U74LVC240

DESCRIPTION 

The U74LVC240 contains two 4-bit line drivers with separate 

output-enable( OE ) inputs. When OE is low, the device passes 

data from the A to the Y. When OE is high, the outputs are in the 

high-impedance state. 

The U74LVC240 can be used in a mixed 3.3V/5V system 

environment. This device has power-down protective circuit, 

preventing device destruction when it is powered down. 

FEATURES 

* Operate From 1.65V to 3.6V 

* Input Accept Voltages to 5.5V 

* Partial-Power-Down Mode Operation 

* Max tpd is 5.9ns at 3.3V

规格书U74LVC240