AD62552A-High Integrated USB Audio Controller DataSheet

Features
􀁺 Compliant with USB Specification v1.1, and USB
2.0 full speed
􀁺 Embedded headphone driver
􀁺 Embedded stereo dual ADC input
􀁺 Microphone Boost
􀁺 Support 16~24-bit I2S input and I2S output
interface of master mode
􀁺 Sampling frequencies(Fs)：44.1kHz for music
playing back and recording
􀁺 Support both bus-powered and self-powered
operation
􀁺 OS supports for Win Me/2000/XP/Vista and
MacOS
􀁺 Support volume/mute control with external button
􀁺 LED indicator for operation status of USB
operation, recording mute and
speaker/headphone mute pins
􀁺 Built-in 5V to 3.3V regulator for internal device
operation
􀁺 Anti-pop design
􀁺 48-pin LQFP 7x7 mm (Pb free)

Description
    AD62552A is a single chip integrated headphone driver, DAC, ADC and microphone booster. AD62552A can drive up to 70mW @16Ω. The device also has a master mode I2S input port and output port. The I2S input port allows other external audio sources to be recorded by host and mixed to headphone. The I2S output port allows other high performance audio device (i.e. AD82550A/AD8256A/AD8356A) to be controlled by AD62552A.