| Manufacturer | Part Number | Description |
|---|---|---|
Texas Instruments
| SN74LS04 | Hex Inverters |
| SN74LS04 | Hex Inverter | |
| SN74LS04N | Hex Inverter | |
Texas Instruments
| SN74LS04N | Hex Inverters |
| SN74LS04D | Hex Inverter | |
Motorola Semiconductor (now NXP Semiconductors)
| SN74LS04 | HEX INVERTER |