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Input Code A A3 A2 A Ao Activated Outputs 1 O1s and O24 0 0 0 1 0 0 1 0 O17 and O25 O18 and O26 1 1 1 1 1 O19 and O27 1 0 100 O20 and O28 1 1 O21 and O29 1 0 O22 and O30 1 1 1 0 1 1 Oza and O31 Ag A (MSB) +5 V 123 123 23 123 A A,A2 74 ALS138 AA,A2 74ALS 138 A A, A2 74 ALS138 Z3 0 123 45 AA,A2 74ALS 138 0123 012 01234 0o------ 0, o,--

Input Code A A3 A2 A Ao Activated Outputs 1 O1s and O24 0 0 0 1 0 0 1 0 O17 and O25 O18 and O26 1 1 1 1 1 O19 and O27 1 0 100 O20 and O28 1 1 O21 and O29 1 0 O22 and O30 1 1 1 0 1 1 Oza and O31 Ag A (MSB) +5 V 123 123 23 123 A A,A2 74 ALS138 AA,A2 74ALS 138 A A, A2 74 ALS138 Z3 0 123 45 AA,A2 74ALS 138 0123 012 01234 0o------ 0, o,--

Introductory Circuit Analysis (13th Edition)
Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...
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A technician tests the circuit and finds that the correct output is activated for each possible input code except those listed in Table. Examine this table and determine the probable cause of the malfunction Input Code A4 A3 A2 A, Ao 10 0 Activated Outputs O16 and O24 1 1 O17 and O2s 1 1 Oig and O2s 1 1 O19 and O27 1 1 O20 and O2s Oz1 and O29 O22 and Og0 1 1 1 1 1 1 1 0 1 1 1 O23 and O31 Ao A As A4 (MSB) +5 V 123 123 123 123 A,A,A2 A, A, A2 74 ALS138 Z3 0 123 45 6 7 A A,A2 A,A,A2 74ALS 138 Z2 012345 67 E E 74 ALS138 74ALS 138 Z4 0 1234 5 67 0 12345 67 0------ õ, o,---- --- On Oa---- 23 (a)
Transcribed Image Text:A technician tests the circuit and finds that the correct output is activated for each possible input code except those listed in Table. Examine this table and determine the probable cause of the malfunction Input Code A4 A3 A2 A, Ao 10 0 Activated Outputs O16 and O24 1 1 O17 and O2s 1 1 Oig and O2s 1 1 O19 and O27 1 1 O20 and O2s Oz1 and O29 O22 and Og0 1 1 1 1 1 1 1 0 1 1 1 O23 and O31 Ao A As A4 (MSB) +5 V 123 123 123 123 A,A,A2 A, A, A2 74 ALS138 Z3 0 123 45 6 7 A A,A2 A,A,A2 74ALS 138 Z2 012345 67 E E 74 ALS138 74ALS 138 Z4 0 1234 5 67 0 12345 67 0------ õ, o,---- --- On Oa---- 23 (a)
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