| Компонент | Описание | Производитель | PDF | Buy |
| 74HC221 | Dual non-retriggerable monostable multivibrator with reset | NXP Semiconductors |  |  |
| M74HC221 | DUAL MONOSTABLE MULTIVIBRATOR | STMicroelectronics | | |
| M74HC221 | DUAL MONOSTABLE MULTIVIBRATOR | STMicroelectronics | | |
| CD74HC221 | High Speed CMOS Logic Dual Monostable Multivibrator with Reset | Texas Instruments | | |
| CD74HC221 | High-Speed CMOS Logic Dual Monostable Multivibrator with Reset | Texas Instruments | | |
| CD74HC221 | High-Speed CMOS Logic Dual Monostable Multivibrator with Reset | Texas Instruments | | |
| CD74HC221 | High-Speed CMOS Logic Dual Monostable Multivibrator with Reset | Texas Instruments | | |
| HD74HC221 | Dual Monostable Multivibrators (with Schmitt Trigger Input) | Hitachi Semiconductor | | |
| MM74HC221 | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
| TC74HC221 | TOSHIBA CMOS DIGITAL INTEGRATED CIRCUIT SILICON MONOLITHIC | Toshiba Semiconductor | | |
| SL74HC221 | Dual Monostable Multivibrator | System Logic Semiconductor | | |
| HD74HC221 | Dual Monostable Multivibrators (with Schmitt Trigger Input) | Renesas Technology Corp | | |
| CD74HC22106 | QMOS 8 x 8 x 1 Crosspoint Switches with Memory Control | Intersil Corporation | | |
| CD74HC22106E | QMOS 8 x 8 x 1 Crosspoint Switches with Memory Control | Intersil Corporation | | |
| M74HC221A | DUAL MONOSTABLE MULTIVIBRATOR | STMicroelectronics | | |
| MM74HC221A | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
| IN74HC221A | DUAL MONOSTABLE MULTIVIBRATOR | Integral Corp. | | |
| KK74HC221A | Dual Monostable Multivibrator | KODENSHI KOREA CORP. | | |
| IN74HC221A | Dual Monostable Multivibrator | IK Semicon Co., Ltd | | |
| MM74HC221A | Dual Non-Retriggerable Monostable Multivibrator | Fairchild Semiconductor | | |
