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CPU and Flexible IO
High performance 32bit RISC-V processor Core with DSP instruction
RISC-V typical speed: 140MHz
Program memory: internal 8M bit flash
Internal 280KB RAM for data and program
Flexible GPIO pins with Programmable pull-up and pull-down resistors
Support GPIO wakeup or interrupt
Bluetooth Radio
Compliant with Bluetooth V6.0 + BR + EDR + BLE specification (QDID: Q342942)
Maximum TX output power +9dBm
RX Sensitivity with -94.5dBm @2M EDR
Support TWS communication with balance-efficiency Power consumption
Support TWS Master-slave switch
Audio Interface
High performance stereo DAC with 103dB SNR, support differential mode and VCMBUF mode
Two channels high performance ADC with 100dB SNR
Two channels MIC amplifier input
Support flexible audio EQ adjust
Support Sample rate 8, 11.025, 12, 16, 22.05, 32, 44.1, 48, 88.2,96, 176.4 and 192KHz
One channel stereo Analog MUX
Package
QFN32 4*4
Temperature
Operating temperature: -40℃ to +85℃
Storage temperature: -65℃ to +150℃
- CPU： RISC-V + DSP扩展 (140MHz)
- 封装： QFN32
- 蓝牙协议： BT 6.0 双模（QDID: Q342942）
- Flash： 8 Mbit
- 内置充电： 支持