| 430481 | DM74LS193M | Synchronous 4-Bit Binary Counter with Dual Clock | Fairchild Semiconductor |
| 430482 | DM74LS193M | 7 V, synchronous 4-bit up/down binary counter with dual clock | National Semiconductor |
| 430483 | DM74LS193MX | Synchronous 4-Bit Up/Down Binary Counter with Dual Clock | Fairchild Semiconductor |
| 430484 | DM74LS193N | Synchronous 4-Bit Binary Counter with Dual Clock | Fairchild Semiconductor |
| 430485 | DM74LS193N | 7 V, synchronous 4-bit up/down binary counter with dual clock | National Semiconductor |
| 430486 | DM74LS194 | 4-Bit Bidirectional Universal Shift Register | Fairchild Semiconductor |
| 430487 | DM74LS194A | 4-Bit Bidirectional Universal Shift Register | Fairchild Semiconductor |
| 430488 | DM74LS194A | 4-Bit Bidirectional Universal Shift Register | National Semiconductor |
| 430489 | DM74LS194AM | 4-Bit Bidirectional Universal Shift Register | Fairchild Semiconductor |
| 430490 | DM74LS194AM | 4-Bit Bidirectional Universal Shift Register | National Semiconductor |
| 430491 | DM74LS194AMX | 4-Bit Bidirectional Universal Shift Register | Fairchild Semiconductor |
| 430492 | DM74LS194AN | 4-Bit Bidirectional Universal Shift Register | Fairchild Semiconductor |
| 430493 | DM74LS194AN | 4-Bit Bidirectional Universal Shift Register | National Semiconductor |
| 430494 | DM74LS195A | 4-Bit Parallel Access Shift Register | National Semiconductor |
| 430495 | DM74LS195AM | 7 V, 4-bit parallel access shift register | National Semiconductor |
| 430496 | DM74LS195AN | 7 V, 4-bit parallel access shift register | National Semiconductor |
| 430497 | DM74LS196 | Presettable Decade Counter | National Semiconductor |
| 430498 | DM74LS196M | 7 V, presettable decade counter | National Semiconductor |
| 430499 | DM74LS196N | 7 V, presettable decade counter | National Semiconductor |
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| 430500 | DM74LS197 | Presettable Binary Counter | National Semiconductor |
| 430501 | DM74LS197M | 7 V, presettable binary counter | National Semiconductor |
| 430502 | DM74LS197N | 7 V, presettable binary counter | National Semiconductor |
| 430503 | DM74LS20 | Dual 4-Input NAND Gate | Fairchild Semiconductor |
| 430504 | DM74LS20 | Dual 4-Input NAND Gate | National Semiconductor |
| 430505 | DM74LS20M | Dual 4-Input NAND Gate | Fairchild Semiconductor |
| 430506 | DM74LS20M | Dual 4-Input NAND Gates | National Semiconductor |
| 430507 | DM74LS20N | Dual 4-Input NAND Gate | Fairchild Semiconductor |
| 430508 | DM74LS20N | Dual 4-Input NAND Gates | National Semiconductor |
| 430509 | DM74LS21 | Dual 4-Input AND Gate | National Semiconductor |
| 430510 | DM74LS22 | Dual 4-Input NAND Gate with Open Collector Outputs | National Semiconductor |
| 430511 | DM74LS221 | Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs | Fairchild Semiconductor |
| 430512 | DM74LS221 | Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs | National Semiconductor |
| 430513 | DM74LS221CW | Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs | Fairchild Semiconductor |
| 430514 | DM74LS221M | Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs | Fairchild Semiconductor |
| 430515 | DM74LS221M | 7 V, dual non-retriggerable one-shot with clear and complementary output | National Semiconductor |
| 430516 | DM74LS221MX | Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs | Fairchild Semiconductor |
| 430517 | DM74LS221N | Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs | Fairchild Semiconductor |
| 430518 | DM74LS221N | 7 V, dual non-retriggerable one-shot with clear and complementary output | National Semiconductor |
| 430519 | DM74LS221SJ | Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs | Fairchild Semiconductor |
| 430520 | DM74LS221SJX | Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs | Fairchild Semiconductor |
