RCA CD74HC240E buffer inverting 2 element 4 bit per element Integrated Circuit

Panasonic MN74HC4049 hex buffer, inverting/non inverting Integrated Circuit

Harris CD4050BE buffer non-inverting 6-element 1-bit per elem Integrated Circuit

National MM74C903N hex inverting buffer Integrated Circuit

Harris CD4050BE buffer non-inverting 6-element 1-bit per elem Integrated Circuit

10x 74HC244DW PHILIPS IC BUFFER NON-INVERT 6V 20 PIN SOIC

Signetics MM74C903N hex inverting buffer Integrated Circuit