MAX5590 datasheet(13/33 Pages) MAXIM

13 / 33 page

Buffered, Fast-Settling, Octal, 12/10/8-Bit,

Voltage-Output DACs

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Pin Description

MAX5590

MAX5592

MAX5594

MAX5591

MAX5593

MAX5595

NAME

FUNCTION

AVDD

Analog Supply

AGND

Analog Ground

OUTA

DACA Output

4, 8, 17, 21

—

N.C.

No Connection. Not internally connected.

OUTB

DACB Output

OUTC

DACC Output

710

OUTD

DACD Output

911

Active-Low Chip-Select Input

SCLK

Serial Clock Input

DIN

Serial Data Input

DSP

Clock Enable. Connect DSP to DVDD at power-up to transfer data on the rising edge

of SCLK. Connect DSP to GND to transfer data on the falling edge of SCLK.

Connect DSP to DGND at power-up to transfer data on the falling edge of SCLK.

DVDD

Digital Supply

DGND

Digital Ground

UPIO1

User-Programmable Input/Output 1

UPIO2

User-Programmable Input/Output 2

OUTE

DACE Output

OUTF

DACF Output

OUTG

DACG Output

OUTH

DACH Output

Power-Up State Select Input. Connect PU to DVDD to set OUTA–OUTH to full scale

upon power-up. Connect PU to DGND to set OUTA–OUTH to zero upon power-up.

Leave PU floating at power-up to set OUTA–OUTH to midscale.

REF

Reference Input

—4

FBA

Feedback for DACA

—5

FBB

Feedback for DACB

—8

FBC

Feedback for DACC

—9

FBD

Feedback for DACD

—20

FBE

Feedback for DACE

—21

FBF

Feedback for DACF

—24

FBG

Feedback for DACG

—25

FBH

Feedback for DACH

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