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4070 - Quad 2-Input Exclusive-OR Gate (CM045E)

Description: Four independent Exclusive-OR gates are found inside this package.


Functional Diagram or/and Package:





Pin Names:

Vdd - Positive Supply Voltage [3V to 15V]

Vss - Ground

A1, B1, A2, B2, A3, B3, A4, B4 - Inputs

Y1, Y2, YB, Y4 – Outputs


Truth Table:


0 0 0
0 1 1
1 0 1
1 1 0


Operation Mode:

- The gates can be used independently.

- The logic levels are applied to the inputs of each gate.

- The output goes to a logic level determined by the combination of the logic inputs according to the truth table.


Electrical Characteristics:





Other Devices:

The 4508 is an equivalent device. The 4080 is also an equivalent device but is not used much anymore.



Logic Functions

Parity Generators/Checkers




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