TEXAS INSTRUMENTS
非门, 施密特触发器, 74LV14, 6输入, 25mA, 2V至5.5V, TSSOP-14
AND Gate, LV Family, 8 Input, 25 mA, 2V to 5.5V, SOIC-14
与门, 74LV21, 8输入, 25mA, 2V至5.5V, SOIC-14