BUY MC74AC245N https://www.utsource.net/itm/p/1574921.html
OCTAL BIDIRECTIONAL TRANSCEIVER WITH 3-STATE INPUTS/OUTPUTS
Description: The MC74AC245N is an octal bus transceiver with 3-state outputs and is designed to provide high-speed, low-power, and low-voltage operation. Features: Low-power consumption High-speed operation Low-voltage operation 3-state outputs TTL-compatible inputs Outputs source/sink 24 mA Applications: Data transmission between two buses Data transmission between two systems Data transmission between two systems with different voltage levels (For reference only)