OPA4134 - Texas Instruments

OPA4134 High Performance Audio Operational Amplifiers

The OPA134 series are ultra-low distortion, low-noise operational amplifiers fully specified for audio applications. A true FET input stage is incorporated to provide superior sound quality and speed for exceptional audio performance. This, in combination with high output drive capability and excellent DC performance, allows for use in a wide variety of dema.

Features

•1 Superior Sound Quality
• Ultra Low Distortion: 0.00008%
• Low Noise: 8 nV/√Hz
• True FET-Input: IB = 5pA
• High Speed:
  – Slew Rate: 20 V/µs
  – Bandwidth: 8 MHz
• High Open-Loop Gain: 120 dB (600 Ω)
• Wide Supply Range: ±2.5 V to ±18 V
• Single, Dual, and Quad Versions 2 Applications
• Professional Audio and Music
• Line Drivers
• Line Receivers
• Multimedia Audio
• Active Filters
• Preamplifiers
• Integrators
• Crossover Networks THD+Noise vs Frequency 0.01 VO = 10Vrms RL = 2kW 0.001 0.0001 VS = ±16 THD+Noise (%) VS = ±17 0.00001 VS = ±18 20 100 1k Frequency (Hz) 10k 20k 3 Des.