74HC21D и другие
| Компонент | Описание | Производитель | |
| 74HC21 | Dual 4-input AND gate |
NXP Semiconductors |
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| 74HC21 | Dual 4-input AND gate |
NXP Semiconductors |
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| 74HC21D | Dual 4-input AND gate |
NXP Semiconductors |
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| 74HC21DB | Dual 4-input AND gate |
NXP Semiconductors |
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| 74HC21N | Dual 4-input AND gate |
NXP Semiconductors |
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| 74HC21NB | Dual 4-input AND gate |
NXP Semiconductors |
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| 74HC21PW | Dual 4-input AND gate |
NXP Semiconductors |
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| 74HC21U | Dual 4-input AND gate |
NXP Semiconductors |
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| CD54HC21 | High-Speed CMOS Logic Dual 4-Input AND Gate |
Texas Instruments |
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| CD54HC21 | High-Speed CMOS Logic Dual 4-Input AND Gate |
Texas Instruments |
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