3 to 8 decoder using 2 to 4 decoder circuit. A 4-to-1 multiplexer built using a .

3 to 8 decoder using 2 to 4 decoder circuit Input x is connected to \$\begingroup\$ If the decoders are used to operate LEDs, one could omit the gates if one decoder has active-high outputs that are capable of sourcing current sufficient for the LEDs, and the other has active-low outputs. Decoder expansion . Like Reply. E input can be considered as the control input. Two 2-to-4-line decoders are combined to achieve a 3-to-8-line decoder. 3:8 Decoder circuit Figure 9 shows the 3 layered 3:8 decoder circuit. 17. The proposed circuits are simulated using the QCADesigner 2. thats it 32 output of 3-to-8 line decoders are your required output again try 2 to 4 Decoder DesignWatch more videos at https://www. Using these, design a 3x8 decoder. wire x; . 0:48 Block Diagram Of 2:4 Decoder1:22 Truth Table For 2:4 Decoder2:59 Truth T The Decoder Circuit The following circuit generates all four minterms from two inputs, and implements the 2-4 decoder. pdf), Text File (. For any input combination only one of the outputs is low and all others are high. If you’re Download scientific diagram | 3-to-8 line decoder. You need a 3x8 decoder. Lakshay2001. So you decide to buy two 2x4 decoders, plus some gates (precisely, two chips of 4 AND each, and one chip of 4 inverters). The only building block I can use is a 2-4 decoder with active high enable. With our easy to use simulator interface, you will be building circuits in no time. Here is what I did, Note that I Question: Implement a 5 to 32 decoder using - 2 to 4 decoders - 3 to 8 decoders 4 to 16 decoders . • When D = 0, the top decoder is enabled and the other is disabled. 03 μm 2. Traffic Lights with a Decoder Using a 2-4 decoder, the circuit which generates traffic light combinations is as follows. Logic diagram Using only three 2-to-4 decoders with enable and no other additional gates, implement a 3-to-8 decoder with enable. Project access type: Public Description: Created: Sep 09, 2020 Fig 2: Circuit representation of 2-to-4, 3-to-8 and 4-to-16 line decoders. These outputs represent the lower eight minterms. (2 to 4) Decoder: The (2 to 4) decoder 3 to 8 decoder using 2 to 4 decoders3 to 8 decoder using 2 to 4 decoder,3 to 8 decoder using 2 to 4 decoder in hindi,3 to 8 line decoder using 2 to 4 decoder Explore different types (2-to-4, 3-to-8, etc. Decoder In Digital Electronics Scaler Topics. Here’s the best way to solve it. I didn't listen much in class, regrettably so I don't know much of the terms nor how I'm really supposed to approach this, so please help me along the way. decoder 4x16 decoder 4x16. Project access type: Public Description: Created: Sep 13, 2020 Updated: Aug 26, 2023 Add members. decoder 4x16 using includes gate logic for some circuits like 2-to-1 mux and 3-to-8 decoder, as well as bit The decoder circuit can decode a 2, 3, or 4-bit binary number, or can decode up to 4, 8, or 16 time-multiplexed signals. kushhraj. In this context, a higher-order decoder, a 3-line to 8-line decoder, is structured Unless I'm thinking about this wrong, with 8 AND gates and 1 NOT gate, you only need 1 2x4 decoder -- and you don't need a decoder that has an enable input. Examples: binary to octal conversion using 3 to 8 decoder, BCD to decimal conversion using 4 to 10 decoder, binary to hexadecimal conversion using 4 to 16 decoder, etc. What is 3 to 8 Decoder? The 3-to-8 decoder is a circuit with three input lines and eight (2^3) output lines. 3. HINT: You know how to design 3-to-8 decoder using 2-to-4 decoders. The 3:8 decoder can be derived from the 2:4 circuit. 17 of the book-A 3-to-8 decoder using two 2-to-4 decoders First create a truth table for the 3-to-8 decoder. If you employ this circuit as a decoder, you may want to insert data In this video we will learn how build Circuit Diagram of 3 to 8 line Decoder using 2-to-4 line Decoder in Logisim. Unfortunately, when you go to the hardware store, they only have 2x4 ones. Popular; Comments; Tags; Carry Look Ahead Adder Verilog Code | 16 bit Carry Look Ahead Adder Verilog Implementation. 0:48 Block Diagram Of 2:4 Decoder1:22 Truth Table For 2:4 Decoder2:59 Truth T 3 to 8 Decoder using 2 to 4 Line. Let’s start with the theory behind it. The implementation of the proposed design in QCA is depicted in Figure 8. Step 1 Decoder: In Digital Electronics, discrete quantities of information are represented by binary n codes. Q4: How can I implement a 2 to 4 decoder using logic gates? In this article, we will implement the 2:4 Decoder using all levels of abstraction in Verilog HDL with a step-by-step procedure. The 3-to-8 Decoder has three enable inputs, one of the three enable inputs is active-high and the remaining two are active-low. 10. There are 2 steps to solve this one. 3 tool. Gowthami Swarna, Tutorials Point India Priva The term “Decoder” means to translate or decode coded information from one format into another, so a binary decoder transforms “n” binary input signals into an equivalent code using 2 n outputs. The block diagram of 3 to 8 decoder using 2 to 4 decoders is shown in the following figure. Three layers of proposed 2-to-4 QCA decoder (A) layer 1 (main layer), 3 to 8 Decoder using 2 to 4 Line. Similar to the 2- to -4 line decoder, it us es logic gates to determine which Practical “binary decoder” circuits include 2-to-4, 3-to-8 and 4-to-16 line configurations. The truth table, logic diagram, and logic symbol are given below: In this paper we have exploited a recent study making the design of the decoder 2 to 4, 3 to 8, and n to 2 n , our work aims to enhance the previous designs , by replacing some reversible gates by (3 to 8) line DECODER: The (3 to 8) decoder consists of three inputs A, B, and C, and eight outputs D0 D1 D2 D3 D4D5D6D7. This section will outline how to implement a 2-to-4 decoder using the 74139 decoder chip. Circuit display of proposed 2-to-4 decoder. Gowthami Swarna, Tutorials Point India Priva decoder3 to 8 using 2 to 4 decoder decoder tree example#shorts logical operations alone. Open in figure viewer. Digital Logic. As can be seen, the design has been implemented in three layers that have 62 cells, and the delay of three clock phases and area of 0. An alternate circuit for the 2-to-4 line decoder is: Replacing the 1-to-2 Decoders with their circuits will show that both circuits are equivalent. Lab 7 - 2 to 4 Decoder. Any binary logic equation can be implemented using only NAND gates and also using only NOR gates. Thus the bottom decoder outputs are all 1s, and the top eight outputs How i can make one 3-8 decoder with (2) 2-4 decoders with out use enable input and without inverse outputs. 2-to Verilog Code of Decoder 3 to 8 Decoder Verilog Code 3 to 8 decoder Verilog Code using case statement In this post we are going to share with you the Verilog Code of Decoder | 3 to 8 Decoder Verilog Code Read More. Silo. ) and their applications in digital circuits. 0] for the code input and E for It is a combinational circuit that converts binary information from n input lines to a maximum of 2n unique output lines. The three distinct inputs, labeled as S0, S1, In this video, we will show you how to make a 3:8 decoder by using 2:4 decoders. What I did, I used 2x of 2-to-4 decoder and 1x 3-to-8 decoder. 5 shows the construction of 5-to-32 decoder using four 74LS138s and half 74LS139. So, for now, forget about the 3-to-8 decoder and learn how to implement each of the basic gates using only NAND and also only NOR gates. A decoder is a combinational circuit that converts binary information from n input lines to a maximum of 2^n Figure 15 shows the use of enable for expansion of decoder The simulation of all the circuit is done in 180 nm technology and in 1. Simultaneously, the complement of A3 is provided to the enable pin of the decoder, facilitating the generation of outputs designated as Y7 to Y0. Using these gates, new circuits for 2-to-4 and 3-to-8 decoders are proposed followed by two new designs for general decoder. 2-to-4-Decoder Circuit. If I0 and I1 are true and I2 is false, then Q6 will be activated and all others are not. Forked from: prateek sachan/3:8 DECODER USING 2:4 3:8 Decoders: There are also some higher order Decoders like the 3:8 Decoder and the 4:16 Decoder which is more commonly used. Comparisons of these circuits with similar existing decoder Enhanced Document Preview: EE 301 Lab#3: Design a 3-to-8 decoder using 2-to-4 decoders A 3-to-8 decoder can be built using two 2-to-4 decoders, plus some basic logic gates as shown in the following figure. 1. txt) or read online for free. Perform the following: (i) Form the truth table for higher order decoder (3 to 8 decoder) (ii) Design higher order decoder using the given lower order decoder. Right now I have two 2-4 decoders, one representing 0-3, and another representing 4-7. A decoder provides 2 n minterms of n input variables. It is a combinational circuit that converts binary information from n input lines to a maximum of. Border Border Style 3 to 8 Decoder using 2 to 4 Line. These Decoders are often used in IC packages to complexity of the circuit. As you know, a decoder asserts its output line based on the input. Each output 2:4 decoder and 3:8 decoder using multsim tool Now connect output of 2-to-4 line decoder to enable pins of 3-to-8 line decoders such that the first output makes first 3-to-8 line decoders enable. Recognized as a binary-to-octal decoder, the 3 to 8 line decoder circuit operates exclusively when the Fig. • Fig. htmLecture By: Ms. Height. Figure 11 shows the simulated output for the 3:8 decoder circuit and Fig. Table 4 shows the comparison between various types of 2 Circuit design 3:8 Decoder Using 2:4 Decoder created by PRASHANT SINGH with Tinkercad Circuit design 3:8 Decoder Using 2:4 Decoder created by PRASHANT SINGH with Tinkercad. Now, it turns to construct the truth table for 2 to 4 decoder. A 4-to-1 multiplexer built using a 2:4 Decoder [Detailed Explanation with logic expression and logic circuit diagram]Digital Electronic Circuit -DecoderYou can watch my all other videos here-h In this video tutorial we will learn how to make a 2 to 4 decoder in proteus. 1 Draw the circuit for 3 to 8 decoder and explain. En En WY y2 En Ya y5 6 Figure 6. JackLumbers79. These three inputs I0, I1 and I2 determines which output should be active. 3-to-8 Decoder. decoder24 u2 (o [3:0],i [1],i [0],x); . Therefore, we require two 2 to 4 decoders for implementing one 3 to 8 decoder. September 1, 2017 Fig 1: Logic Diagram of 2:4 decoder . Recognized as a binary-to-octal decoder, the 3 to 8 line decoder circuit operates exclusively when the Enable pin (E) is in a high state. 17 of the book: A 3-to-8 decoder using two 2 Without Enable input. (এই ভিডিওতে আমরা শিখব, 3 to 8 Decoder using 2 to 4 Line. It is also very common to combine lower order decoders like the 2:4 Decoders to form a higher order Decoder. Verilog HDL Program for 3-8 DECODER USING 2-4 DECODER; Verilog HDL Program for 3-8 ENCODER; Verilog HDL Program for 2X1 Multiplexer; Example 1. The two least significant bits of the input are connected to both decoders. Its logic gate diagram is very similar to the 2-to-4 logic gates diagram, combining a few extra NOT and AND gates to generate the 8 required outputs. Step 2. Similar, to the 2-to-4 Decoder, the 3-to-8 Decoder has active-low outputs and three extra NOT gates connected at the three inputs to reduce the four unit load to a single unit load. It is also called as binary to octal converter because it takes three bit binary input and gives output at any one pin out of 8 pins. The low value at the output represents the state of the input. If you have two 1 of 8 decoder 1 to 2 decoder verilog 1001 sequence detector 16 bit carry select adder 16 bit carry skip adder 16bit pipeline adder 2 to 4 decoder verilog code 2 to 4 decoder verilog code structural 2 to 4 decoder verilog code using behavioural 2 to 4 decoder with enable verilog code 2:1 MUX Verilog Code 2R_ 1C Circuit Step Response 3 8 decoder With our easy to use simulator interface, you will be building circuits in no time. Skip to main content. -11, May-15, Marks 16. The 3-to-8, 74XX138 Decoder is also commonly used in logical circuits. input [2:0] i; . You will need • Two 74139 chips as you used above • A single inverter (listed in Multisim as NOT) USA • Three switches or interactive digital constants • 8 probes 1A 1B 1YO 141 172 143 000 L-16 74LS139D U8B You will connect 2-to-4 Decoder using NAND gate. 19. (এই ভিডিওতে আমরা শিখব, কিভাবে In this video, we will show you how to make a 3:8 decoder by using 2:4 decoders. 3 Line to 8 Line Decoder - This decoder circuit gives 8 logic outputs for 3 inputs and has a enable pin. 2 Design 5-to-32 decoder using one 2-to-4 and four 3-to-8 decoder ICs. Solved Questions P1 Full Adder With 3 To 8 Decoder A Draw Chegg Com. View. inv u1 (x,i [2]); . Each asserted output of the decoder is associated with a unique Digital Electronics - Decoders - In digital electronics, a combinational logic circuit that converts an N-bit binary input code into M output channels in such a way that only one output channel is activated for each one of the possible combinations of inputs is known as a decoder. Lab 8 Part 1 7447 to 7-segment Display - JL Circuit 1. One exclusion to the binary character of this circuit is the 4-10 line decoders, which is proposed to alter a Binary Coded Decimal (BCD) input to a 0-9 range output. 8 volt. From LED displays to memory address decoding, understand how they translate binary code! Using the above min term expressions for Designing of 2 to 4 Line Decoder Circuit. 2 shows the circuit representation of 2-to-4, 3-to-8 and 4-to-16 line decoders. September 1, 2017 Question 2 Problem Statement: Design and construct a 3 to 8 decoder circuit using 2-line-to-4-line decoder and also other logic gates needed. 3*8 DECODER USING TWO 2*4 DECODERS 0 Stars 623 Views Author: Naina kansal. In this post we are going to share with you the Verilog code of decoder. This enables the pin when negated, makes the circuit inactive. . decoder24 u3 (o [7:4],i [1],i [0],i [2]); . 2-to-4 Decoder. AA17016. The circuit is designed with AND and A 3-to-8 line decoder takes a 3-bit binary input and activates one of its eight output lines based on the input code. Q3: Design the same combinational circuit of Q2 using 2-to-4 decoders and combinational gates. In the 2:4 decoder, we have 2 input lines and 4 output lines. Width. 8 decoder by using two 24 decoders. In this video we will learn how build Circuit Diagram of 3 to 8 line Decoder using 2-to-4 line Decoder in Logisim. One of these four output lines will be active for each combination of inputs when enable input E is active. It is used to convert binary data to other codes. The most significant bit is connected to the The 3 to 8 decoder is one that has 3 input lines and 8 (2 3) output lines. 2 to 4 Decoder; 3 to 8 Decoder; 4 to 16 Decoder; Now, let us A 2 to 4 decoder, on the other hand, is specifically designed to decode data from two input lines into four output lines. from publication: Design of a Qubit and a Decoder in Quantum Computing Based on a Spin Field Effect | In this paper we present a new method for A decoder is a combinational logic circuit that has ‘n’ input signal lines and 2 n output lines. Solution: 5 to 32 Decoder: (means 5 input and 32 output) Circuit diagram: The circuit diagram is built with four decoders and one decoder as follows: Explanation: In the above circuit diagram, decoder is With its efficiency and effectiveness, the implementation of a full adder circuit using a 3 to 8 decoder is a notable development in the field of digital systems and circuit design. (3 to 8) decoder decodes the information from 2 inputs into a 4-bit code. asiamak. The 2 binary inputs labeled A and B are decoded into one of 4 outputs, hence the description of a 2-to-4 binary decoder. Combinational Logic Implementation. URL. Tasks. In addition to input pins, the decoder has a enable pin. The objectives are to get familiar with decoders and implement a 2x4 and 3x8 decoder. Combine two or more small decoders with enable inputs to form a larger decoder e. Decoders Chapter 6-14 Decoders • Building a multiplexer using a decoder w 1 w 0 w 0 En y 0 w 1 y 1 y 2 y 3 w 2 w 3 f s 0 s 1 1 w1 w0 w0 En y0 w 1y y2 y3 f s0 s1 1 w2 w3 Figure 6. 3 Line to 8 Line Decoder Designing Steps. 4 shows the 4 x 16 decoder using two 3 x 8 decoders. decoder. Rent/Buy; Read; Return; Sell; Study. 12 shows the polarization and energy dissipation graph with the temperature variation $\PageIndex{2}$ Implementing one 2-to-4 decoder using the 74139 chip. But I think there is a mistake in the 3-to-8 part. (2 to 4) Decoder: The (2 to 4) decoder Design the combinational circuit using 3-to-8 decoders and combinational gates. • Here, one input line (D) is used to enable/disable the decoders. Learn Documentation. It can be used to convert any 3-bit binary number (0 to 7) into “octal” using the following truth table: Logic Gates The Decoder Circuit The following circuit generates all four minterms from two inputs, and implements the 2-4 decoder. 0 Stars 81 Views User: Paulo Augusto Silva. Fred_J. Decoder: In Digital Electronics, discrete quantities of information are represented by binary n codes. If you need to encode data, you’d use an encoder circuit, such as a priority encoder or a binary encoder, which does the opposite function of a decoder. I hope you could point me out to it. gonzalosalgado . A comparison of the proposed 2-to-4 QCA decoder with related designs shows that the proposed decoder has a good performance in terms of the number of cells, the occupied area, 3-to-8 Binary Decoder. bertus. A decoder provides 2 n minterms of n Implementation of a logic circuit from (2*4) and (3*8) Decoder. Q4: A combinational circuit has 2 outputs given by F1= xy’ + xz’ + xy’z’; F2= xyz. Simultaneously, the complement of A3 is provided to the enable pin of the decoder, facilitating the 3 to 8 Decoder is covered by the following Timestamps:0:00 - Digital Electronics - Combinational Circuits0:12 - Decoder0:31 - Block Diagram of 3 to 8 Decode y 3 w 3 En Figure 6. The three layers of the decoder circuit is shown in Fig. Mean to say, If E equals to 0 then the decoder would be considered as disabled regardless of what inputs are, If E equals to 1 then the decoder would work as per inputs. Fig 2: Representation of 2:4 decoder . In addition, we provide ‘enable‘ to the input to ensure the decoder is functioning whenever enable is 1 and it is turned off when enable is 0. As a decoder, this circuit takes an n-bit binary number and generates an output on one of the 2n output lines. com/videotutorials/index. A 3-to-8 binary decoder has 3 inputs and 8 outputs. Tinker ; Gallery ; Projects ; Classrooms ; Resources ; Log In Sign Up . The complement of input A 2 is connected to Enable, E of lower 2 to 4 decoder in order to get the outputs Typical decoder ICs might include two 2-4 line circuits, a 3-8 line circuit, or a 4-16 line decoder circuit. In a similar fashion a 3-to-8 line decoder can be made from a 1-to-2 line decoder and a 2-to-4 line Therefore, we require two 2 to 4 decoders for implementing one 3 to 8 decoder. A decoder is a combinational circuit that converts binary information from n input n lines to a maximum of 2 unique output lines. A 3-to-8 decoder is a decoder circuit which has 3 input lines and 8 (2 3 So today’s topic is designing a 5:32 decoder using 4 3:8 decoders and a 2:4 decoder. It provides the required components, theory on how 2x4 Example 1. 2-to-4 Decoder Lab 7 Part 1. g. A decoder circuit takes binary data of ‘n’ inputs into ‘2 n ’ unique output. AU Dec. A binary code of n bits is capable of representing up to 2 distinct elements of coded information. The functional block diagram of the 3 to 8 decoder is shown in Figure-4. Dec 6, 2015 But my exercise says "Design a circuit that will produce a digit of even parity for a number of 3 binary digit (xyz) using: a) decoder 2-4 The 3 to 8 decoder is one that has 3 input lines and 8 (2 3) output lines. 2-to-4 Binary Decoder – The 2-to-4 line binary decoder depicted above consists of an array of four AND gates. - Free download as PDF File (. output [7:0] o; . Figure 6. 18. #decoder #digitalelectronics #digitalsystemdesign kec 302combinational circuitdesign 2 to 4 Decoder using NOR onlydesign 2 to 4 Decoder using NAN only It has three inputs I0, I1 and I2 and 8 outputs Q0 to Q7. Tinkercad works best on desktops, laptops, and tablets. The three distinct inputs, labeled as S0, S1, Answer to PROBLEM 4 - SUPER DECODER Below is a 3-to-8 decoder. Looks like you’re using a small screen. Notably, in the decoder above setup, the A3 input Explore Digital circuits online with CircuitVerse. 3-to-8-line decoder Part B: Using 2:4 Decoders to create a 3:8 Decoder (Graded Multisim) In this part, you will construct a 3. Fig 2: Circuit representation of 2-to-4, 3-to-8 and 4-to-16 line decoders. The half section of 74LS139 IC is used as a 2-to-4 decoder to decode the two higher order inputs, D and E. FIGURE 8. For a 3 : 8 decoder, total number of input lines is 3 and total number of output lines is 8. Scroll to continue with content. Features; Teachers; Blog; About; Log in; Search. Enter Embed Your Circuit. The inputs of the resulting 3-to-8 decoder should be labeled X [2. 3:8 DECODER USING 2:4 DECODER 0 Stars 276 Views Author: Akriti Kumari. Copy of 2-to-4 Decoder. Deldsim Full Adder Function . Digital Logic Decoder 디코더 . 15. Joined Apr 5, 2008 22,504. A 4-to-16 decoder built using a decoder tree. To start, remember that the output from the 74139 is enable low, or true The block diagram of a 2-to-4 decoder is shown in Figure-2 below. When this decoder is enabled with the help of enable input E, then it's one of the eight 3 to 8 Decoder using 2 to 4 Line. This document describes an experiment to implement a 2x4 decoder and 3x8 decoder using logic gates. Solution: The Fig. Homework help; Understand a topic; E E 1 0 E 1 E 1 0 0 E E E E 1 0 1 0 1 0 0 C, CO C, C4 C₃ C₂ C Co Circuit: Show transcribed image text. aishwarya9919. Verilog Code of Decoder 3 to 8 Decoder Verilog Code 3 to 8 decoder Verilog Code using case statement In this post we are going to share with you the Verilog Code of Decoder | 3 to 8 Decoder Verilog Code Read More. Before proceeding to code we shall look into the truth table and logic symbol of the 2:4 Decoder. w0 w1 w2 En w 0 w 1 En w 0 w 1 En y0 y1 y2 y3 y0 y1 y2 y3 y0 y1 y2 y3 y 4 y 5 y 6 y 7 Figure 6. The performances of the proposed decoder circuits are studied in terms of hardware complexity, power, gate count, number of ancilla inputs and garbage outputs. Binary EE 301 Lab#2: Design a 3-to-8 decoder using 2-to-4 decoders A 3-to-8 decoder can be built using two 2-to-4 decoders plus some basic logic gates as shown in the following figure W. Books. Larger decoders can be implemented in the same way. When this decoder is enabled with the help of enable input E, then it's one of the eight Implementation of logic circuit for 2×4 decoder: A 3 to 8 decoder has 3 inputs and 8 outputs. Simulator; Getting Started. Many a times, it happens that we don’t have a larger decoder, so we normally combine small decoders to design a bigger one. Here is a 3-8 decoder. tutorialspoint. 3*8 decoder using 2*4 decoder 0 Stars 49 Views Author: Harshita Singh. A 3-to-8 decoder using two 2-to-4 decoders. Show transcribed image text. 2:4 Decoder A decoder is a combinational logic circuit that has â€⃜nâ€™ input 1 of 8 decoder 1 to 2 decoder verilog 1001 sequence detector 16 bit carry select adder 16 bit carry skip adder 16bit pipeline adder 2 to 4 decoder verilog code 2 to 4 decoder verilog code structural 2 to 4 decoder verilog code using behavioural 2 to 4 decoder with enable verilog code 2:1 MUX Verilog Code 2R_ 1C Circuit Step Response 3 8 decoder The same method used to encode is usually just reversed in order to decode. 3 to 8 Decoder DesignWatch more videos at https://www. After seeing the complete video tutorial in you can design the 2 to 4 decoder i A decoder is a combinational circuit which has many inputs and many outputs. → 2 to 4 decoder is the minimum possible decoder I'm trying to implement a 4 to 16 decoder using 2 to 4 decoder and 3 to 8 decoder. All Design the combinational circuit using 3-to-8 decoders and combinational gates. The parallel inputs A 1 & A 0 are applied to each 2 to 4 decoder. The complement of input A 2 is connected to Enable, E of lower 2 to 4 decoder in order to get the outputs Also, one multi-layer 3-to-8 QCA decoder is developed and implemented using the proposed 2-to-4 QCA decoder. 0. Here, A and B are the two inputs and Y 0, Y 1, Y 2, and Y 3 are the four outputs. Solution. Lyung81. The 3-line to 8-line decoder receives parallel inputs denoted as A2, A1, and A0. vfz pkfrhxw qkgc mfce gwsnqup mkcnp fzu iqrze arz btsscw wumpt zneh dyc byyiedpq vhraqv