C-MEDIA骅讯 CM6533DH 高集成USB音频芯片

　　FEATURES

　　USB 2.0 Full-Speed compliant

　　USB Audio Class 1.0 compliant

　　USB Human Interface Device (HID) Class1.11compliant

　　Two (2)-channel DAC for audio output interface

　　Two (2)-channel ADC for audio input interface

　　Supports Digital Microphone interface

　　Built-in S/PDIFtransmitter

　　Built-in Equatizer on both playback and recording paths

　　Built-in AGC (Auto Gain Control) on recording path

　　Supports dual tone generator

　　Supports USB suspend/resume/ reset functions

　　Supports control, interrupt, bulk, and isochronous data transfers

　　Embedded 1T 8051 with 32K Byte SRAMand 256K Byte flash(Including 32KBF/W programming size)

　　Supports OMTP and CTIA auto switch on a 4-pole jack

　　Integrated Tri-Colors PWM LED driver

　　Master/Slave H/W 12C/SPI/UART control interface for external audio devices or FLASH access

　　Supports embedded oscillator without extemal crystal

　　Built-in 30mW @ R=32Ωheadphone amplifier

　　On chip watchdog timer