The OPA1622, dual, bipolar-input, SoundPlus™ audio operational amplifier achieves a very low, 2.8 nV/√Hz noise density with an ultralow THD+N of –119.2 dB at 1 kHz, while driving a 32 Ω load at 100 mW output power. The OPA1622 offers extremely-high ac PSRR and CMRR specifications that eliminate noise from power supplies, making the OPA1622 ideal for use in portable audio applications.
Features
- High-Fidelity Sound Quality
- Ultralow Noise: 2.8 nV/√Hz at 1 kHz
- Ultralow Total Harmonic Distortion + Noise: –119 dB THD+N (142 mW / Ch into 32 Ω/Ch)
- Wide Gain Bandwidth Product: 32 MHz (G = +1000)
- High Slew Rate: 10 V/µs
- High Capacitive-Load Drive Capability: > 600 pF
Applications
- High-Fidelity (HiFi) Headphone Drivers
- Professional Audio Equipment
- Analog and Digital Mixing Consoles
- Audio Test and Measurement
- High-End Blu-ray™ Players
- High-End Audio and Video (A/V) Receivers
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