MM54C922 Ver la hoja de datos (PDF) - National ->Texas Instruments

Número de pieza

componentes Descripción

Fabricante

MM54C922

16-Key Encoder / 20-Key Encoder

National ->Texas Instruments 

Block Diagram

TL F 6037 – 5

Truth Table

Switch 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19

Position Y1 X1 Y1 X2 Y1 X3 Y1 X4 Y2 X1 Y2 X2 Y2 X3 Y2 X4 Y3 X1 Y3 X2 Y3 X3 Y3 X4 Y4 X1 Y4 X2 Y4 X3 Y4 X4 Y5 X1 Y5 X2 Y5 X3 Y5 X4

D

A A0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1 0 1

T B0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1 0 0 1 1

A C0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0

O D0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 0 0 0 0

U E0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1

T

Omit for MM54C922 MM74C922

4

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