寻找一个fairchild的MM74C00m,
ti替代型号
2-INPUTNAND gate
Features
Wide supply voltage range: 3V to 15V
Guaranteed noise margin:1V
High noise immunity:0.45 VCC(typ.)
Low power consumption:10 nW/package (typ.)
Low power:TTL compatibility:
Fan out of 2 driving 74L