OP491GS Analog Devices Inc, OP491GS Datasheet - Page 2

• Manufacturer Part Number: OP491GS
• Description: IC OPAMP GP R-R 3MHZ QUAD 14SOIC
• Manufacturer: Analog Devices Inc

Specifications of OP491GS

• Slew Rate: 0.5 V/µs
• Amplifier Type: General Purpose
• Mounting Type: Surface Mount
• Rohs Status: RoHS non-compliant
• Number Of Circuits: 4
• Output Type: Rail-to-Rail
• Gain Bandwidth Product: 3MHz
• Current - Input Bias: 30nA
• Voltage - Input Offset: 80µV
• Current - Supply: 260µA
• Current - Output / Channel: 16mA
• Voltage - Supply, Single/dual (±): 2.7 V ~ 12 V, ±1.35 V ~ 6 V
• Operating Temperature: -40°C ~ 125°C
• Package / Case: 14-SOIC (3.9mm Width), 14-SOL
• No. Of Amplifiers: 4
• Bandwidth: 3MHz
• No. Of Pins: 14
• Peak Reflow Compatible (260 C): No
• Input Bias Current: 65nA
• -3db Bandwidth: -
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

OP191/OP291/OP491
TABLE OF CONTENTS
Features .............................................................................................. 1
Applications ....................................................................................... 1
Pin Configurations ........................................................................... 1
General Description ......................................................................... 1
Revision History ............................................................................... 2
Specifications ..................................................................................... 3
Absolute Maximum Ratings ............................................................ 7
Typical Performance Characteristics ............................................. 8
Theory of Operation ...................................................................... 17
REVISION HISTORY
4/10—Rev. D to Rev. E
Changes to Input Voltage Parameter, Table 4 ............................... 7
4/06—Rev. C to Rev. D
Changes to Noise Performance, Voltage Density, Table 1 ........... 3
Changes to Noise Performance, Voltage Density, Table 2 ........... 4
Changes to Noise Performance, Voltage Density, Table 3 ........... 5
Changes to Figure 23 and Figure 24 ............................................. 10
Changes to Figure 42 ...................................................................... 13
Changes to Figure 43 ...................................................................... 14
Changes to Figure 57 ...................................................................... 16
Added Figure 58 .............................................................................. 16
Changed Reference from Figure 47 to Figure 12 ........................ 17
Updated Outline Dimensions ....................................................... 23
Changes to Ordering Guide .......................................................... 24
Electrical Specifications ............................................................... 3
Thermal Resistance ...................................................................... 7
ESD Caution .................................................................................. 7
Input Overvoltage Protection ................................................... 18
Output Voltage Phase Reversal ................................................. 18
Rev. E | Page 2 of 24
Applications Information .............................................................. 19
Outline Dimensions ....................................................................... 23
3/04—Rev. B to Rev. C.
Changes to OP291 SOIC Pin Configuration ................................. 1
11/03—Rev. A to Rev. B.
Edits to General Description ........................................................... 1
Edits to Pin Configuration ............................................................... 1
Changes to Ordering Guide ............................................................. 5
Updated Outline Dimensions ....................................................... 19
12/02—Rev. 0 to Rev. A.
Edits to General Description ........................................................... 1
Edits to Pin Configuration ............................................................... 1
Changes to Ordering Guide ............................................................. 5
Edits to Dice Characteristics ............................................................ 5
Overdrive Recovery ................................................................... 18
Single 3 V Supply, Instrumentation Amplifier ....................... 19
Single-Supply RTD Amplifier ................................................... 19
A 2.5 V Reference from a 3 V Supply ...................................... 20
5 V Only, 12-Bit DAC Swings Rail-to-Rail ............................. 20
A High-Side Current Monitor .................................................. 20
A 3 V, Cold Junction Compensated Thermocouple Amplifier
....................................................................................................... 21
Single-Supply, Direct Access Arrangement for Modems ...... 21
3 V, 50 Hz/60 Hz Active Notch Filter with False Ground ..... 22
Single-Supply, Half-Wave, and Full-Wave Rectifiers ............. 22
Ordering Guide .......................................................................... 24