- 74HCT7245
Octal Schmitt-trigger transceiver; 3-state - 74HCT7245D-T
Single 8-bit Bus Transceiver - 74HCT7273
Octal D-type flip-flop with reset; positive edge-trigger; open drain outputs - 74HCT72731
From datasheet system - 74HCT7273D
Octal D-type flip-flop with reset; positive edge-trigger; open drain outputs - 74HCT7273N
Octal D-type flip-flop with reset; positive edge-trigger; open drain outputs