74LS42 Datasheet

The 74LS42 is a BCD-to-Decimal Decoder.

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Part Number74LS42
ManufacturerHitachi Semiconductor
Overview Unit: mm 19.20 20.32 Max 14 8 6.30 7.40 Max 1 2.39 Max 1.30 7 7.62 0.51 Min 2.54 Min 5.06 Max 2.54 ± 0.25 0.48 ± 0.10 0.25 – 0.05 0° – 15° + 0.10 Hitachi Code JEDEC EIAJ Weight (reference val. rty rights for information contained in this document. Hitachi bears no responsibility for problems that may arise with third party’s rights, including intellectual property rights, in connection with use of the information contained in this document. 2. Products and product specifications may be su.
Part Number74LS42
DescriptionLOW POWER SCHOTTKY
Manufactureronsemi
Overview The LS42 decoder accepts four active HIGH BCD inputs and provides ten mutually exclusive active LOW outputs, as shown by logic symbol or diagram. The active LOW outputs facilitate addressing other MSI. 4LS42 CONNECTION DIAGRAM DIP (TOP VIEW) VCC 16 A0 15 A1 14 A2 13 A3 12 9 11 8 10 7 9 NOTE: The Flatpak version has the same pinouts (Connection Diagram) as the Dual In-Line Package. 1 0 2 1 3 2 4 3 5 4 6 5 7 6 8 GND LOADING (Note a) PIN NAMES A0
* A3 0 to 9 Address Inputs Outputs, Active LOW HIGH 0.
Part Number74LS42
DescriptionDecimal Decoders
ManufacturerNational Semiconductor
Overview These BCD-to-decimal decoders consist of eight inverters and ten four-input NAND gates The inverters are connected in pairs to make BCD input data available for decoding by the NAND gates Full decodin. Y Y Y Y Diode clamped inputs Also for applications as 4-line-to-16-line decoders 3line-to-8-line decoders All outputs are high for invalid input conditions Alternate Military Aerospace device (54LS42) is available Contact a National Semiconductor Sales Office Distributor for specifications Connec.