AD5301/AD5311/AD5321
TABLE OF CONTENTS
Features .............................................................................................. 1
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
Application Notes........................................................................... 18
Using REF19x 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
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
REVISION HISTORY
3/07—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
11/03—Rev. 0 to Rev. A
Changes to Ordering Guide ............................................................ 4
Updated Outline Dimensions....................................................... 15
7/99—Revision 0: Initial Version
Rev. B | Page 2 of 24