BUY IDT74FCT257CTP https://www.utsource.net/itm/p/9449915.html

Description: The IDT74FCT257CTP is a high-speed CMOS Octal Bus Transceiver with 3-State Outputs. Features: High Speed: tpd = 8.5ns (typ) at VCC = 5V Low Power Consumption: ICC = 8mA (max) at VCC = 5V Inputs and Outputs Meet TTL Voltage Levels Outputs Source/Sink 24mA Outputs Have 3-State Capability Available in 24-Pin Plastic DIP and SOIC Packages Compatible with TTL Logic Levels Pin-for-Pin Replacement for 74F257 High Impedance in High-Impedance State Latch-Up Performance Exceeds 250mA Per JESD 78, Class II ESD Protection Exceeds JESD 22 2000-V Human-Body Model (A114-A) ESD Protection Exceeds JESD 22 200-V Machine Model (A115-A) ESD Protection Exceeds JESD 22 1000-V Charged-Device Model (C101) Applications: Data Bus Interface High-Speed Data Communication High-Speed Bus Drivers High-Speed Bus Transceivers High-Speed Bus Controllers High-Speed Bus Arbitration High-Speed Bus Isolation (For reference only)