AD9648 Analog Devices, AD9648 Datasheet - Page 2

• Manufacturer Part Number: AD9648
• Description: 14-Bit, 125 MSPS/105 MSPS, 1.8 V Dual Analog-to-Digital Converter
• Manufacturer: Analog Devices

Specifications of AD9648

• Resolution (bits): 14bit
• # Chan: 2
• Sample Rate: 125MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: (2Vref) p-p,2 V p-p
• Adc Architecture: Pipelined
• Pkg Type: CSP

AD9648
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 .......................................................... 12
Pin Configurations and Function Descriptions ......................... 13
Typical Performance Characteristics ........................................... 19
Equivalent Circuits ......................................................................... 24
Theory of Operation ...................................................................... 25
REVISION HISTORY
7/11—Revision 0: Initial Version
DC Specifications ........................................................................... 4
AC Specifications ........................................................................... 5
Digital Specifications ................................................................... 6
Switching Specifications ................................................................ 8
Timing Specifications .................................................................. 9
Thermal Characteristics ............................................................ 12
ESD Caution ................................................................................ 12
AD9648-125 ................................................................................ 20
AD9648-105 ................................................................................ 22
ADC Architecture ...................................................................... 25
Analog Input Considerations .................................................... 25
Rev. 0 | Page 2 of 44
Built-In Self-Test (BIST) and Output Test .................................. 32
Serial Port Interface (SPI) .............................................................. 33
Memory Map .................................................................................. 35
Applications Information .............................................................. 41
Outline Dimensions ....................................................................... 42
Voltage Reference ....................................................................... 27
Clock Input Considerations ...................................................... 28
Channel/Chip Synchronization ................................................ 30
Power Dissipation and Standby Mode .................................... 30
Digital Outputs ........................................................................... 31
Timing ......................................................................................... 31
Built-In Self-Test (BIST) ............................................................ 32
Output Test Modes ..................................................................... 32
Configuration Using the SPI ..................................................... 33
Hardware Interface ..................................................................... 34
Configuration Without the SPI ................................................ 34
SPI Accessible Features .............................................................. 34
Reading the Memory Map Register Table ............................... 35
Memory Map Register Table ..................................................... 36
Memory Map Register Descriptions ........................................ 39
Design Guidelines ...................................................................... 41
Ordering Guide .......................................................................... 42