AK5370

ASAHI KASEI [AK5370] AK5370 USB I/F A/D Converter Features: n Incorporates USB Audio Controller USB Serial Interface Engine Audio Class Encoder/Decoder 2 Endpoints (FIFO) USB transceiver n 16 bit A/D Converter 1 channel Mute/Volume Control AGC pin for external control A/D S/N: 84dBA (44.1kHz, Gain = 0dB) n On-chip PLL 5 Sampling Frequencies support 8kHz, 11.025kHz 22.05kHz, 44.1kHz, 48kHz n Programmable Gain Amplifier +20dB to –58dB n Single Power Supply, Low Power +3.3Volts±10% n Package 24pin VSOP 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. 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 ...