AD5330/AD5331/AD5340/AD5341
TABLE OF CONTENTS
Features .............................................................................................. 1
Double-Buffered Interface ........................................................ 18
CLR
Applications....................................................................................... 1
General Description......................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
AC Characteristics........................................................................ 4
Timing Characteristics ................................................................ 5
Absolute Maximum Ratings............................................................ 6
ESD Caution.................................................................................. 6
Pin Configurations and Function Descriptions ........................... 7
Terminology .................................................................................... 11
Typical Performance Characteristics ........................................... 13
Theory of Operation ...................................................................... 17
Digital-to-Analog Section......................................................... 17
Resistor String............................................................................. 17
DAC Reference Input................................................................. 17
Output Amplifier........................................................................ 17
Parallel Interface ............................................................................. 18
Clear Input (
Chip Select Input ( )............................................................... 18
WR
) ...................................................................... 18
CS
)....................................................................... 18
LDAC
Write Input (
Load DAC Input (
).......................................................... 18
High-Byte Enable Input (HBEN)............................................. 18
Power-On Reset.......................................................................... 18
Power-Down Mode ........................................................................ 19
Suggested Databus Formats .......................................................... 20
Applications Information.............................................................. 21
Typical Application Circuits ..................................................... 21
Driving VDD From the Reference Voltage ............................... 21
Bipolar Operation Using the AD5330/AD5331/
AD5340/AD5341......................................................................... 21
Decoding Multiple AD5330/AD5331/ AD5340/AD5341 .... 21
Programmable Current Source ................................................ 22
Power Supply Bypassing and Grounding................................ 22
Outline Dimensions....................................................................... 24
Ordering Guide .......................................................................... 25
REVISION HISTORY
2/08—Rev. 0 to Rev. A
Updated Format..................................................................Universal
Changes to Table 4.......................................................................... 16
Replaced Driving VDD from the Reference Voltage Section ..... 21
Updated Outline Dimensions....................................................... 24
Changes to Ordering Guide .......................................................... 25
4/00—Revision 0: Initial Version
Rev. A | Page 2 of 28
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