DESCRIPTION
The internal circuit is composed of 7 stages including buffer output, which gives high noise immunity and stable output. All inputs are equipped with protection circuits against static discharge and transient excess voltage. INPUT AND OUTPUT EQUIVALENT CIRCUIT NC = No Internal Connection October 1992 1/10 M54/M74HC133 TRUTH TABLE A L X X X X X X X X X X X X H B X L X X X X X X X X X X X H C X X L X X X X X X X X X X H D X X X L X X X X X X X X X H E X X X X L X X X X X X X X H F X X X X X L X X X X X X X H G X X X X X X L X X X X X X H H X X X X X X X L X X X X X H I X X X X X X X X L X X X X H J X X X X X X X X X L X X X H K X X X X X X X X X X L X X H L X X X X X X X X X X X L X H M X X X X X X X X X X X X L H Y H H H H H H H H H H H H H L PIN DESCRIPTION
PIN No 1 to 7, 10 to 15 9 8 16 SYMBOL A to G, H to M Y GND VCC NAME AND FUNCTION Data Inputs Data Output Ground (0V) Positive Supply Voltage IEC LOGIC SYMBOL X: Don’t Care LOGIC DIAGRAM (1/2 Package) 2/10 M54/M74HC133 AB...