直接路径， 2 - VRMS音频线路驱动器，具有可调增益 DirectPath, 2-VRMS Audio Line Driver With Adjustable Gain
DESCRIPON
The DRV632 is a 2-VRMS pop-free stereo line driver designed to allow the removal of the output dc-blocking capacitors for reduced component count and cost. The device is ideal for single-supply electronics
where size and cost are critical design parameters.
FEATURES
• Stereo DirectPath™ Audio Line Driver
– 2 Vrms Into 10 kΩ With 3.3-V Supply
• Low THD+N < 0.01% at 2 Vrms Into 10 kΩ
• High SNR, >90 dB
• 600-Ω Output Load Compliant
• Differential Input and Single-Ended Output
• Adjustable Gain by External Gain-Setting Resistors
• Low DC Offset, <1 mV
• Ground-Referenced Outputs Eliminate DC Blocking Capacitors
– Reduce Board Area
– Reduce Component Cost
– Improve THD+N Performance
– No Degradation of Low-Frequency Response Due to Output Capacitors
• Short-Circuit Protection
• Click- and Pop-Reduction Circuitry
• External Undervoltage Mute
• Active Mute Control for Pop-Free Audio On/Off Control
• Space-Saving TSSOP Package
APPLICATIONS
• Set-Top Boxes
• Blu-ray Disc™, DVD Players
• LCD and PDP TV
• Mini/Micro Combo Systems
• Sound Cards
• Laptops