SN74F240DBR и другие
| Компонент | Описание | Производитель | |
| N74F240DB | Octal inverter buffer 3-State |
NXP Semiconductors |
 |
| SN74F240DB | OCTAL BUFFERS/DRIVERS WITH 3-STATE OUTPUTS |
Texas Instruments |
|
| SN74F240DBLE | OCTAL BUFFERS AND LINE DRIVERS |
Texas Instruments |
|
| SN74F240DBR | OCTAL BUFFERS AND LINE DRIVERS |
Texas Instruments |
|