Audio line receivers

Differential-input amplifiers integrated with high-performance op amps and precision well-matched thin-film resistors

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Our series of audio line recievers are designed to provide best in class common-mode rejection ratio using our precision matched resistors. These differential line recievers are built to optimize noise and THD+N to provide a clear and crisp audio sound. Designed for both industrial and audio applications.

Technical resources

Application note
Application note
Importance of Input Bias Current Return Paths in Instrumentation Amplifier Apps
A typical application problem when designing with an instrumentation amplifier is neglectng a dc return path to ground in both ac and dc applications. This article discusses how to simply solve this common problem.
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Application brief
Application brief
On-Chip Thin Film Resistors Enable High-Performance Audio Circuitry
In audio products requiring small size, low distortion, or excellent matching, on-chip thin-film resistors (TFRs) can provide superior performance compared to discrete resistors.
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Technical article
Technical article
SPICE model accuracy, part 1: common-mode rejection ratio
This blog provides recommended test circuits for many of the most critical op amp parameters, starting with common-mode rejection ratio (CMRR).

Design & development resources

Evaluation board
INA1650 Evaluation Module
The INA1650EVM is a hardware platform for evaluating the performance of the INA1650 differential line receiver. The INA1650, a new addition to the SoundPlus™ integrated circuit products, features superior common-mode rejection ratio (CMRR) over a wide temperature range and ultra-low distortion and (...)
Evaluation board
Universal Difference Amplifier Evaluation Module
Be confident in your choice of difference amplifier and easily evaluate and compare devices with the DIFFAMP-EVM. With support for a variety of configurations, this module can be tailored towards your desired application for a reliable evaluation. A DIP adapter section is provided to enable (...)
Simulation tool
PSpice® for TI design and simulation tool
PSpice® for TI is a design and simulation environment that helps evaluate functionality of analog circuits. This full-featured, design and simulation suite uses an analog analysis engine from Cadence®. Available at no cost, PSpice for TI includes one of the largest model libraries in the (...)