HS-100 Evaluation Board

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Product Information

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HS-100 is a new highly-integrated, low-power consumption USB audio single chip solution optimized typically for USB headset, headphone, and dongle applications. All necessary analog and digital modules are embedded in HS-100, including stereo DAC and earphone driver, mono ADC, microphone pre-amp booster, PLL, regulator, and USB transceiver. Many features of HS-100 are programmable with jumper pins or external EEPROM. Customers can customize unique USB VID / PID / Product_String / Manufacture_String and initial volume settings via an external EEPROM. In addition, HS-100 supports HID compliant volume control pins such as Playback Mute, Volume Up/Down, plus a Record Mute pin. HS-100 also offers playback operation and record mute LED indicator control pins to fulfill a better user experience and cost-effective product. With the world’s leading Cmedia USB audio solution, customers can easily and quickly bring the quality USB headset peripherals to the market.

USB Audio Controller EVM Architecture

HS-100 USB audio controller EVM boards are development tool for testing and controlling of various peripheral components. A block diagram of this EVM system is shown in Figure 1.

Cmedia HS_100_EVB_001.jpg

Symmetry Electronics (and its e-commerce division: SemiconductorStore.com) is an authorized Cmedia distributor.


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Compliant with USB 2.0 Full-Speed operation
Compliant with USB Audio Device class specification v1.0
Supports USB Suspend/Resume Mode and remote wakeup with volume control pins
Single 12MHz crystal input with on-chip PLL and embedded USB transceiver
Jumper pin for Headset Mode (Playback + Recording) or Speaker/Headphone Mode (Playback Only)
Jumper pin for Mixer Unit enable/disable under Headset Mode
Jumper pin for Power Mode setting
In Headset Mode, USB audio function topology has 2 Input Terminals, 2 Output Terminals, 1 Mixer Unit, 1 Selector Unit, and 3 Feature Units
In Speaker Mode, USB audio function topology has 1 Input Terminal, 1 Output Terminal, and 1 Feature Unit


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Cmedia HS-100-EVB-001 Datasheet
Cmedia HS-100-EVB-001 User Manual

Previously Viewed Products

HS-100 Evaluation Board
Part #: HS-100-EVB-001
HS-100 Evaluation Board