This site uses third-party website tracking technologies to provide and continually improve our services, and to display advertisements according to users' interests. I agree and may revoke or change my consent at any time with effect for the future.
FUNCTIONAL DIAGRAMS/ IEC SYM BOLS
H EF4 0 0 0 B
Dual 3-input NO R gate and inverter.
H EF4001B
H E F4 0 0 1 U B
3
' 2
k yÀ
3 ) V 1 h
Quadruple 2-input N O R gate.
1 0 --
1 7 1