SBOS859B
March 2018 – July 2018
INA1620
PRODUCTION DATA.
1
Features
2
Applications
3
Description
Device Images
INA1620 Simplified Internal Schematic
FFT: 1 kHz, 32-Ω Load, 50 mW
4
Revision History
5
Pin Configuration and Functions
Pin 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
Matched Thin-Film Resistor Pairs
7.3.2
Power Dissipation
7.3.3
Thermal Shutdown
7.3.4
EN Pin
7.3.5
GND Pin
7.3.6
Input Protection
7.4
Device Functional Modes
7.4.1
Shutdown Mode
7.4.2
Output Transients During Power Up and Power Down
8
Application and Implementation
8.1
Application Information
8.1.1
Noise Performance
8.1.2
Resistor Tolerance
8.1.3
EMI Rejection
8.1.4
EMIRR +IN Test Configuration
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.3
Application Curves
8.3
Other Application Examples
8.3.1
Preamplifier for Professional Microphones
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 (Free Software Download)
11.1.1.2
TI Precision Designs
11.2
Documentation Support
11.2.1
Related Documentation
11.3
Receiving Notification of Documentation Updates
11.4
Community Resources
11.5
Trademarks
11.6
Electrostatic Discharge Caution
11.7
Glossary
12
Mechanical, Packaging, and Orderable Information
10
Layout