74LS253D   Datasheet

ON Semiconductor

Dual 4-Input Multiplexer with 3-State Outputs

ON Semiconductor

8-Bit Addressable Latch

ON Semiconductor

8-Input Multiplexer with 3-State Outputs

Hitachi -> Renesas Electronics

Quadruple 2-line-to-1-line Data Selectors/Multiplexers(with three-state outputs)

Motorola => Freescale

8-INPUT MULTIPLEXER WITH 3-STATE OUTPUTS

Fairchild Semiconductor

3-STATE Quad 2-Data Selectors/Multiplexers

Renesas Electronics

8-bit Address Latch

Motorola => Freescale

DUAL 4-BIT ADDRESSABLE LATCH

Renesas Electronics

Quadruple 2-line-to-1-line Data Selectors / Multiplexers (with three-state outputs)

Renesas Electronics

Dual 4-line-to-1-line Data Selectors / Multiplexers (with three-state outputs)