Rainbow-electronics MAX5259 Manuel d'utilisateur télécharger pdf (Page 11)

MAX5258/MAX5259

+3V/+5V, Low-Power, 8-Bit Octal DAC

with Rail-to-Rail Output Buffers

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CS

SCLK

INSTRUCTION

EXECUTED

DIN

DACA

X X A2 A1

A0

C2 C1 C0 D7 D6 D5 D4 D3 D2 D1 D0

DATA FROM PREVIOUS DATA INPUT

X X A2 A1

A0

C2 C1 C0 D7 D6 D5 D4 D3 D2 D1 D0

X X A2 A1

A0

C2 C1 C0 D7 D6 D5 D4 D3 D2 D1 D0

DACA

X X A2 A1

A0

C2 C1 C0 D7 D6 D5 D4 D3 D2 D1 D0

DATA FROM PREVIOUS DATA INPUT

X X A2 A1

A0

C2 C1 C0 D7 D6 D5 D4 D3 D2 D1 D0

X X A2 A1

A0

C2 C1 C0 D7 D6 D5 D4 D3 D2 D1 D0

DOUT

MODE 1

DOUT

MODE 0

(DEFAULT)

Figure 1. 3-Wire Interface Timing

SCLK

t

CSS

t

CL

t

CH

t

CP

t

CSW

t

CS1

t

D02

t

CLL

t

LDAC

t

D01

t

CSH

t

DS

t

DH

CS

DIN

DOUT

LDAC

Figure 2. Detailed Serial-Interface Timing Diagram

1 2 ... 6 7 8 9 10 11 12 13 14 15 16 ... 19 20

MAX5258/MAX5259 1

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