MAX5440(2006) Просмотр технического описания (PDF) - Maxim Integrated

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MAX5440
(Rev.:2006)

Stereo Volume Control with Rotary Encoder Interface

Maxim Integrated 

Stereo Volume Control

with Rotary Encoder Interface

USER ROTATES ENCODER

01

SWITCH

CONTACT

IS BOUNCING

SWITCH

CONTACT

IS STABLE

SWITCH CONTACT

IS BOUNCING

INPUT ACCEPTED

00

tWS

tHPW

WAIT FOR FIRST

ZERO CROSSING, tWS

tLPW

DEBOUNCE BY WAITING

FOR STABLE HIGH, tHPW

DEBOUNCE BY WAITING

FOR STABLE LOW, tLPW

VH_

VL_

WIPER MOVES HERE

WIPER MOTION

Figure 4a. Wiper Transition Timing Diagram—Suppression Circuitry Active

2dB STEPS

10 ______________________________________________________________________________________

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