74LS03   데이터시트

Fairchild Semiconductor

Quad 2-Input NAND Gates with Open-Collector Outputs

Motorola => Freescale

HEX INVERTER LOW POWER SCHOTTKY

ON Semiconductor

Quad 2-Input NAND Gate

Renesas Electronics

Quadruple 2-input Positive NAND Gates(with Open Colletor Outputs)

System Logic Semiconductor

Hex Inverters with Open-Drain Outputs

Motorola => Freescale

QUAD 2-INPUT AND GATE

ON Semiconductor

Hex Inverter

Motorola => Freescale

Quad 2-input NAND gate

Hitachi -> Renesas Electronics

Hex Inverters

Motorola => Freescale

QUAD 2-INPUT AND GATE