CD4001 IC NOR GATE DIP-14 TI CD4001BE

Propagation delay time = 60 ns (typ.) at CL = 50 pF, VDD = 10 V
Buffered inputs and outputs
Standardized symmetrical output characteristics
100% tested for maximum quiescent current at 20 V
5-V, 10-V, and 15-V parametric ratings
Maximum input current of 1 µA at 18 V over full package-temperature range; 100 nA at 18 V and 25°C
Noise margin (over full package temperature range):
1 V at VDD = 5 V
2 V at VDD = 10 V
2.5 V at VDD = 15 V