National Semiconductor |
| 448275 | DM74LS166WMX | 8-Bit Parallel-In/Serial-Out Shift Register | Fairchild Semiconductor |
| 448276 | DM74LS169 | Synchronous 4-Bit Up/Down Binary Counter | Fairchild Semiconductor |
| 448277 | DM74LS169A | Synchronous 4-Bit Up/Down Binary Counter | Fairchild Semiconductor |
| 448278 | DM74LS169A | Synchronous 4-Bit Up/Down Binary Counter | National Semiconductor |
| 448279 | DM74LS169ACW | Synchronous 4-Bit Up/Down Binary Counter | Fairchild Semiconductor |
| 448280 | DM74LS169AM | Synchronous 4-Bit Up/Down Binary Counter | Fairchild Semiconductor |
