- 54ACT251
8-Input Multiplexer with TRI-STATE Output(??????????????????) - 54ACT251D
8-Input Multiplexer with TRI-STATE Output - 54ACT251DMQB
8-Input Digital Multiplexer - 54ACT251F
8-Input Multiplexer with TRI-STATE Output - 54ACT251FMQB
8-Input Digital Multiplexer - 54ACT251L
8-Input Multiplexer with TRI-STATE Output - 54ACT251LMQB
8-Input Digital Multiplexer