How many 2 input NOR gates are needed to implement an inverter?
For a two-input gate, this requires three more NOR gates connected as inverters.
Can an inverter have two inputs?
With a single-input gate such as the inverter or buffer, there can only be two possible input states: either the input is “high” (1) or it is “low” (0). As was mentioned previously in this chapter, a two input gate has four possibilities (00, 01, 10, and 11).
How can you make an inverter using a NOR gate?
Simple trick to using a NAND or NOR gate to create an Inverter or NOT gate. If you tie one input into both inputs of the NAND or NOR gate, it will create the equivalent of a NOT gate. This can be useful when you are already using a larger IC NAND or NOR chip and you need to throw an inverter in there.
How many inputs can and gate have?
For example, logic gates can be used in technologies such as smartphones, tablets or within memory devices. In a circuit, logic gates will make decisions based on a combination of digital signals coming from its inputs. Most logic gates have two inputs and one output.
Is XOR and nor the same?
NOR: NOR gate is formed by a combination of NOT and OR gates. NOR gate gives an output of 1 if both inputs are 0, otherwise 0. XOR: XOR gate or Exclusive-OR gate is a special type of logic gate which gives 0 as output if both of the inputs are either 0 or 1, otherwise it gives 1.
How many 2-input NOR gates does it take to produce a 2-input NAND gate?
Discussion :: Combinational Logic Analysis – General Questions (Q. No. 23)
| 23. | How many 2-input NOR gates does it take to produce a 2-input NAND gate? |
|---|---|
| [A]. 1 [B]. 2 [C]. 3 [D]. 4 Answer: Option D Explanation: No answer description available for this question. Workspace Report errors Name : Email: Workspace Report |
What is the minimum number of 2-input NOR gates required?
3
Therefore, the minimum number of 2-input NOR gates needed to implement the function is 3.
Which is of the two input logic gate can be used to implement an inverter?
Tying the two inputs together essentially makes the AND or OR function disappear, since A AND A = A, and A OR A = A, so all you have left is the inverter. This is very often done when designers use IC’s like the 7400 quad NAND gate, and don’t need to use all four as NANDs, so the unused ones can be repurposed as inverters.
How many inputs can a NOR gate have?
3-input NOR Gate. As with the OR function, the NOR function can also have any number of individual inputs and commercial available NOR Gate IC’s are available in standard 2, 3, or 4 input types. If additional inputs are required, then the standard NOR gates can be cascaded together to provide more inputs for example.
How can I make a logic NOR gate?
A simple 2-input logic NOR gate can be constructed using RTL Resistor-transistor switches connected together as shown below with the inputs connected directly to the transistor bases. Both transistors must be cut-off “OFF” for an output at Q.
What’s the difference between NAND and NOR gates?
Two-input NAND or NOR gates can have their inputs tied together, turning them into an inverter, since a NAND consists of an AND followed by an inverter, and a NOR consists of an OR followed by an inverter.