AK5370

Features:

Incorporates USB Audio Controller
        USB Serial Interface Engine
        Audio Class Encoder/Decoder
        2 Endpoints (FIFO)
        USB transceiver
16 bit A/D Converter
        1 channel
        Mute/Volume Control
        AGC pin for external control
On-chip PLL
        5 Sampling Frequencies support
        8kHz, 11.025kHz
        22.05kHz, 44.1kHz, 48kHz
Programmable Gain Amplifier
       +20dB to 58dB
Single Power Supply, Low Power
      +3.3Volts±10%
Package
      24pin VSOP 


Specifications




Description

The AK5370 is AD converter for USB audio, especially USB microphone . The product integrates USB serial interface engine, USB transceiver, audio class decoder, endpoints, and high quality AD converter into t he chip.As the AK5370 incorporates PLL, it can support several sampling frequencies, 8kHz, 11.025kHz, 22.05kHz, 44.1kHz,and 48kHz with only one crystal. Moreover, the AK5370 integrates volume control, and mute function.It is possible to make USB microphone with a few external components.
This AK5370 is good for not only business application such as conferencing but also games, voice recognition, and
Karaoke.
Related Documents
For the detail of USB specification, and Audio Class, please refer to the following documents.
Universal Serial Bus Specification Revision 1.1
Universal Serial Bus Device Class Definition for Audio Devices, Revision 1.0