74LS221 и другие
| Компонент | Описание | Производитель | |
| 54LS22 | DUAL 4-INPUT NAND GATE (WITH OPEN-COLLECTOR OUTPUT) |
National Semiconductor |
 |
| 54LS22DMQB | DUAL 4-INPUT NAND GATE (WITH OPEN-COLLECTOR OUTPUT) |
National Semiconductor |
|
| 54LS22FMQB | DUAL 4-INPUT NAND GATE (WITH OPEN-COLLECTOR OUTPUT) |
National Semiconductor |
|
| 74LS22 | DUAL 4 INPUT POSITIVE NAND GATES WITH OPEN COLLECTOR OUTPUTS |
Texas Instruments |
|
| 74LS221 | LOW POWER SCHOTTKY |
ON Semiconductor |
|
| 74LS221 | Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs |
Fairchild Semiconductor |
|
| 74LS221N | DUAL MONOSTABLE MULTIVIBRATORS WITH SCHMITT-TRIGGER INPUTS |
Motorola, Inc |
|
| 74LS221N | LOW POWER SCHOTTKY |
ON Semiconductor |
|
| DM74LS22 | DUAL 4-INPUT NAND GATE (WITH OPEN-COLLECTOR OUTPUT) |
National Semiconductor |
|
| DM74LS221 | Dual Non-Retriggerable One-Shot with Clear and Complementary Outputs |
National Semiconductor |
|