Key Features
• ARM® Cortex™-M0 32-bit processor with SWD
• Memory
512KB in-system flash memory
64KB SRAM, all programmable retention insleep mode
4-way instruction cache with 8KB CacheRAM
96KB ROM
256bit efuse • 22 general purpose I/O pins
GPIO status retention in off/sleep mode
configurable as serial interface and
programmable IO MUX function mapping
All pins can be configured for wake-up
All pins for triggering interrupt
3 quadrature decoder(QDEC)
6-channel PWM
2-channel PDM/I2C/SPI/UART
4-channel DMA
• DMIC/AMIC with microphone bias
• 8-channel 12bit ADC with low noise voice PGA
• 6-channel 24bit timer, one watchdog timer
• Real timer counter (RTC)
• Power, clock, reset controller
• Flexible power management
Operating Voltage range 1.8V to 3.6V
Embedded buck DC-DC and LDOs
Battery monitor • Power consumption
0.3μA @ OFF Mode(IO wake up only)
1μA @ Sleep Mode with 32KHz RTC
4uA @ Sleep Mode with 32KHz RTC and all
SRAM retention
Receive mode: 4mA @3.3V power supply
Transmit mode: 4.7mA(0dBm output power)
@3.3V power supply
广州MCU: <60uA/MHz • RC oscillator hardware calibrations
Internal High/Low frequency RC osc
32KHz RC osc for RTC with +/-500ppm accuracy
32MHz RC osc for HCLK with 3% accuracy • High Speed Throughput
Support BLE 2Mbps Protocol
Support Data Length Extension
Throughput up to 1.6Mbps(DLE+2Mbps) • BLE 5.2 feature • AoA/AoD Direction Finding • Support SIG-Mesh Multi-Feature
Friend Node
Low Power Node
Proxy Node
Relay Node • 2.4 GHz transceiver
Compliant to Bluetooth 5.2
Sensitivity:
-97dBm@BLE 1Mbps data rate
-103dBm@BLE 125Kbps data rate
TX Power -20 to +10dBm in 3dB steps
Single-pin antenna: no RF matching or RX/TX
switching required
RSSI (1dB resolution)
Antenna array and optional off-chip RF PA/LNA
control interface • AES-128 encryption hardware • Link layer hardware
Automatic packet assembly
Automatic packet detection and validation
Auto Re-transmit
Auto ACK
Hardware Address Matching
Random number generator • Operating temperature: -40 ℃~125℃ • RoHS Package: QFN32(4mm x 4mm) • Applications: wearables, beacons, home and building,
health and medical, industrial and manufacturing,
retail and payment, data transmission, PC/mobile/TV
peripherals, internet of things (IoT)
产品推荐Product recommendation