3
TRUTH TABLE
INPUTS OUTPUTS
OE1 OE2 An 540 541
LLHLH
HXXZZ
XHXZZ
LLLHL
H = HIGH Voltage Level
L = LOW Voltage Level
X= Don’t Care
Z = High Impedance
CD54/74HC540, CD74HCT540, CD54/74HC541, CD54/74HCT541CD54/74HC540, CD74HCT540, CD54/74HC541, CD54/74HCT541
