74LS51   数据手册 ( 数据表 )

Hitachi -> Renesas Electronics

2-wide 2-input, 2-wide 3-input AND-OR-INVERT Gates

Fairchild Semiconductor

Dual 2-Wide 2-Input, 2-Wide 3-Input AND-OR-INVERT Gate

Fairchild Semiconductor

Dual 2-Wide 2-Input, 2-Wide 3-Input AND-OR-INVERT Gate

Hitachi -> Renesas Electronics

2-wide 2-input, 2-wide 3-input AND-OR-INVERT Gates

Motorola => Freescale

3-2-2-3-INPUT AND-OR-INVERT GATE

Motorola => Freescale

FOUR-BIT UP/DOWN COUNTER WITH THREE-STATE OUTPUTS

ON Semiconductor

OCTAL BUFFERS AND LINE DRIVERS WITH 3-STATE OUTPUTS

Motorola => Freescale

OCTAL BUFFER/LINE DRIVER WITH 3-STATE OUTPUTS

ON Semiconductor

Octal Buffer/Line Driver with 3−State Outputs

Fairchild Semiconductor

Octal D-Type Flip-Flop with 3-STATE Outputs

Motorola => Freescale

OCTAL BUFFER/LINE DRIVER WITH 3-STATE OUTPUTS