| Manufacturer | Part Number | Description |
|---|---|---|
Fairchild (now onsemi) |
74S140 | Dual 4-Input NSND Line Driver |
National Semiconductor (now Texas Instruments) |
74S140 | Dual 4-Input NSND Line Driver |
|
Fairchild (now onsemi) |
DM74S140 | Dual 4-Input NAND 50ohm Line Driver |
Texas Instruments |
SN74S140 | Dual 4-Input Positive-NAND 50-Ohm Line Drivers |
