资料介绍
74LS42.pdf 54LS42 DM54LS42 DM74LS42 BCD Decimal Decoders
June 1989
54LS42 DM54LS42 DM74LS42 BCD Decimal Decoders
General Description Features
These BCD-to-decimal decoders consist of eight inverters Y Diode clamped inputs
and ten four-input NAND gates The inverters are connect- Y Also for applications as 4-line-to-16-line decoders 3-
ed in pairs to make BCD input data available for decoding line-to-8-line dec
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