TEXAS INSTRUMENTS
逻辑芯片, 与非门, 双路, 5.3NS, VSSOP-8, 整卷
与非门, 4输入, 60 mA, 4.75V至5.25V, SOIC-14
与非门, 74S20, 4输入, 20mA, 4.75V至5.25V, DIP-14