BUY IDT74FCT2541CTP https://www.utsource.net/itm/p/1173506.html
16-BIT TRI-PORT BUS EXCHANGER
Description: Octal Bus Transceiver with 3-State Outputs Features: - Low power CMOS technology - High speed performance - TTL compatible inputs - Outputs source/sink 24 mA - Outputs can be wired OR'ed - Low power dissipation - Bus hold data inputs eliminate the need for external pull-up/pull-down resistors - Available in 20-pin DIP package Applications: - Data transmission - Data buffering - Data bus isolation - Data bus arbitration - Data bus expansion - Data bus conversion (For reference only)