Sound Plus™ High-Performance, JFET-Input AUDIO OPERATIONAL AMPLIFIERS
DESCRIPON
The OPA single, OPA1642 dual, and OPA1644 quad series are JFET-input, ultralow distortion, low-noise operational amplifiers fully specified for audio applications. The OPA1641, OPA1642, and OPA1644 rail-to-rail output swing allows increased headroom, making these devices ideal for use in any audio circuit. Features include 5.1nV/√Hz noise, low THD+N 0.00005%, a low input bias current of 2pA, and low quiescent current of 1.8mA per channel.
FEATURES
• SUPERIOR SOUND QUALITY
• TRUE JFET INPUT OP AMP WITH LOW INPUT BIAS CURRENT
• LOW NOISE: 5.1nV/√Hz at 1kHz
• ULTRALOW DISTORTION: 0.00005% at 1kHz
• HIGH SLEW RATE: 20V/ms
• UNITY GAIN STABLE
• NO PHASE REVERSAL
• LOW QUIESCENT CURRENT: 1.8mA per Channel
• RAIL-TO-RAIL OUTPUT
• WIDE SUPPLY RANGE: ±2.25V to ±18V
• SINGLE, DUAL, AND QUAD VERSIONS AVAILABLE
APPLICATIONS
• PROFESSIONAL AUDIO EQUIPMENT
• ANALOG AND DIGITAL MIXING CONSOLES
• BROADCAST STUDIO EQUIPMENT
• HIGH-END A/V RECEIVERS
• HIGH-END BLU-RAY™ PLAYERS