WS300

WS300 is a 2.4GHz Bluetooth 5.4 audio SOC mainly for smart wireless microphone application. It includes high performance RISC processors, 2.4GHz BT/BLE dual mode radio, high-performance audio codecs, advanced power management unit, Li-ion battery charger, embedded flash, and flexible interfaces including USB, SD/TF, I2C, UART, and programmable input/output. Smartlink technology provides customers with complete smart wireless microphone solutions including SOC chips, intelligent audio algorithms, software, hardware, production test and AIOT cloud service.

Highlights:

• One dongle with two wireless microphones
• 2.4GHz ultra low-latency bidirectional transmission
• 48KHz sampled high-quality voice
• Dual-MIC AI ENC
• Magic sound reverberation
• Audio recording on local storage
• Howling suppression

• High performance 32-bit RISC processor, up to 336MHz;
• 2.4GHz & Bluetooth 5.4 dual mode;
  • TX power up to 10dBm;
  • RX sensitivity: -97dBm(BR), -96dBm(EDR);
• 24-bit high performance audio codec：
  • ADC x 3： 95dB SNR; -85dB THD+N;
  • DAC x 2： 100dB SNR; -88dB THD+N;
• PMU
  • Integrated DCDC, LDO & Li-ion battery charger;
  • Supports over-charge and brown-out protection;
• Supports SPI LCD interface;
• Supports SD/TF/eMMC;
• Supports USB2.0，UART，I2C & PWM interfaces;
• Package: QFN52L 6x6（RoHS green）;
• Operating Temperature： -40℃ ~ 85℃.

• One dongle with two wireless microphones;
• 2.4GHz ultra low-latency bidirectional transmission;
• 48KHz sampled high-quality voice;
• Dual-MIC ENC;
• Magic sound reverberation Audio recording on local storage;
• Howling suppression.

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