Rainbow-electronics MAX5439 Manual de usuario descargar pdf (Pagina 8)

MAX5436–MAX5439

±15V, 128-Tap, Low-Drift Digital Potentiometers

8 _______________________________________________________________________________________

DATA WORD

D7 D6 D5 D4 D3 D2 D1 D0

Don’t Care (MSB) (LSB)

First Bit

Loaded

Last Bit Loaded

Figure 1. Serial Data Format

WIPER POSITION UPDATED

MSB LOADED

SCLK

DIN

MSB LSB

D0D1D2D3D4D5D6D7

LAST BIT LOADED

TIME

Figure 2. Serial Interface Timing Diagram

SCLK

DIN

CSO

CSS

CSH

CS1

CSW

Figure 3. Detailed Serial Interface Timing Diagram

1 2 3 4 5 6 7 8 9 10 11

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Rainbow-electronics MAX5439 Manual de usuario Pagina 8