74AC251
8-Input Multiplexer (Fairchild Semiconductor)
74AC253
Dual 4-Input Multiplexer (Fairchild Semiconductor)
74AC257
Quad 2-Input Multiplexer (Fairchild Semiconductor)
74AC20
DUAL 4-INPUT NAND GATE (STMicroelectronics)
74AC20
Dual 4-Input NAND Gate (Fairchild Semiconductor)
74AC240
OCTAL BUS BUFFER (STMicroelectronics)
74AC240
Octal Buffer/Line Driver (Fairchild Semiconductor)
74AC240
Octal Buffer/Line Driver (ON Semiconductor)
74AC241
Octal Buffer/Line Driver (Fairchild Semiconductor)
74AC244
OCTAL BUS BUFFER (STMicroelectronics)