•   ARM® Cortex™-M0 32-bit processor with SWD

•   Memory

Ø 128KB-8MB in-system flash memory

Ø 64KB SRAM, all programmable retention in sleep mode

Ø 4-way instruction cache with 8KB Cache RAM

Ø 96KB ROM

Ø 256bit efuse

•   22 general purpose I/O pins

        Ø GPIO status retention in off/sleep mode

Ø configurable as serial interface and programmable IO MUX function mapping

Ø All pins can be configured for wake-up

Ø All pins for triggering interrupt

Ø 3 quadrature decoder(QDEC)

Ø 6-channel PWM

Ø 2-channel PDM/I2C/SPI/UART

Ø 4-channel DMA

•   DMIC/AMIC with microphone bias

•   8-channel 12bit ADC with low noise voice PGA

•   6-channel 32bit timer, one watchdog timer

•   Real timer counter (RTC)

•   Power, clock, reset controller

•   Flexible power management

Ø Operating Voltage range 1.8V to 3.6V

Ø Embedded buck DC-DC and LDOs

Ø Battery monitor

•   Power consumption

Ø 0.3μA @ OFF Mode(IO wake up only)

Ø 1μA @ Sleep Mode with 32KHz RTC

Ø 3.5uA @ Sleep Mode with 32KHz RTC and all SRAM retention

Ø Receive mode: 4mA @3.3V power supply

Ø Transmit mode: 4.6mA(0dBm output power) @3.3V power supply

Ø MCU: <60uA/MHz

•   RC oscillator hardware calibrations

Ø Internal High/Low frequency RC osc

Ø 32KHz RC osc for RTC with +/-500ppm accuracy

Ø 32MHz RC osc for HCLK with 3% accuracy

•   High Speed Throughput

Ø Support BLE 2Mbps Protocol

Ø Support Data Length Extension

Ø Throughput up to 1.6Mbps(DLE+2Mbps)

•   AoA/AoD Direction Finding

•   Support SIG-Mesh Multi-Feature

Ø Friend Node

Ø Low Power Node

Ø Proxy Node

Ø Relay Node

•   2.4 GHz transceiver

Ø Compliant to Bluetooth 5.2

Ø Sensitivity:

  -99dBm@BLE 1Mbps data rate

  -105dBm@BLE 125Kbps data rate

  -103dBm@IEEE 802.15.4 250Kbps data rate

Ø TX Power -20 to +10dBm in 3dB steps

Ø Single-pin antenna: no RF matching or RX/TX switching required

Ø RSSI (1dB resolution)

Ø Antenna array and optional off-chip RF PA/LNA control interface

•   AES-128 encryption hardware

•   Link layer hardware

Ø Automatic packet assenmbly

Ø Automatic packet detection and validation

Ø Auto Re-transmit

Ø Auto ACK

Ø Hardware Address Matching

Ø Random number generator

•   Operating temperature

Ø -40˚C ~+85 ˚C (Consumer)

Ø -40 ˚C ~+105 ˚C (Industrial)

•   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)