LM4947, LM4947TLEVAL www.
ti.
com SNAS349D – JUNE 2006 – REVISED MAY 2013 LM4947 Mono Class D and Stereo Audio Sub-System with OCL Headphone Amplifier and TI 3D Check for Samples: LM4947, LM4947TLEVAL FEATURES 1 •2 I2C Control Interface • I2C Programmable Texas Instruments 3D Audio • I2C Controlled 32 Step Digital Volume Control (-59.
5dB to +18dB) • Three Independent Volume Channels (Left, Right, Mono) • Eight Distinct Output Modes • Small, 25–Bump DSBGA Packaging • “Click and Pop” Suppression Circuitry • Thermal Shutdown Protection • Low Shutdown Current (0.
1μA, typ) • RF Suppression • Differential Mono and Stereo Inputs • Stereo Input Mux KEY SPECIFICATIONS • THD+N at 1kHz, 500mW into 8...

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