特性 Features

CPU and Flexible IO

High performance 32 Bit RISC-V processor Core with HIFI4 DSP;?
RISC-V contains floating point unit(FPU), supports floating point arithmetic;?
RISC-V maximum speed 125MHz and HIFI 4 maximum speed 270MHz;?
Program memory: internal 16Mbit flash;?
On-chip RAM 892KB；?
SPI PSRAM Controller；?
Flexible GPIO pins with Programmable pull-up and pull-down resistors;?
Support GPIO wakeup or interrupt

Bluetooth Radio
Compliant to Bluetooth 5.4 and BLE specification (QDID: 207169);?
Support LE audio BIS/CIS;?
TX output power +8dBm in typical;?
RX Sensitivity with -94.5dBm @EDR;?
RX Sensitivity with -95.5dBm @ 1M BLE;?
RX Sensitivity with -93dBm @ 2M BLE;


Audio Interface

Audio codec with 24bit DAC and 24bit ADC;?
Support flexible audio EQ adjust;?
Support Sample rate 8, 11.025, 12, 16, 22.05,32, 44.1, 48,96,192KHz;?
Two channels MIC amplifier input;?
Three channels stereo AUX;?
Four channels high performance audio ADC with 101dB SNR, support single end mode;
Three channels High performance audio DAC with 103dB SNR, support one channelsingle end mode and two channelsdifferential output mode;

Package
QFN52;

Temperature
Operating temperature: -40℃ to +85℃;
Storage temperature: -65℃ to +150℃;