Wireless microcontroller
- Powerful 48-MHz Arm® Cortex®-M4
processor
- 352KB flash program memory
- 32KB of ultra-low leakage
SRAM
- 8KB of Cache SRAM (Alternatively
available as general-purpose RAM)
- Programmable radio includes
support for 2-(G)FSK, 4-(G)FSK, MSK, Bluetooth® 5.2 Low Energy, IEEE
802.15.4 PHY and MAC
- Supports over-the-air upgrade
(OTA)
Low power consumption
- MCU consumption:
- 3.60 mA active mode,
CoreMark
- 61 μA/MHz running
CoreMark
- 0.8 μA standby mode, RTC,
32KB RAM
- 0.1 μA shutdown mode,
wake-up on pin
- Radio Consumption:
- 6.8 mA RX
- 7.1 mA TX at 0
dBm
- 9.6 mA TX at +5
dBm
Wireless protocol support
High performance radio
- -104 dBm
for Bluetooth® Low Energy 125-kbps
- Output power up to +5 dBm with temperature compensation
Regulatory compliance
- Regulatory certification for
compliance with worldwide radio frequency:
- ETSI RED (Europe) / RER
(UK)
- ISED (Canada)
- FCC (USA)
MCU peripherals
- Digital peripherals can be routed
to any GPIO
- Four 32-bit or eight 16-bit
general-purpose timers
- 12-bit ADC, 200 kSamples/s, 8
channels
- 8-bit DAC
- Two comparators
- Programmable current source
- UART, SSI, I2C,
I2S
- Real-time clock (RTC)
- Integrated temperature and
battery monitor
Security enablers
- AES 128-bit cryptographic
accelerator
- True random number generator
(TRNG)
- Additional cryptography drivers
available in Software Development Kit (SDK)
Development tools and
software
Operating range
- On-chip buck DC/DC converter
- 1.8-V to 3.8-V single supply
voltage
- Tj: -40 to +105°C
Package
- 7-mm × 7-mm MOU (32 GPIOs)
- RoHS-compliant package