MAX5591BEUI 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

—

FBA

Feedback for DACA

—

FBB

Feedback for DACB

—

FBC

Feedback for DACC

—

FBD

Feedback for DACD

—

FBE

Feedback for DACE

—

FBF

Feedback for DACF

—

FBG

Feedback for DACG

—

FBH

Feedback for DACH

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