SN74HCT540 Description
/ordering information SN54HCT540, SN74HCT540 OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTPUTS SCLS008C MARCH 1984 REVISED MARCH 2003 SN54HCT540 . This arrangement greatly facilitates printed circuit board layout. The 3-state control gate is a 2-input NOR.