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54LS49

Part Number	54LS49
Manufacturer	National Semiconductor
Description	BCD to 7-Segment Decoder
Published	Aug 17, 2016
Detailed Description	54LS49 BCD to 7-Segment Decoder 54LS49 BCD to 7-Segment Decoder General Description The 54LS49 translates four lines o...
Datasheet	54LS49 PDF File

Overview

54LS49 BCD to 7-Segment Decoder 54LS49 BCD to 7-Segment Decoder General Description The 54LS49 translates four lines of BCD (8421) input data into the 7-segment numeral code as shown in the Function Table It has open-collector outputs and is logically the 14pin verson of the ’48 without the lamp test and ripple blanking features Also see the ’LS249 data sheet Connection Diagram Dual-In-Line Package Logic Symbol June 1989 TL F 10204 – 1 Order Number 54LS49DMQB or 54LS49FMQB See NS Package Number J14A or W14B VCC e Pin 14 GND e Pin 7 Pin Names A0 – A3 BI a–g Description BCD Inputs Blanking Input (Active LOW) Segment Outputs (Active HIGH) Numerical Designations Resultant Displays TL ...

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