OP270

Data Sheet

Rev. F | Page 2 of 20

TABLE OF CONTENTS

Features .............................................................................................. 1

 

Functional Block Diagrams............................................................. 1

 

General Description ......................................................................... 1

 

Revision History ............................................................................... 2

 

Specifications..................................................................................... 3

 

Electrical Specifications............................................................... 4

 

Absolute Maximum Ratings............................................................ 5

 

ESD Caution.................................................................................. 5

 

Typical Performance Characteristics ............................................. 6

 

Test Circuits..................................................................................... 11

 

Applications Information .............................................................. 12

 

Voltage and Current Noise........................................................ 12

 

Total Noise and Source Resistance........................................... 12

 

Noise Measurements.................................................................. 14

 

Capacitive Load Driving and Power Supply Considerations .... 15

 

Unity-Gain Buffer Applications ............................................... 15

 

Low Phase Error Amplifier ....................................................... 16

 

Five-Band, Low Noise, Stereo Graphic Equalizer .................. 16

 

Digital Panning Control ............................................................ 17

 

Dual Programmable Gain Amplifier ....................................... 17

 

Outline Dimensions ....................................................................... 19

 

Ordering Guide .......................................................................... 20

 

REVISION HISTORY

10/15—Rev. E to Rev. F

Changes to General Description Section ...................................... 1

Changes to Supply Voltage Parameter and Differential Input

Voltage Parameter, Table 3 .............................................................. 5

Deleted Table 4; Renumbered Sequentially .................................. 5

2/10—Rev. D to Rev. E

Change to Input Noise Current Density Parameter, Table 1 ...... 3

Change to Figure 18 ......................................................................... 8

2/09—Rev. C to Rev. D

Updated Format..................................................................Universal

Reorganized Layout............................................................Universal

Changes to Figure 7.......................................................................... 6

Changes to Figure 22........................................................................ 9

Deleted Applications Heading ...................................................... 11

Changes to Figure 44...................................................................... 17

Changes to Figure 46...................................................................... 18

Updated Outline Dimensions ....................................................... 19

Changes to Ordering Guide .......................................................... 20

4/03—Rev. B to Rev. C

Deletion of OP270A model...............................................Universal

Edits to Features.................................................................................1

Changes to Specifications.................................................................2

Deletion of Wafer Limits and Dice Characteristics ......................4

Changes to Absolute Maximum Ratings........................................4

Changes to Ordering Guide .............................................................4

Changes to Equations in Noise Measurements section............. 10

Change to Figure 10 ....................................................................... 11

Updated Outline Dimensions....................................................... 14

11/02—Rev. A to Rev. B

Updated Ordering Guide .............................................................. 15

9/02—Rev. 0 to Rev. A

Edits to Absolute Maximum Ratings ..............................................5

Edits to Ordering Guide ................................................................ 15

2/01—Revision 0: Initial Version