AD9260 Analog Devices, AD9260 Datasheet - Page 2

• Manufacturer Part Number: AD9260
• Description: 16-Bit High Speed Oversampled A/D Converter
• Manufacturer: Analog Devices

Specifications of AD9260

• Resolution (bits): 16bit
• # Chan: 1
• Sample Rate: 2.5MSPS
• Interface: Par
• Analog Input Type: Diff-Uni
• Ain Range: 4 V p-p
• Adc Architecture: Sigma-Delta
• Pkg Type: QFP

AD9260
TABLE OF CONTENTS
Specifications..................................................................................... 3
Absolute Maximum Ratings.......................................................... 11
Terminology .................................................................................... 12
Pin Configuration and Function Descriptions........................... 13
Typical Performance Characteristics ........................................... 14
REVISION HISTORY
7/04—Changed from Rev. B to Rev. C
Changed “trimpot” to “variable resistor” ..................... Universal
Updated Format................................................................ Universal
Updated Outline Dimensions ......................................................43
Changes to Ordering Guide .........................................................43
5/00—Changed from Rev. A to Rev. B.
1/98—Changed from Rev. 0 to Rev. A.
Clock Input Frequency Range .................................................... 3
DC Specifications ......................................................................... 3
AC Specifications.......................................................................... 4
Digital Filter Characteristics ....................................................... 6
Digital Filter Characteristics ....................................................... 7
Digital Specifications ................................................................... 9
Switching Specifications ............................................................ 10
Thermal Characteristics ............................................................ 11
ESD Caution................................................................................ 11
Typical AC Characterization Curves
vs. Decimation Mode ................................................................. 15
Typical AC Characterization Curves for 8× Mode ................ 16
Typical AC Characterization Curves for 4× Mode ................ 17
Typical AC Characterization Curves for 2× Mode ................ 18
Typical AC Characterization Curves for 1× Mode ................ 19
Typical AC Characterization Curves ....................................... 20
Additional AC Characterization Curves ................................. 21
Rev. C | Page 2 of 44
Theory of Operation ...................................................................... 23
Analog Input and Reference Overview ....................................... 24
Reference Operation ...................................................................... 28
Digital Inputs and Outputs ........................................................... 30
Power Dissipation Considerations ............................................... 33
Evaluation Board General Description ....................................... 36
Outline Dimensions ....................................................................... 43
Input Span ................................................................................... 24
Input Compliance Range........................................................... 24
Analog Input Operation ............................................................ 24
Driving the Input........................................................................ 25
Digital Outputs ........................................................................... 30
Mode Operation ......................................................................... 31
Bias Pin Operation ..................................................................... 32
Digital Output Driver Considerations (DRVDD) ................. 33
Grounding and Decoupling...................................................... 34
Features and User Controls....................................................... 36
Shipment Configuration............................................................ 37
Quick Setup................................................................................. 37
Application Information ........................................................... 38
Ordering Guide .......................................................................... 43