| No | Part number | Description ( Function ) | Manufacturers | |
| 1 | U74AHC21 | DUAL 4-INPUT AND GATES UNISONIC TECHNOLOGIES CO., LTD U74AHC21 DUAL 4-INPUT AND GATES DESCRIPTION The U74AHC21 contains two independent 4-input AND gates. They perform the Boolean function Y=A B C D or Y=A B C D in positive logic. FEATURES * Operation voltage range: * Low power dissipation: * ±8mA output drive at 5V 2~5.5V ICC=2μA (Max.) CMOS IC ORDERING I |
 Unisonic Technologies |
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