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| CM6500B Datasheet, PDF (6/36 Pages) C-Media Electronics – USB Audio Sound Chip | |||
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CM6500 / CM6500B
USB Audio Sound Chip
Control Interface
ï® Master I2C control interface for external audio devices or EEPROM access
ï® Max. 14 GPIO pins can be configured via firmware programming
ï® GPIOs are configured as HID key and LED indicators
General
ï® Hardware pins for mode configuration including Headset, Speaker, Docking and Mic
ï® Hardware pin for A-A path enable/disable
ï® Only single 12MHz crystal input is required (embedded PLL function)
ï® Single 5V power supply (embedded 5V to 1.8V regulator for digital core, 5V to 3.3V regulator for digital IO,
5V to 3.5V regulator for analog codec)
ï® 3.3V digital I/O pads with 5V tolerance
ï® Industrial standard LQFP-48 package (7x7mm)
www.cmedia.com.tw
Copyright © C-Media Electronics Inc.
Rev. 1.02 ︱ Page 6/16
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