AD9231-20EBZ AD [Analog Devices], AD9231-20EBZ Datasheet - Page 2

• Manufacturer Part Number: AD9231-20EBZ
• Description: 12-Bit, 20 MSPS/40 MSPS/65 MSPS/80 MSPS, 1.8 V Dual Analog-to-Digital Converter
• Manufacturer: AD [Analog Devices]

AD9231
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagram .............................................................. 1
Product Highlights ........................................................................... 1
Revision History ............................................................................... 2
General Description ......................................................................... 3
Specifications ..................................................................................... 4
Absolute Maximum Ratings ............................................................ 9
Pin Configuration and Function Descriptions ........................... 10
Typical Performance Characteristics ........................................... 12
Equivalent Circuits ......................................................................... 17
Theory of Operation ...................................................................... 19
REVISION HISTORY
10/09—Revision 0: Initial Version
DC Specifications ......................................................................... 4
AC Specifications .......................................................................... 5
Digital Specifications ................................................................... 6
Switching Specifications .............................................................. 7
Timing Specifications .................................................................. 8
Thermal Characteristics .............................................................. 9
ESD Caution .................................................................................. 9
AD9231-80 .................................................................................. 12
AD9231-65 .................................................................................. 14
AD9231-40 .................................................................................. 15
AD9231-20 .................................................................................. 16
ADC Architecture ...................................................................... 19
Analog Input Considerations .................................................... 19
Rev. 0 | Page 2 of 36
Built-In Self-Test (BIST) and Output Test .................................. 27
Serial Port Interface (SPI) .............................................................. 28
Memory Map .................................................................................. 30
Applications Information .............................................................. 34
Outline Dimensions ....................................................................... 35
Voltage Reference ....................................................................... 22
Clock Input Considerations ...................................................... 23
Channel/Chip Synchronization ................................................ 25
Power Dissipation and Standby Mode .................................... 25
Digital Outputs ........................................................................... 26
Timing ......................................................................................... 26
Built-In Self-Test (BIST) ............................................................ 27
Output Test Modes ..................................................................... 27
Configuration Using the SPI ..................................................... 28
Hardware Interface ..................................................................... 29
Configuration Without the SPI ................................................ 29
SPI Accessible Features .............................................................. 29
Reading the Memory Map Register Table ............................... 30
Open Locations .......................................................................... 30
Default Values ............................................................................. 30
Memory Map Register Table ..................................................... 31
Memory Map Register Descriptions ........................................ 33
Design Guidelines ...................................................................... 34
Ordering Guide .......................................................................... 35