SBOSAF0A
april 2023 – august 2023
LMH32401-Q1
PRODUCTION DATA
1
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: Gain = 2 kΩ
6.6
Electrical Characteristics: Gain = 20 kΩ
6.7
Electrical Characteristics: Both Gains
6.8
Electrical Characteristics: Logic Threshold and Switching Characteristics
6.9
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Switched Gain Transimpedance Amplifier
7.3.2
Clamping and Input Protection
7.3.3
ESD Protection
7.3.4
Differential Output Stage
7.4
Device Functional Modes
7.4.1
Ambient Light Cancellation (ALC) Mode
7.4.2
Power-Down Mode (Multiplexer Mode)
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 Curves
8.3
Power Supply Recommendations
8.4
Layout
8.4.1
Layout Guidelines
8.4.2
Layout Example
9
Device and Documentation Support
9.1
Device Support
9.1.1
Development Support
9.2
Documentation Support
9.2.1
Related Documentation
9.3
Receiving Notification of Documentation Updates
9.4
Support Resources
9.5
Trademarks
9.6
Electrostatic Discharge Caution
9.7
Glossary
10
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
RGT|16
MPQF119H
Thermal pad, mechanical data (Package|Pins)
RGT|16
QFND778
Orderable Information
sbosaf0a_oa
sbosaf0a_pm
9.2.1
Related Documentation
Texas Instruments,
LMH32401IRGT Evaluation Module
user's guide
.
Texas Instruments,
Transimpedance Considerations for High-Speed Amplifiers
application report
.
Texas Instruments,
What You Need To Know About Transimpedance Amplifiers – Part 1
blog
.
Texas Instruments,
An Introduction to Automotive LIDAR
.
Texas Instruments,
Maximizing the Dynamic Range of Analog Front Ends Having a Transimpedance Amplifier
.
Texas Instruments,
Time of Flight and LIDAR – Optical Front End Design
.
Texas Instruments,
What You Need To Know About Transimpedance Amplifiers – Part 2
blog
.
Texas Instruments,
Training Video: How to Design Transimpedance Amplifier Circuits
.
Texas Instruments,
Training Video: High-Speed Transimpedance Amplifier Design Flow
.
Texas Instruments,
Training Video: How to Convert a TINA-TI Model into a Generic SPICE Model
.