Datasheet

AD5697R Data Sheet
Rev. 0 | Page 2 of 28
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Product Highlights ........................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
AC Characteristics ........................................................................ 5
Timing Characteristics ................................................................ 6
Absolute Maximum Ratings ............................................................ 7
ESD Caution .................................................................................. 7
Pin Configurations and Function Descriptions ........................... 8
Typical Performance Characteristics ............................................. 9
Terminology .................................................................................... 15
Theory of Operation ...................................................................... 17
Digital-to-Analog Converter .................................................... 17
Transfer Function ....................................................................... 17
DAC Architecture ....................................................................... 17
Serial Interface ............................................................................ 18
Write and Update Commands .................................................. 18
Serial Operation ......................................................................... 19
Write Operation.......................................................................... 19
Read Operation........................................................................... 20
Multiple DAC Readback Sequence .......................................... 20
Power-Down Operation ............................................................ 21
Load DAC (Hardware
LDAC
Pin) ........................................... 22
LDAC
Mask Register ................................................................. 22
Hardware Reset (
RESET
) .......................................................... 23
Reset Select Pin (RSTSEL) ........................................................ 23
Internal Reference Setup ........................................................... 23
Solder Heat Reflow ..................................................................... 23
Long-Term Temperature Drift ................................................. 23
Thermal Hysteresis .................................................................... 24
Applications Information .............................................................. 25
Microprocessor Interfacing ....................................................... 25
AD5697R-to-ADSP-BF531 Interface ...................................... 25
Layout Guidelines....................................................................... 25
Galvanically Isolated Interface ................................................. 25
Outline Dimensions ....................................................................... 26
Ordering Guide .......................................................................... 26
REVISION HISTORY
2/13—Revision 0: Initial Version