DESCRIPTION

· The BU7839GVW is a digital input Class-D headphone amplifier designed for long-duration digital audio playback.
· It integrates Stereo Audio DAC and HP amp functions, ensuring efficient digital audio reproduction.
· Features a built-in start-up sound reduction circuit to minimize pop sounds during ramp-up.
· Includes a digital volume control for independent L-ch & R-ch adjustment.

FEATURES

· Combines Stereo Audio DAC and HP amp functions for streamlined audio playback.
· Optimized for low power consumption, ideal for extended digital audio reproduction.
· Reduces pop sounds during start-up with an integrated mute circuit.
· Offers digital volume control with independent L-ch & R-ch management.
· Supports sampling frequencies from 8kHz to 48kHz.
· Includes a built-in PLL for master-slave compatibility.
· Features a soft mute function and supports full front and back formats.
· Compatible with 16, 18, and 24-bit audio formats.
· Supports fs=32kHz, 44.1kHz, and 48kHz with de-emphasis function.
· Utilizes a 2-wire CPU interface with selectable addresses (33h, 36h).

APPLICATIONS

· Ideal for portable audio devices requiring efficient digital audio playback.
· Suitable for applications demanding low power consumption and long-duration audio reproduction.
· Effective in systems where minimizing start-up pop sounds is crucial.
· Perfect for devices needing independent channel volume control and high-quality audio output.