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OPAx397 Precision, Low-Offset-Voltage, Low-Noise, Low-Input-Bias-Current, Rail-to-Rail I/O, e-trim™ Operational Amplifiers
SBOSA02
August 2021
OPA397
PRODUCTION DATA
CONTENTS
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OPAx397 Precision, Low-Offset-Voltage, Low-Noise, Low-Input-Bias-Current, Rail-to-Rail I/O, e-trim™ Operational Amplifiers
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Low Operating Voltage
7.3.2
Low Input Bias Current
7.4
Device Functional Modes
8
Application and Implementation
8.1
Application Information
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curve
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Device Support
11.1.1
Development Support
11.1.1.1
TINA-TI™ Simulation Software (Free Download)
11.2
Documentation Support
11.2.1
Related Documentation
11.3
Receiving Notification of Documentation Updates
11.4
Support Resources
11.5
Trademarks
11.6
Electrostatic Discharge Caution
11.7
Glossary
12
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
DBV|5
MPDS018T
Thermal pad, mechanical data (Package|Pins)
Orderable Information
sbosa02_oa
sbosa02_pm
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DATA SHEET
OPAx397 Precision, Low-Offset-Voltage, Low-Noise, Low-Input-Bias-Current, Rail-to-Rail I/O, e-trim™ Operational Amplifiers
1
Features
Low offset voltage: ±60 µV (maximum)
Low-drift: ±0.18 µV/°C
Low input bias current: 10 fA
Low noise: 4.4 nV√
Hz
at 10 kHz
Low 1/f noise: 2 µV
PP
(0.1 Hz to 10 Hz)
Low supply voltage operation: 1.7 V to 5.5 V
Low quiescent current: 1.22 mA
Fast settling: 0.75 µs (1 V to 0.1%)
Fast slew rate: 4.5 V/µs
High output current: +65/-55 mA short circuit
Gain bandwidth: 13 MHz
Rail-to-rail input and output
Specified temperature range: –40°C to +125°C
EMI/RFI filtered inputs