BUY T74LS373B1 https://www.utsource.net/itm/p/1369465.html
Octal D-type flip-flop with 3-state outputs
Description：The T74LS373B1 is a high-speed CMOS 8-bit D-type transparent latch fabricated with silicon gate C2MOS technology. Features: High-speed operation: tpd = 8.5 ns (typ.) at VCC = 5 V Low power dissipation: ICC = 4 μA (max) at Ta = 25°C High noise immunity: VNIH = VNIL = 28% VCC (min) Balanced propagation delays: tPLH tPHL Wide operating voltage range: VCC (opr) = 2 to 6 V High output drive capability: 10 LSTTL loads Outputs source/sink 24 mA Symmetrical output impedance: |IOH| = |IOL| = 24 mA (min) Applications: Bus interface Data storage Data transfer Data communication (For reference only)