SN74LS592NSR
SN74LS592NSRE4
SN74LS592NSRG4
SN74LS593DW
SN74LS593DWE4
SN74LS593DWG4
SN74LS593DWR
SN74LS593DWRE4
SN74LS593DWRG4
SN74LS593N