Datasheet

AD5450/AD5451/AD5452/AD5453 Data Sheet
Rev. G | Page 2 of 28
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Timing Characteristics ................................................................ 5
Absolute Maximum Ratings ............................................................ 6
ESD Caution .................................................................................. 6
Pin Configurations and Function Descriptions ........................... 7
Typical Performance Characteristics ............................................. 8
Terminology .................................................................................... 15
General Description ....................................................................... 16
DAC Section ................................................................................ 16
Circuit Operation ....................................................................... 16
Single-Supply Applications ....................................................... 18
Adding Gain ................................................................................ 18
Divider or Programmable Gain Element ................................ 19
Reference Selection .................................................................... 19
Amplifier Selection .................................................................... 19
Serial Interface ............................................................................ 21
Microprocessor Interfacing ....................................................... 22
PCB Layout and Power Supply Decoupling ........................... 24
Outline Dimensions ....................................................................... 26
Ordering Guide .......................................................................... 27
Automotive Products ................................................................. 27
REVISION HISTORY
6/13—Rev. F to Rev. G
Change to General Description Section ........................................ 1
Change to Figure 56 and Figure 57 .............................................. 22
Updated Outline Dimensions ....................................................... 27
Changes to Ordering Guide .......................................................... 27
4/12—Rev. E to Rev. F
Changes to General Description Section ...................................... 1
Deleted Evaluation Board for the DAC Section, Power Supplies
for the Evaluation Board Section, and Figure 64;
Renumbered Sequentially .............................................................. 25
Deleted Figure 65 and Figure 66 ................................................... 26
Deleted Figure 67 ............................................................................ 27
Changes to Ordering Guide .......................................................... 27
3/11—Rev. D to Rev. E
Changes to
SYNC
Function Section ............................................ 21
Added Figure 54 (Renumbered Sequentially) ............................ 21
Added Figure 55 and Table 11 ..................................................... 22
2/11—Rev. C to Rev. D
Added 8-Lead LFCSP ......................................................... Universal
Changes to Features Section............................................................ 1
Updated Outline Dimensions ....................................................... 27
Changes to Ordering Guide .......................................................... 28
Added Automotive Products Section .......................................... 28
1/10—Rev. B to Rev. C
Changes to DAC Control Bits C1, C0 .......................................... 21
Updated Outline Dimensions ....................................................... 27
Changes to Ordering Guide .......................................................... 28
3/06—Rev. A to Rev. B
Updated Format .................................................................. Universal
Changes to Features .......................................................................... 1
Changes to General Description ..................................................... 1
Changes to Specifications ................................................................. 4
Changes to Figure 27 and Figure 28............................................. 11
Change to Table 9 ........................................................................... 20
Changes to Table 12 ....................................................................... 26
Updated Outline Dimensions ....................................................... 27
Changes to Ordering Guide .......................................................... 28
7/05—Rev. 0 to Rev. A
Added AD5453 ................................................................... Universal
Changes to Specifications ................................................................. 4
Change to Figure 21 ....................................................................... 10
Updated Outline Dimensions ....................................................... 27
Changes to Ordering Guide .......................................................... 28
1/05—Revision 0: Initial Version