74LS42F   データシート

Renesas Electronics

BCD-to-Decimal Decoder

Fairchild Semiconductor

BCD to 7-Segment Decoder/Driver with Open-Collector Outputs

Renesas Electronics

Dual 4-input Positive NAND Buffers

Renesas Electronics

BCD-to-Decimal Decoder

Renesas Electronics

BCD-to-Seven-Segment Decoder / Driver (Internal Pull-up outputs)

Motorola => Freescale

DUAL 4-INPUT NAND BUFFER

Hitachi -> Renesas Electronics

BCD-to-Decimal Decoder

ON Semiconductor

BCD to 7-Segment Decoder / Driver

Motorola => Freescale

ONE-OF-TEN DECODER LOW POWER SCHOTTKY

Hitachi -> Renesas Electronics

Quadruple 2-input Positive NAND Gates