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SoundPlus™ Audio Operational Amplifier with 1.1nV/√Hz Noise, Low THD and Precision


Models (4)

Title Category Type Date
OPA1611-2 PSpice Model (Rev. D) PSpice Model ZIP 08 Feb 2019
OPA1611-2 TINA-TI Reference Design (Rev. D) TINA-TI Reference Design TSC 08 Feb 2019
OPA1611-2 TINA-TI Spice Model (Rev. D) TINA-TI Spice Model ZIP 08 Feb 2019
SBAA333 Companion Simulations TINA-TI Reference Design ZIP 09 Jan 2019

Reference designs

A High-Fidelity Headphone Amplifier for Current Output Audio DACs Reference Design

This TI Precision Verified Design circuit converts the differential current output of audio DACs to a single-ended voltage capable of driving low impedance headphones. This design is capable of meeting the high-fidelity performance levels currently being popularized in cell phones and portable audio (...)

View the Important Notice for reference designs covering authorized use, intellectual property matters and disclaimers.

Software (1)

Development tools (2)

Name Part# Type
Analog engineer's calculator ANALOG-ENGINEER-CALC Calculation Tools
SPICE-based analog simulation program TINA-TI Circuit Design & Simulation