Variable Gain Amplifiers (VGA)
Variable gain amplifiers (VGAs) are used in a variety of remote sensing and communications equipment. Variable gain amplifiers deliver unmatched performance for signal chains that require high dynamic range. Applications ranging from ultrasound, radar, LIDAR, wireless communications, and speech analysis have utilized VGAs to deliver industry leading performance.
Subcategories
Product Selection Table
Latest Resources
Application Notes
- AN-827: A Resonant Approach to Interfacing Amplifiers to Switched-Capacitor ADCs (Rev. 0) PDF
- AN-669: Effectively Applying the AD628 Precision Gain Block (Rev. 0) PDF
- AN-589: Ways to Optimize the Performance of a Difference Amplifier (Rev. B) PDF
- Designing with the AD8338 (Rev. AN-1192) PDF
- AN-934: 60 dB Wide Dynamic Range, Low Frequency AGC Circuit Using a Single VGA (Rev. 0) PDF
Technical Articles
- 5G Technology Devices for an O-RAN Wireless Solution
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RF Signal Chain Discourse: Properties and Performance Metrics
Analog Dialogue
- Design of a Powerful Signal Generator Output Stage
- The Differential-signal Advantage for Communications System Design
- Semiconductors: The Heart of Next-Generation Medical Devices
Product Selection Guide
Circuit Note
Technical Books
Design Tools
Solutions Bulletins & Brochures
Webcasts
- Explaining Phase Noise
- Solving the Elusive Baseband to Antenna Problem using RFDAC Technology
- Developing Multiple-Input Multiple-Output (MIMO) Systems with the AD9361
- Fundamentals of Frequency Synthesis, Part 1: Phased Locked Loops
- Solutions for Fitting High Performance RF Signal Chains into Small Spaces
Videos
- ADI’s Complete Precision Signal Chains for Easy System Solutions
- ADL5580 Fully Differential 10 GHz ADC Driver with 10 dB Gain
- ADI & Mouser Chalk Talk: CbM Impact on Smart Manufacturing
- ADA4355: High-speed Photodetector Receiver μModule®
- [ 新製品 情報 ] LT8365 超低消費電力 昇圧 ブースト / SEPIC / 反転 DC/DCコンバータ
Tutorials
Frequently Asked Questions
- What are Variable Gain Amplifiers (VGA's) and how are they used?
- What is input voltage range and how is it determined?
- What is unity-gain bandwidth?
- What is the full power bandwidth of an amplifier?
- I'm applying a dc voltage to the input of my amplifier, but I'm getting an oscillating signal out. What can be causing this?