Datasheet

AD9284 Data Sheet
Rev. A | Page 2 of 24
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
General Description ......................................................................... 1
Product Highlights ........................................................................... 1
Functional Block Diagram .............................................................. 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
DC Specifications ......................................................................... 3
AC Specifications .......................................................................... 4
Digital Specifications ................................................................... 5
Switching Specifications .............................................................. 6
SPI Timing Specifications ........................................................... 6
Absolute Maximum Ratings ............................................................ 7
Thermal Resistance ...................................................................... 7
ESD Caution .................................................................................. 7
Pin Configuration and Function Descriptions ............................. 8
Typical Performance Characteristics ........................................... 10
Equivalent Circuits ......................................................................... 12
Theory of Operation ...................................................................... 13
ADC Architecture ...................................................................... 13
Analog Input Considerations .................................................... 13
Voltage Reference ....................................................................... 13
RBIAS ........................................................................................... 13
Clock Input Considerations ...................................................... 14
Digital Outputs ........................................................................... 14
Built-In Self-Test (BIST) and Output Test .................................. 15
Built-In Self-Test (BIST ) ............................................................ 15
Output Test Modes ..................................................................... 15
Serial Port Interface (SPI) .............................................................. 16
Configuration Using the SPI ..................................................... 16
Hardware Interface ..................................................................... 17
Configuration Without the SPI ................................................ 17
SPI Accessible Features .............................................................. 17
Memory Map .................................................................................. 18
Reading the Memory Map Register Table ............................... 18
Memory Map Register Table ..................................................... 19
Memory Map Register Descriptions ........................................ 21
Applications Information .............................................................. 22
Design Guidelines ...................................................................... 22
Outline Dimensions ....................................................................... 23
Ordering Guide .......................................................................... 23
REVISION HISTORY
6/13—Rev. 0 to Rev. A
Changes to Clock Input Parameters, Table 4 ................................. 6
1/11—Revision 0: Initial Version