Key Features

? High-performance low-power 32-bit processor ? Memory
? 256KB SPI NOR flash memory
? 64KB SRAM, all programmable retention insleep mode
? 4-way instruction cache with 8KB CacheRAM
? 96KB ROM
? 256bit efuse ? 11 general purpose I/O pins
? GPIO status retention in off/sleep mode
? configurable as serial interface andprogrammable 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 ? 5-channel 12bit ADC with low noise voicePGA
? 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
? 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 allSRAM retention
? Receive mode: 8mA @3.3V power supply
? Transmit mode: 8.6mA(0dBm output power)@3.3V power supply
? MCU: <90uA/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) ? 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/TXswitching required
? RSSI (1dB resolution)
? Antenna array and optional off-chip RF PA/LNAcontrol 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 ℃~85℃

? RoHS Package: TSSOP16
? 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)