Datasheet

AD5722R/AD5732R/AD5752R
Rev. D | Page 2 of 32
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications....................................................................................... 1
General Description......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
AC Performance Characteristics................................................ 5
Timing Characteristics ................................................................ 6
Timing Diagrams.......................................................................... 7
Absolute Maximum Ratings............................................................ 9
ESD Caution.................................................................................. 9
Pin Configuration and Function Descriptions........................... 10
Typical Performance Characteristics ........................................... 11
Terminology .................................................................................... 18
Theory of Operation ...................................................................... 20
Architecture................................................................................. 20
Serial Interface ............................................................................ 20
Load DAC (
LDAC
)..................................................................... 22
Asynchronous Clear (
CLR
)....................................................... 22
Configuring the AD5722R/AD5732R/AD5752R .................. 22
Transfer Function....................................................................... 22
Input Shift Register .................................................................... 26
DAC Register .............................................................................. 27
Output Range Select Register ................................................... 27
Control Register ......................................................................... 28
Power Control Register ............................................................. 28
Design Features............................................................................... 29
Analog Output Control ............................................................. 29
Power-Down Mode.................................................................... 29
Overcurrent Protection ............................................................. 29
Thermal Shutdown .................................................................... 29
Internal Reference ...................................................................... 29
Applications Information.............................................................. 30
+5 V/±5 V Operation ................................................................ 30
Layout Guidelines....................................................................... 30
Galvanically Isolated Interface ................................................. 30
Microprocessor Interfacing....................................................... 30
Outline Dimensions ....................................................................... 31
Ordering Guide .......................................................................... 31
REVISION HISTORY
7/11—Rev. C to Rev. D
Changes to Table 4: t7, t8, t10 Limits......................................................6
3/11—Rev. B to Rev. C
Changes to Configuring the AD5722R/AD5732R/
AD5752R Section ........................................................................... 22
8/10—Rev. A to Rev. B
Changes to Table 28........................................................................ 28
4/10—Rev. 0 to Rev. A
Changes to Junction Temperature, T
J
max Parameter, Table 5 .. 9
Changes to Exposed Paddle Description, Table 6...................... 10
11/08—Revision 0: Initial Version