Datasheet

AD5390/AD5391/AD5392 Data Sheet
Rev. E | Page 2 of 44
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
General Description ......................................................................... 4
Specifications ..................................................................................... 5
AD5390-5/AD5391-5/AD5392-5 Specifications ..................... 5
AD5390-5/AD5391-5/AD5392-5 AC Characteristics............. 7
AD5390-3/AD5391-3/AD5392-3 Specifications ..................... 8
AD5390-3/AD5391-3/AD5392-3 AC Characteristics........... 10
Timing Characteristics ................................................................... 11
Serial SPI-, QSPI-, MICROWIRE-, and DSP-Compatible
Interface ....................................................................................... 11
I
2
C Serial Interface ...................................................................... 13
Absolute Maximum Ratings .......................................................... 14
ESD Caution ................................................................................ 14
Pin Configuratons and Function Descriptions .......................... 15
Terminology .................................................................................... 18
Typical Performance Characteristics ........................................... 19
Functional Description .................................................................. 23
DAC Architecture ....................................................................... 23
Data Decoding ............................................................................ 24
Interfaces .......................................................................................... 25
DSP-, SPI-, and MICROWIRE-Compatible Serial Interface 25
I
2
C Serial Interface ..................................................................... 27
I
2
C Write Operation ....................................................................... 28
4-Byte Mode ................................................................................ 28
3-Byte Mode ................................................................................ 29
2-Byte Mode ................................................................................ 30
AD539x On-Chip Special Function Registers ........................ 31
Control Register Write ............................................................... 33
Hardware Functions ....................................................................... 35
Reset Function ............................................................................ 35
Asynchronous Clear Function .................................................. 35
BUSY
and
LDAC
Functions...................................................... 35
Power-On Reset .......................................................................... 35
Power-Down ............................................................................... 35
Microprocessor Interfacing ....................................................... 35
Application Information ................................................................ 37
Power Supply Decoupling ......................................................... 37
Typical Configuration Circuit .................................................. 37
AD539x Monitor Function ....................................................... 38
Toggle Mode Function ............................................................... 38
Thermal Monitor Function ....................................................... 38
Outline Dimensions ....................................................................... 40
Ordering Guide .......................................................................... 41
REVISION HISTORY
6/12—Rev. D to Rev. E
Changes to Table 1 ........................................................................... 4
Change to Accuracy Parameter, Gain Error, Table 2 ................... 5
Change to Accuracy Parameter, Gain Error, Table 4 ................... 8
Added Exposed Pad Notation to Figure 7 and Figure 8 ............ 15
5/12—Rev. C to Rev. D
Changes to Product Title and Features Section ............................ 1
Changes to Table 2 ............................................................................ 4
Changes to Table 3 ............................................................................ 6
Changes to Table 4 ............................................................................ 7
Changes to Table 5 ............................................................................ 9
Changes to Table 6 .......................................................................... 10
Changes to Table 8 .......................................................................... 13
Changes to Figure 8 and Figure 10 ............................................... 14
Changes to Table 9 .......................................................................... 16
Changes to Figure 17, Figure 18, Figure 19, And Figure 22 ...... 19
Changes to Figure 23, Figure 24, Figure 25, and Figure 26 ....... 20
Changes to Table 26 ........................................................................ 32
Changes to Ordering Guide .......................................................... 40
1/09—Rev. B to Rev. C
Updated Format .................................................................. Universal
Changes to Figure 33 ...................................................................... 27
Added Figure 34 and Renumbered Sequentially ........................ 27
Changes to Figure 34 ...................................................................... 28
Changes to Table 28 ....................................................................... 33
Change order of Figure 41 and Figure 42 .................................... 36
Changes to To ggle Mode Function Section ................................ 37
3/06—Rev. A to Rev. B
Changes to Figure 1 ........................................................................... 1
Changes to Table 9 .......................................................................... 14
Changes to Table 12 and Table 15 ................................................ 23
Updated Outline Dimensions ....................................................... 39
Changes to Ordering Guide .......................................................... 40