B Beloved New Member Nov 29, 2021 #1 Is there any other ic that will perform the same function as ic7448?
danadak Well-Known Member Most Helpful Member Nov 29, 2021 #2 Post # 14 here - https://www.electro-tech-online.com/threads/8-bits-binary-number-to-3-digit-display.162468/ Post # 8 here https://www.edaboard.com/threads/alternate-to-mm74c926.397075/#post-1706913 Regards, Dana.
Post # 14 here - https://www.electro-tech-online.com/threads/8-bits-binary-number-to-3-digit-display.162468/ Post # 8 here https://www.edaboard.com/threads/alternate-to-mm74c926.397075/#post-1706913 Regards, Dana.
rjenkinsgb Well-Known Member Most Helpful Member Nov 29, 2021 #3 A 7447 / 74LS47 is similar except the outputs are active low rather than active high, and those are still readily available. https://www.mouser.co.uk/c/semiconductors/logic-ics/encoders-decoders-multiplexers-demultiplexers/?m=Texas%20Instruments&series=SN74LS47 You could use those with common anode displays, or add inverters or PNP transistors / P channel MOSFETS to the LS47 outputs to create high side switches for common cathode displays. https://www.ti.com/lit/ds/symlink/sn5447a.pdf?ts=1638178767114&ref_url=https%253A%252F%252Fwww.google.com%252F
A 7447 / 74LS47 is similar except the outputs are active low rather than active high, and those are still readily available. https://www.mouser.co.uk/c/semiconductors/logic-ics/encoders-decoders-multiplexers-demultiplexers/?m=Texas%20Instruments&series=SN74LS47 You could use those with common anode displays, or add inverters or PNP transistors / P channel MOSFETS to the LS47 outputs to create high side switches for common cathode displays. https://www.ti.com/lit/ds/symlink/sn5447a.pdf?ts=1638178767114&ref_url=https%253A%252F%252Fwww.google.com%252F