AD7273 Analog Devices, AD7273 Datasheet - Page 2

• Manufacturer Part Number: AD7273
• Description: 3 MSPS 10-Bit ADC in TSOT and MSOP Packages
• Manufacturer: Analog Devices

Specifications of AD7273

• Resolution (bits): 10bit
• # Chan: 1
• Sample Rate: 3MSPS
• Interface: Ser,SPI
• Analog Input Type: SE-Uni
• Ain Range: (Vref) p-p,Uni (Vref)
• Adc Architecture: SAR
• Pkg Type: SOP,SOT

AD7273/AD7274
TABLE OF CONTENTS
Features .............................................................................................. 1
General Description ......................................................................... 1
Functional Block Diagram .............................................................. 1
Product Highlights ........................................................................... 1
Revision History ............................................................................... 2
Specifications..................................................................................... 3
Absolute Maximum Ratings............................................................ 9
Pin Configurations and Function Descriptions ......................... 10
Typical Performance Characteristics ........................................... 11
Terminology .................................................................................... 14
Circuit Information ........................................................................ 15
REVISION HISTORY
9/05—Revision 0: Initial Version
AD7274 Specifications................................................................. 3
AD7273 Specifications................................................................. 5
Timing Specifications .................................................................. 7
Timing Examples.......................................................................... 8
ESD Caution.................................................................................. 9
Converter Operation.................................................................. 15
Rev. 0 | Page 2 of 28
Typical Connection Diagram ....................................................... 16
Modes of Operation ....................................................................... 17
Serial Interface ................................................................................ 21
Application Hints ........................................................................... 24
Outline Dimensions ....................................................................... 25
ADC Transfer Function............................................................. 15
Analog Input ............................................................................... 16
Digital Inputs .............................................................................. 16
Normal Mode.............................................................................. 17
Partial Power-Down Mode ....................................................... 17
Full Power-Down Mode ............................................................ 17
Power-Up Times......................................................................... 18
Power vs. Throughput Rate....................................................... 20
Microprocessor Interfacing....................................................... 23
Grounding and Layout .............................................................. 24
Evaluating the AD7273/AD7274 Performance......................... 24
Ordering Guide .......................................................................... 25