Description:

This device acts as a 4-pole double throw switch. Inside the package four AND-DR select gates with common select logic are found.

 

Functional Diagram and/ or Package:

 


 

 

 

Pin Names:

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

Vss - Ground

AS, BS - Selection Inputs

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

O1, O2, O3, O4 – Outputs

 

Truth Table:

 


 

 

 

Operation Mode:

The function selecticnis made by the inputs AS and BS according the truth table.

 

Electrical Characteristics:

 


 

 

 

Other Devices:

The 4519 is similar, but has the option of an exclusive OR function.

 

Applications:

Select Gating [AND-DR]

AND-OR/Exclusive DR Selectors

True/Complement Selectors

Shift Left/Shift Right Registers

 

Observations:

This circuit acts only as a data selector - it isn’t a data distributor.

 

 

Datasheets


N° of component