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– 14 Programmable Biquads for Speaker EQ
– Programmable Coefficients for DRC Filters
– DC Blocking Filters
– 0.125-dB Fine Volume Support
• General Features
– Serial Control Interface Operational Without MCLK
– Factory-Trimmed Internal Oscillator for Automatic Rate Detection
– Surface Mount, 48-Pin, 7-mm × 7-mm HTQFP Package
– AD, BD, and Ternary PWM-Mode Support
– Thermal and Short-Circuit Protection
• Benefits
– EQ: Speaker Equalization Improves Audio Performance
– DRC: Dynamic Range Compression. Can Be Used As Power Limiter. Enables
Speaker Protection, Easy Listening, Night-Mode Listening
– DirectPath Technology: Eliminates Bulky DC Blocking Capacitors
– Stereo Headphone/Stereo Line Drivers: Adjust Gain via External Resistors, Dedicated
Active Headpone Mute Pin, High Signal-to-Noise Ratio
– Two-Band DRC: Set Two Different Thresholds for Low- and High-Frequency
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