1

2

3

4

12

11

10

9

DAP=COMA

COMA

COMD

VD

SCLK

C3

NC

ERRLVL

OUT

DAC161S997

www.ti.com

SNAS621 – JUNE 2013

16-PIN WQFN

(TOP VIEW)

PIN DESCRIPTIONS

PIN

DESCRIPTION

NAME

NO.

BASE

16

A

External NPN base drive

COMA

1

P

Analog-block negative supply rail (local COMMON)

COMD

2

P

Digital-block negative supply rail (local COMMON)

CSB

6

I

SPI chip select

C1

14

A

External capacitor

C2

13

A

External capacitor, HART input

C3

12

A

External capacitor

DAP

DAP

P

Die attach pad. Connect directly to local COMMON (COMA, COMD).

EERB

7

O

Error flag output, open drain, active LOW

ERRLVL

10

I

Sets output-current level at power up and under-error conditions.

NC

11

Do not connect to this pin.

OUT

9

A

Loop output current source output

SCLK

4

I

SPI clock input

SDI

5

I

SPI data input

SDO

8

O

SPI data output

VA

15

P

Analog-block positive supply rail

VD

3

P

Digital-block positive supply rail.

(1)

G = Ground, I = Digital Input, O = Digital Output, P = Power, A = Analog

ORDERABLE PART

TOP-SIDE MARKING

NUMBER

16-pin RGH0016A (WQFN)

4 mm × 4 mm

DAC161S997

RGH

(1)

For the most current package and ordering information, see the Package Option Addendum at the end of this document, or see the TI

web site at www.ti.com.

(2)

Package drawings, thermal data, and symbolization are available at www.ti.com/packaging.

Copyright © 2013, Texas Instruments Incorporated

3

Product Folder Links: DAC161S997