10 37. 38. 다 39. BIU A !!!
Introductory Circuit Analysis (13th Edition)
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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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Please dertimine output logic.
Only clear nodes represent inversion

Transcribed Image Text:# Digital Logic Gate Diagrams
## Problem 39
### Diagram Explanation:
This circuit diagram depicts a combination of logic gates to achieve a particular logical operation.
- The circuit takes two inputs.
- Each input is connected to a NOT gate (inverter).
- The outputs of the NOT gates are then fed into an AND gate.
### Symbols:
- **Red Square with White Arrow:** Represents the logical inputs, which can be 0 (low) or 1 (high).
- **NOT Gate (Inverter):** Represented by a triangle followed by a small circle. This gate inverts the input signal.
- **AND Gate:** Represented by a D-shaped symbol, which outputs high only when all inputs are high.
### Truth Table:
| Input 1 | Input 2 | Output |
|---------|---------|--------|
| 0 | 0 | 1 |
| 0 | 1 | 0 |
| 1 | 0 | 0 |
| 1 | 1 | 0 |
---
## Problem 40
### Diagram Explanation:
This circuit diagram incorporates a combination of NOT, AND, and OR gates to perform a specific logical function.
- The circuit takes three inputs.
- Each input is inverted using a NOT gate.
- The outputs of the NOT gates for the first two inputs are fed into an AND gate.
- The output of the AND gate and the third input are fed into an OR gate.
- The output of the OR gate goes through another NOT gate to produce the final output.
### Symbols:
- **OR Gate:** Represented by a curved shape with a point, which outputs high if at least one input is high.
- **Other Symbols:** Same as Problem 39.
### Truth Table:
| Input 1 | Input 2 | Input 3 | Output |
|---------|---------|---------|--------|
| 0 | 0 | 0 | 1 |
| 0 | 0 | 1 | 0 |
| 0 | 1 | 0 | 0 |
| 0 | 1 | 1 | 0 |
| 1 | 0 | 0 | 0 |
| 1 | 0 | 1 | 0 |
| 1

Transcribed Image Text:### Educational Content on Basic Logic Circuits
#### Logic Gate Diagrams and Their Functions
**Diagram 1 (Figure 37)**:
- This diagram showcases a combination of logic gates used to process input signals.
- The inputs consist of three switches, each with binary inputs 1 (ON) and 0 (OFF).
- Each pair of inputs is fed into an AND gate, which produces an output signal only when both inputs are 1.
- The outputs from the three AND gates are then combined using an OR gate, which produces an output if at least one of its inputs is 1.
**Diagram 2 (Figure 37)**:
- This diagram is similar to the first one but includes an additional NOT gate at the final output.
- The same configuration of three AND gates and one OR gate is used.
- The output of the OR gate is inverted by the NOT gate, changing the final signal to its opposite state (i.e., 1 becomes 0, and 0 becomes 1).
**Diagram 3 (Figure 38)**:
- This diagram illustrates a series of NOT gates used in sequence.
- A single switch provides the binary input (1 or 0).
- The input signal passes through a series of NOT gates, each inverting the signal.
- The final value can be determined based on the number of NOT gates; an even number leaves the input unchanged, while an odd number inverts it.
#### Understanding Logic Gates:
**AND Gate**:
- Requires both inputs to be 1 (high) for the output to be 1 (high).
- If either input is 0 (low), the output will be 0 (low).
**OR Gate**:
- Requires at least one input to be 1 (high) for the output to be 1 (high).
- If both inputs are 0 (low), the output will be 0 (low).
**NOT Gate**:
- Inverts the input signal.
- If the input is 1 (high), the output is 0 (low), and vice versa.
These diagrams are foundational for understanding how logic circuits can be used in computational systems to perform various operations. Whether dealing with basic decision-making processes or more complex computational tasks, logic gates play a critical role in designing functional electronic systems.
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