AD5381 datasheet(2/36 Pages) AD

2 / 36 page

AD5381

Rev. A | Page 2 of 36

TABLE OF CONTENTS

General Description ......................................................................... 3

Specifications..................................................................................... 4

AD5381-5 Specifications ............................................................. 4

AD5381-3 Specifications ............................................................. 6

AC Characteristics........................................................................ 7

Timing Characteristics..................................................................... 8

Serial Interface Timing ................................................................ 8

I C Serial Interface Timing

........................................................ 10

Parallel Interface Timing ........................................................... 11

Absolute Maximum Ratings.......................................................... 13

Pin Configuration and Function Descriptions........................... 14

Terminology .................................................................................... 17

Typical Performance Characteristics ........................................... 18

Functional Description .................................................................. 21

DAC Architecture—General..................................................... 21

On-Chip Special Function Registers (SFR) ............................ 22

SFR Commands .......................................................................... 22

Hardware Functions....................................................................... 25

Reset Function ............................................................................ 25

Asynchronous Clear Function.................................................. 25

BUSY and LDAC Functions...................................................... 25

FIFO Operation in Parallel Mode ............................................ 25

Power-On Reset.......................................................................... 25

Power-Down ............................................................................... 25

AD5381 Interfaces.......................................................................... 26

DSP, SPI, MICROWIRE Compatible Serial Interfaces .......... 26

I C Serial Interface

..................................................................... 28

Parallel Interface......................................................................... 30

Microprocessor Interfacing....................................................... 31

Application Information................................................................ 33

Power Supply Decoupling ......................................................... 33

Typical Configuration Circuit .................................................. 33

AD5381 Monitor Function ....................................................... 34

Toggle Mode Function............................................................... 34

Thermal Monitor Function....................................................... 34

Optical Attenuators .................................................................... 35

Utilizing the AD5381 FIFO....................................................... 35

Outline Dimensions ....................................................................... 36

Ordering Guide .......................................................................... 36

REVISION HISTORY

6/04—Data Sheet Changed from Rev. 0 to Rev. A

Changes to Ordering Guide ...........................................................36

5/04—Revision 0: Initial Version

AD5381 Datasheet(PDF) 2 Page - Analog Devices

AD5381 Datasheet(HTML) 2 Page - Analog Devices

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36

Datasheet Download

Link URL