Overview
The OPA1678IDRGR is a high-performance, dual-channel audio operational amplifier produced by Texas Instruments. This component is renowned for its low distortion and low noise characteristics, making it an ideal choice for high-fidelity audio applications. The OPA1678 is packaged in an 8-pin WSON (DRG) package, which is compact and suitable for a variety of audio systems.
Key Specifications
| Parameter | Value |
|---|---|
| Noise | 4.5 nV/√Hz at 1 kHz |
| Distortion | 0.0001% at 1 kHz |
| Open-Loop Gain | 114 dB |
| Common-Mode Rejection Ratio (CMRR) | 110 dB |
| Output Type | Rail-to-Rail |
| Number of Channels | 2 |
| Package Type | WSON (DRG) 8-pin |
Key Features
- Low noise: 4.5 nV/√Hz at 1 kHz, ensuring high signal integrity and minimal background noise.
- Low distortion: 0.0001% at 1 kHz, providing clear and accurate audio reproduction.
- High open-loop gain: 114 dB, offering excellent amplification capabilities.
- High common-mode rejection ratio (CMRR): 110 dB, reducing unwanted noise and interference.
- Rail-to-Rail output, allowing for maximum signal swing and flexibility in circuit design.
Applications
The OPA1678IDRGR is suitable for a wide range of high-fidelity audio applications, including:
- Audiophile equipment such as preamplifiers, amplifiers, and audio processors.
- Professional audio systems, including mixing consoles and audio interfaces.
- High-end consumer audio products like home theaters and soundbars.
- Studio recording equipment and live sound systems.
Q & A
- What is the noise level of the OPA1678IDRGR?
The noise level of the OPA1678IDRGR is 4.5 nV/√Hz at 1 kHz.
- What is the distortion level of the OPA1678IDRGR?
The distortion level of the OPA1678IDRGR is 0.0001% at 1 kHz.
- What is the open-loop gain of the OPA1678IDRGR?
The open-loop gain of the OPA1678IDRGR is 114 dB.
- What is the common-mode rejection ratio (CMRR) of the OPA1678IDRGR?
The CMRR of the OPA1678IDRGR is 110 dB.
- What type of output does the OPA1678IDRGR have?
The OPA1678IDRGR has a rail-to-rail output.
- How many channels does the OPA1678IDRGR have?
The OPA1678IDRGR is a dual-channel operational amplifier.
- What is the package type of the OPA1678IDRGR?
The OPA1678IDRGR is packaged in an 8-pin WSON (DRG) package.
- What are some typical applications of the OPA1678IDRGR?
The OPA1678IDRGR is used in high-fidelity audio applications such as audiophile equipment, professional audio systems, and high-end consumer audio products.
- Why is the OPA1678IDRGR preferred in audio applications?
The OPA1678IDRGR is preferred due to its low noise, low distortion, and high open-loop gain, which ensure high-quality audio reproduction.
- Where can I find detailed specifications and datasheets for the OPA1678IDRGR?
Detailed specifications and datasheets can be found on the Texas Instruments website and other authorized distributors like TME and Mouser.
