Overview
The OPA1662AID, produced by Texas Instruments, is a dual SoundPlus™ audio operational amplifier known for its exceptional low noise and distortion performance. This device is part of the OPA166x series, which includes both dual and quad versions. The OPA1662AID is designed to offer high-quality audio signal processing with its bipolar-input architecture, making it suitable for a wide range of audio applications.
It features a low noise density of 3.3nV/√Hz at 1kHz and ultra-low distortion of 0.00006% at 1kHz, ensuring high fidelity audio output. The device operates over a wide supply range of ±1.5V to ±18V or 3V to 36V, with a low quiescent current of 1.5mA per channel. Its rail-to-rail output and high output drive capability of ±30mA enhance its versatility in various audio systems.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Noise Density | 3.3 | nV/√Hz at 1kHz |
| Distortion | 0.00006% | at 1kHz |
| Quiescent Current | 1.5 | mA per channel |
| Slew Rate | 17 | V/μs |
| Gain Bandwidth | 22 | MHz (G = +1) |
| Supply Range | ±1.5V to ±18V or 3V to 36V | |
| Output Drive Capability | ±30 | mA |
| Operating Temperature Range | –40°C to +85°C | |
| Package | SOIC-8, VSSOP-8 |
Key Features
- Low noise: 3.3nV/√Hz at 1kHz
- Low distortion: 0.00006% at 1kHz
- Low quiescent current: 1.5mA per channel
- High slew rate: 17V/μs
- Wide gain bandwidth: 22MHz (G = +1)
- Unity gain stable
- Rail-to-rail output
- Wide supply range: ±1.5V to ±18V or 3V to 36V
- Dual and quad versions available
- Small package sizes: SOIC-8 and VSSOP-8 for dual, SOIC-14 and TSSOP-14 for quad
- High output drive capability of ±30mA
- Completely independent circuitry for lowest crosstalk
Applications
- USB and FireWire audio systems
- Analog and digital mixers
- Portable recording systems
- Audio effects processors
- High-end A/V receivers
- High-end DVD and Blu-Ray™ players
- High-end car audio systems
Q & A
- What is the noise density of the OPA1662AID?
The noise density of the OPA1662AID is 3.3nV/√Hz at 1kHz.
- What is the distortion level of the OPA1662AID at 1kHz?
The distortion level of the OPA1662AID is 0.00006% at 1kHz.
- What is the quiescent current per channel for the OPA1662AID?
The quiescent current per channel for the OPA1662AID is 1.5mA.
- What is the slew rate of the OPA1662AID?
The slew rate of the OPA1662AID is 17V/μs.
- What is the gain bandwidth of the OPA1662AID?
The gain bandwidth of the OPA1662AID is 22MHz (G = +1).
- Is the OPA1662AID unity gain stable?
Yes, the OPA1662AID is unity gain stable.
- What is the output drive capability of the OPA1662AID?
The output drive capability of the OPA1662AID is ±30mA.
- What are the available package options for the OPA1662AID?
The OPA1662AID is available in SOIC-8 and VSSOP-8 packages.
- What is the operating temperature range for the OPA1662AID?
The operating temperature range for the OPA1662AID is –40°C to +85°C.
- In what types of applications is the OPA1662AID commonly used?
The OPA1662AID is commonly used in USB and FireWire audio systems, analog and digital mixers, portable recording systems, audio effects processors, high-end A/V receivers, high-end DVD and Blu-Ray™ players, and high-end car audio systems.
