Contents
- 1 Which IC is used for OR gate?
- 2 When would you use an AND gate?
- 3 What is the IC number for AND gate?
- 4 What is the truth table for AND gate?
- 5 What is the expression of ex-OR gate?
- 6 Which is the arrange of OR gate on both ICS?
- 7 How many logic gates are in a 14 pin IC?
- 8 How many gates are needed for a logic function?
Which IC is used for OR gate?
Digital Electronics: Integrated Circuit Logic Gates
| Number | Description |
|---|---|
| 7404 | Hex inverter (six NOT gates) |
| 7408 | Quad two-input AND gate (four AND gates) |
| 7432 | Quad two-input OR gate (four OR gates) |
| 7486 | Quad two-input XOR gate (four XOR gates) |
When would you use an AND gate?
An AND gate can be used on a gate with two inputs. AND tells us that both inputs have to be 1 in order for the output to be 1. The Boolean expression is written as Q = A AND B.
Which IC number represents ex OR gate?
XNOR gates are represented in most TTL and CMOS IC families. The standard 4000 series CMOS IC is the 4077, and the TTL IC is the 74266 (although an open-collector implementation). Both include four independent, two-input, XNOR gates.
What is the IC number for AND gate?
List of Logic Gate ICs
| IC No. | Gate |
|---|---|
| 7404 | NOT |
| 7408 | AND |
| 7432 | OR |
| 7486 | EX-OR |
What is the truth table for AND gate?
Truth tables A truth table is a good way to show the function of a logic gate. It shows the output states for every possible combination of input states. The symbols 0 (false) and 1 (true) are usually used in truth tables. The example truth table shows the inputs and output of an AND gate.
What is the difference between AND gate and OR gate?
What is the difference between AND gate and OR gate? 1. AND gate gives a ‘true’ output only when both inputs are ‘true’, whereas OR gate gives an output of ‘true’ if at least one of the inputs is ‘true’. AND gate implements logical conjunction and OR gate implements logical disjunction.
What is the expression of ex-OR gate?
XOR Gate Equivalent Circuit The EX-OR gate is defined as a hybrid logic gate with 2 inputs to perform the Exclusive Disjunction operation. From the above calculations, the main Boolean Expression of XOR gate is: A B + A B. So, the XOR circuit with 2 inputs is designed using AND, OR and NOT gates as shown below.
Which is the arrange of OR gate on both ICS?
We will now discuss on the arrange of OR gate on both the ICs. In CMOS ICS. 4000 series is available in digital electronic 4071 is the CMOS IC number of inputs in each gate is two. 4075 is 3 – input OR gate and 4072 is 4 – input OR gate in CMOS ICs. A internal gate picture of 4071 can make you understand about this IC.
What is an OR gate circuit using IC 74LS32?
OR Gate Circuit using IC 74LS32 OR gate is a digital logic gate, designed for arithmetic and logical operations. This gate is mainly used in applications where there is a need for mathematical calculations. Here we are going to use 74LS32 chip for demonstration, this chip has 4 OR gates in it.
How many logic gates are in a 14 pin IC?
Typically, standard logic gates are available in 14 pin or 16 pin DIL (dual in line) chips. The number of gates per IC varies depending on the number of inputs per gate. Two−input gates are common, but if only a single input is required, such as in the 7404 NOT (or inverter) gates, a 14 pin IC can accommodate 6 (or Hex) gates.
How many gates are needed for a logic function?
For these gates the truth tables would need to be extended to include all possible input conditions. Because gates are manufactured in IC form, typically containing two to six gates of the same type, it is often uneconomical to use a complete IC of six gates to perform a particular logic function.