| Компонент | Описание | Производитель | PDF | Buy |
| M74HC221 | DUAL MONOSTABLE MULTIVIBRATOR | STMicroelectronics |  |  |
| M74HC221 | DUAL MONOSTABLE MULTIVIBRATOR | STMicroelectronics | | |
| MM74HC221 | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
| M74HC221A | DUAL MONOSTABLE MULTIVIBRATOR | STMicroelectronics | | |
| MM74HC221A | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
| MM74HC221A | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
| M74HC221AB1R | DUAL MONOSTABLE MULTIVIBRATOR | STMicroelectronics | | |
| M74HC221AC1R | DUAL MONOSTABLE MULTIVIBRATOR | STMicroelectronics | | |
| MM74HC221ACW | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
| M74HC221AF1R | DUAL MONOSTABLE MULTIVIBRATOR | STMicroelectronics | | |
| MM74HC221AM | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
| MM74HC221AM | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
| M74HC221AM1R | DUAL MONOSTABLE MULTIVIBRATOR | STMicroelectronics | | |
| MM74HC221AMTC | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
| MM74HC221AMX | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
| MM74HC221AN | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
| MM74HC221AN | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
| MM74HC221ASJ | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
| MM74HC221ASJ | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
| MM74HC221ASJX | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
