74ABT540 Octal buffer, inverting 3-State
74ABT5402 From datasheet system
74ABT540D Octal buffer, inverting (3-State)
74ABT540D-T 8-Bit Inverting Buffer/Driver
74ABT540DB Octal buffer, inverting (3-State)
74ABT540DB-T 8-Bit Inverting Buffer/Driver
74ABT540N Octal buffer, inverting (3-State)
74ABT540PW Octal buffer, inverting (3-State)
74ABT540PW-T 8-Bit Inverting Buffer/Driver
74ABT540PWDH Octal buffer, inverting (3-State)