特性 Features

Key Features

High performance 32bit RISC-V processor Core with DSP instruction?
125MHz operating frequency;?
Full speed USB 2.0 HOST/DEVICE controller x1;?
Timer3 PWM channel x3; BLDC_Motor PWM channel x7; Low Power PWM channel x1;?
Quadrature Decoder x1;?
SD Card Host controller x1；?
SPI_LED controller x1;?
CrossBar Input/Output;?
Internal 64KB RAM for data and program; 8K cache;?
Internal 2M bit Flash;?
24M crystal oscillator circuit with on-chip loading capacitors, no external loading capacitors needed;?
Bluetooth 5.4 BLE specification, Support LE 1M/2M, Long Range;(QDID:222495)?
BLE output power ranges from -20dBm to +9dBm; RX Sensitivity with -94dBm @1M BLE;?
10-bit SAR ADC x 8;?
MIC amplifier x1; High performance MONO Sigma-Delta ADC;?
Built in PMU; buck DCDC converter; capless LDOs; LDO; Li-battery charger;?
One-bit MONO DAC;?
IR TX and RX;?
Hardware Cap-sense Touch Key x3;?
Master/Slave SPI/DSPI x1;?
Master/Slave IIC x1;?
Normal UART x1; High Speed UART with CTS/RTS x1;

Package
QFN20

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