Octal 3-State Latch IC, 8-Bit, 5V, PDIP
TEXAS INSTRUMENTS SN74LS374NG4 Flip-Flop, D Type, 24 mA, 4.75V to 5.25V, DIP-20
IC FF D-TYPE SNGL 8BIT 20DIP
SN74LS373NSG4