AD5301/AD5311/AD5321 Data Sheet
Rev. C | Page 2 of 24
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
AC Characteristics ........................................................................ 5
Timing Characteristics ................................................................ 5
Absolute Maximum Ratings ............................................................ 6
ESD Caution .................................................................................. 6
Pin Configurations and Function Descriptions ........................... 7
Terminology ...................................................................................... 8
Typical Performance Characteristics ............................................. 9
Theory of Operation ...................................................................... 13
Digital-to-Analog ....................................................................... 13
Resistor String ............................................................................. 13
Output Amplifier ........................................................................ 13
Power-On Reset .......................................................................... 13
Serial Interface ................................................................................ 14
2-Wire Serial Bus ........................................................................ 14
Input Shift Register .................................................................... 14
Write Operation.......................................................................... 15
Read Operation........................................................................... 16
Power-Down Modes .................................................................. 17
Applications Notes ......................................................................... 18
Using the REF193/REF195 as a Power Supply ........................ 18
Bipolar Operation Using the AD5301/ AD5311/AD5321 .... 18
Multiple Devices on One Bus ................................................... 18
CMOS Driven SCL and SDA Lines.......................................... 18
Power Supply Decoupling ......................................................... 19
Outline Dimensions ....................................................................... 20
Ordering Guide .......................................................................... 21
REVISION HISTORY
6/2016—Rev. B to Rev. C
Changes to Figure 33 and Figure 34 ............................................. 16
Changes to Ordering Guide .......................................................... 22
3/2007—Rev. A to Rev. B
Updated Format .................................................................. Universal
Changes to Table 4 ............................................................................ 6
Changes to Figure 4 Caption ........................................................... 7
Updated Outline Dimensions ....................................................... 20
Changes to Ordering Guide .......................................................... 21
11/2003—Rev. 0 to Rev. A
Changes to Ordering Guide ............................................................ 4
Updated Outline Dimensions ....................................................... 15
7/1999—Revision 0: Initial Version