AD7441 Analog Devices, AD7441 Datasheet - Page 2

• Manufacturer Part Number: AD7441
• Description: Pseudo Differential Input, 1 MSPS, 10-Bit ADC in an 8-Lead SOT-23
• Manufacturer: Analog Devices

Specifications of AD7441

• Resolution (bits): 10bit
• # Chan: 1
• Sample Rate: 1MSPS
• Interface: Ser,SPI
• Analog Input Type: SE-Uni
• Ain Range: (2Vref) p-p
• Adc Architecture: SAR
• Pkg Type: SOP,SOT

AD7441/AD7451
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Functional Block Diagram .............................................................. 1
General Description ......................................................................... 1
Product Highlights ........................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 8
Pin Configurations and Function Descriptions ........................... 9
Typical Performance Characteristics ........................................... 10
Terminology .................................................................................... 12
Theory of Operation ...................................................................... 13
REVISION HISTORY
3/10—Rev. C to Rev. D
Changes to I
Updated Outline Dimensions ............................................................ 23
Changes to Ordering Guide ............................................................... 24
3/07—Rev. B to Rev. C
Changes to Table 5 ................................................................................. 9
Updated Layout .................................................................................... 12
Changes to Terminology Section....................................................... 12
Updated Outline Dimensions ............................................................ 23
Changes to Ordering Guide ............................................................... 24
2/05—Rev. A to Rev. B
Changes to Ordering Guide ............................................................... 24
Timing Specifications .................................................................. 7
Timing Diagrams .......................................................................... 7
ESD Caution .................................................................................. 8
Circuit Information .................................................................... 13
Converter Operation .................................................................. 13
DD
Normal Mode (Operational) Parameter .................. 6
Rev. D | Page 2 of 24
Modes of Operation ....................................................................... 18
Outline Dimensions ....................................................................... 23
2/04—Rev. 0 to Rev. A
Updated Format ..................................................................... Universal
Changes to General Description ....................................................... 1
Changes to Table 1 Footnotes ............................................................ 4
Changes to Table 2 Footnotes ............................................................ 6
Changes to Table 3 Footnotes ............................................................ 7
Changes to Table 5 .............................................................................. 9
Updated Figures 7, 8, and 9 .............................................................. 13
Changes to Figure 23 ......................................................................... 16
Changes to Reference Section .......................................................... 17
9/03—Revision 0: Initial Version
ADC Transfer Function ............................................................. 13
Typical Connection Diagram ................................................... 14
Analog Input ............................................................................... 14
Analog Input Structure .............................................................. 14
Digital Inputs .............................................................................. 15
Reference ..................................................................................... 15
Serial Interface ............................................................................ 16
Normal Mode .............................................................................. 18
Power-Down Mode .................................................................... 18
Power vs. Throughput Rate ....................................................... 20
Microprocessor and DSP Interfacing ...................................... 20
Grounding and Layout Hints .................................................... 22
Evaluating Performance ............................................................ 22
Ordering Guide .......................................................................... 24