OP270 Analog Devices, OP270 Datasheet - Page 2

• Manufacturer Part Number: OP270
• Description: Low Noise Precision Dual Op Amp
• Manufacturer: Analog Devices

Specifications of OP270

• -3db Bandwidth: 5MHz
• Slew Rate: 2.4V/µs
• Vos: 50µV
• Ib: 15nA
• # Opamps Per Pkg: 2
• Input Noise (nv/rthz): 3.2nV/rtHz
• Vcc-vee: 9V to 36V
• Isy Per Amplifier: 3.25mA
• Packages: DIP,SOIC

OP270
TABLE OF CONTENTS
Features .............................................................................................. 1
Functional Block Diagrams ............................................................. 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 5
Typical Performance Characteristics ............................................. 6
Test Circuits ..................................................................................... 11
Applications Information .............................................................. 12
REVISION HISTORY
2/10—Rev. D to Rev. E
Change to General Description Section ........................................ 1
Change to Input Noise Current Density Parameter, Table 1 ...... 3
Change to Figure 18 ......................................................................... 8
Changes to Total Noise and Source Resistance Section ............ 13
Changes to Figure 41 ...................................................................... 16
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
Electrical Specifications ............................................................... 4
ESD Caution .................................................................................. 5
Rev. E | Page 2 of 20
Outline Dimensions ....................................................................... 19
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
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
Ordering Guide .......................................................................... 20