SM5021A View Datasheet(PDF) - Advanced Analogic Technologies

Part Name

Description

MFG CO.

SM5021A

ENCODER

Advanced Analogic Technologies 

1 2 3 4 5 6 7 8

三合微科股份有限公司

SAMHOP Microelectronics Corp.

SM5021

ENCODER

D. SM5021A Transmission Waveform

Normal Condition

Key 1

Key2

OSC

LED

DOUT

F1 F2 F3 F4

F1 F2 F3 F4 F1 F2 F3 F4

Overlap Condition

If more than one key is pressed, transmission stops.

Key 1

Key2

OSC

LED

DOUT

F1 F2

t > 32ms

F1 F2 F3 F4

Page 5

V.2.0 Mar 8,2002

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