HS-100B

HS-100B is a highly integrated single chip USB audio solution. All essential analog modules are embedded in HS-100B, including dual DAC and headphone amplifier, ADC, microphone booster, PLL, crystal-less design, regulator, anti-pop circuitry and USB transceiver. Many features are programmable with jumper pins or external EEPROM. In addition, audio adjustment can be easily controlled via specific HID compliant volume control pins.

PRODUCT FEATURES

2CH DAC with Headphone amplifier

Synchronized Digital Volume Control with PC or Laptop

Isolate the Noise Interference from PC / Laptop system

Portable and Plug & Play

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

Crystal-less Design with On-chip PLL and Embedded USB Transceiver

Jumper Pin for Speaker Mode (Playback Only) or Headset Mode (Playback + Recording)

For Headset Mode, USB Audio Function Topology has 2 Input Terminals, 2 Output Terminals, 1 Mixer Unit, 1 Selector Unit, and 3 Feature Units

Jumper Pin for Mixer Unit Enable / Disable under Headset Mode

For Speaker Mode, USB Audio Function Topology has 1 Input Terminal, 1 Output Terminal, and 1 Feature Unit

Support One Control Endpoint, One Isochronous Out Endpoint, One Isochronous In Endpoint, and One Interrupt In Endpoint

Supports AES/EBU, IEC60958, S/PDIF Consumer Formats for Stereo PCM Data at S/PDIF Output

Volume Up, Volume Down, and Playback Mute Pins support USB HID device class for Host Control Synchronization

Record Mute Pin with LED Indicator for Record Mute Status

External EEPROM Interface for Vendor Specific USB VID, PID, and Volume Settings

Improved ESD Protection Mechanism

Built-in Pop Noise Reduction Circuitry

Jumper Pin to Set the Power Mode (100mA or 500mA, Bus Power or Self Power)

Isochronous Transfer uses Adaptive Mode with Internal PLL for Synchronization

48K / 44.1KHz Sampling Rate for Both Playback and Recording

Soft Mute Function

Embedded High Performance 16-Bit Audio DAC with Earphone Phone Amplifier

Embedded 16-Bit ADC Input with Microphone Boost

Embedded Power-On-Reset Block

Embedded 5V to 3.3V Regulator for Single External 5V Operation

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 HS-100B

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