| SN54LS640 | Texas Instruments | Octal Bus Transceivers |
| 5962-8416101VRA | Texas Instruments | Octal Bus Transceivers |
| 5962-8416101VSA | Texas Instruments | Octal Bus Transceivers |
| 84161012A | Texas Instruments | Octal Bus Transceivers |
| 8416101RA | Texas Instruments | Octal Bus Transceivers |
| 8416101SA | Texas Instruments | Octal Bus Transceivers |
| SN54LS640J | Texas Instruments | Octal Bus Transceivers |
| SNJ54LS640FK | Texas Instruments | Octal Bus Transceivers |
| SNJ54LS640J | Texas Instruments | Octal Bus Transceivers |
| SNJ54LS640W | Texas Instruments | Octal Bus Transceivers |
| SN54LS645 | Texas Instruments | Octal Bus Transceivers |
| SN54LS645J | Texas Instruments | Octal Bus Transceivers |
| SNJ54LS645FK | Texas Instruments | Octal Bus Transceivers |
| SNJ54LS645J | Texas Instruments | Octal Bus Transceivers |
| SNJ54LS645W | Texas Instruments | Octal Bus Transceivers |
| SN74LS640 | Texas Instruments | Octal bus transceivers |
| SN74LS640DW | Texas Instruments | Octal bus transceivers |
| SN74LS640DWR | Texas Instruments | Octal bus transceivers |
| SN74LS640N | Texas Instruments | Octal bus transceivers |
| SN74LS640N3 | Texas Instruments | Octal bus transceivers |
| SN74LS640NSR | Texas Instruments | Octal bus transceivers |
| SN74LS640-1DW | Texas Instruments | Octal bus transceivers |
| SN74LS640-1DWR | Texas Instruments | Octal bus transceivers |
| SN74LS640-1N | Texas Instruments | Octal bus transceivers |
| SN74LS640-1NSR | Texas Instruments | Octal bus transceivers |
| SN74LS641 | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS641-1DW | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS641-1DWR | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS641-1N | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS641-1N3 | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS641DW | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS641DWR | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS641N | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS641N3 | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS641NSR | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS642 | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS642-1DW | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS642-1N | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS642DW | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS642N | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS642NSR | Texas Instruments | Octal bus transceivers with open collector outputs |
| SN74LS645 | Texas Instruments | Octal bus transceivers |
| SN74LS645DW | Texas Instruments | Octal bus transceivers |
| SN74LS645DWR | Texas Instruments | Octal bus transceivers |
| SN74LS645N | Texas Instruments | Octal bus transceivers |
| SN74LS645N3 | Texas Instruments | Octal bus transceivers |
| SN74LS645NSR | Texas Instruments | Octal bus transceivers |
| SN74LS645-1DW | Texas Instruments | Octal bus transceivers |
| SN74LS645-1DWR | Texas Instruments | Octal bus transceivers |
| SN74LS645-1N | Texas Instruments | Octal bus transceivers |
| SN74LS645-1N3 | Texas Instruments | Octal bus transceivers |
| SN74LS645-1NSR | Texas Instruments | Octal bus transceivers |