GR66XX
Product Brief
The GR66XX series is Gear Radio' s Bluetooth 5.2 Audio SOC, including RF transceiver, modem, protocol processing logic, link layer controller and link layer firmware, anARM core and an ultra-low power DSP core, and powermanagement unit, ADC, DAC, I / O distribution controller.
Features
- Bluetooth 5.2 specification
- Supports TX +10 dBm (typ.) maximum output power for Bluetooth classic
- Receive sensitivity (typ.) : -95 dBm (1M BR), -94 dBm (2M EDR), -86 dBm(3M)
- Gear Radio Wireless(GWS) Stereo
- Gear Radio Role Switch for GWS
- Support AFH
- SBC, AAC, mSBC, LHDC decoder support
- FF / FB / Hybrid ANC
- 1 or 2 mic GearRadio Clean Voice headset speech processing
- 2 ADC (24-bit) with 99 dBA SNR
- Supports two PDM digital MIC inputs
- Serial interface : 2 UART, I²C, SPI
- Supports 24-bit, up to 192 kHz on I2S digital audio
- 11 GPIOs, 2 LED, and 3 PWM I/0
- 12 BitsAuxiliary ADC
- Built-in 16 Mbits FLASH memory
- Integrated dual SMPS, and battery charger; charging current up to 200 mA
- PWR Keyfor Power on / off
- Multi-function Key for TWS Scenario
- Support OTA firmware upgrade
- Support APP application
- Support Sensor Application
- SDK Turkey Solution
- Package : QFN 5*5 40L or QFN 4.2*5 32L
Operating Codition
- Operating voltage: 2.8V to 4.4V (VBAT)
- Temperature range: -40°C to +85°C
System Applications
- Wireless stereo headsets
- Wireless stereo ANC headsets
- Mono headset
- Wireless stereo speaker
