General Description
The AK5370 is AD converter for USB audio, especially USB microphone . The AK5370 integrates USB serial interface engine, USB transceiver, audio class decoder, endpoints, and high quality AD converter into t he chip.
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
A/D S/N: 84dBA (44.1kHz, Gain = 0dB)
■ 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