- Sketch The Output Waveforms Of The Octal Binary Decoder 74138 Input Waveforms Applied To The Decoding Device Its Fun 1 (85.74 KiB) Viewed 44 times
Sketch the output waveforms of the octal binary decoder (74138). Input waveforms applied to the decoding device, its functional table, and the schematic diagrams are provided. 1.1 A, 16V 5V 2 Enable 1,3 150 E, E4 14 T 74138 13 2 +SV E6 123 A, X X X L L H H L L H н 2 Active LOW cu Outputs A, х HH им HH HH х X H HHHHHH X H HHHHH L L H L L H H H HHHHHH H HHHHHH HML 117 Inputs A. H Х Х X X Х X X X X 1 х L L н L L L H H H H L L H L L L L H H L L H L L L H H L L H L L L H H Noves H HIGH voltage level LLOW voltage level X - Don't care A, MSB 7 7 103 GND 8 9 9 8 a) Logic diagram, b) Function Table E, This HIGH makes all outputs inactive (HIGH) Ао Inputs A. These select which output goes LOW. Az Solution: 0 T 2 3 Outputs 4 3 NO