Datasheet Summary
Highly Integrated & Configurable USB Audio Single Chip
DESCRIPTION
The CM118B is a highly integrated, crystal-less USB audio single chip solution optimized for USB headset, headphone, dongle, microphone and application such as VoIP (voice over Internet protocol). All essential analog modules are embedded in the CM118B, including dual DAC and ADC, earphone driver, microphone booster, PLL, regulator, and USB transceiver. It also supports 3 GPIO pins. In addition, audio adjustment can be easily controlled via specific HID pliant volume control pins. Many Features such as headset, headphone and microphone only topologies are programmable with jumper pins. Vender can customize unique...