Wireless microcontroller
- Powerful 48-MHz Arm® Cortex®-M4F processor
- 704KB flash program memory
- 256KB of ROM for protocols and library functions
- 8KB of cache SRAM
- 144KB of ultra-low leakage SRAM with parity for high-reliability operation
- Dynamic multiprotocol manager (DMM) driver
- 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)
Ultra-low power sensor controller
- Autonomous MCU with 4KB of
SRAM
- Sample, store, and process sensor data
- Fast wake-up for low-power operation
- Software defined peripherals;
capacitive touch, flow meter, LCD
Low power consumption
- MCU consumption:
- 3.10 mA active mode, CoreMark
- 65 μA/MHz running CoreMark
- 0.9 μA standby mode, RTC, 144KB RAM
- 0.1 μA shutdown mode, wake-up on pin
- Ultra low-power sensor controller
consumption:
- 29.2 μA in 2 MHz mode
- 799 μA in 24 MHz mode
- Radio Consumption:
- 6.4 mA RX
- 7.3 mA TX at 0 dBm
- 9.7 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
- Suitable for systems targeting compliance with these standards:
- ETSI EN 300 328, EN
300 440 Cat. 2 and 3
- FCC CFR47 Part 15
- ARIB STD-T66
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
- Two UART, two SSI,
I2C, I2S
- Real-time clock (RTC)
- Integrated temperature and battery monitor
Security enablers
- AES 128- and 256-bit cryptographic accelerator
- ECC and RSA public key hardware
accelerator
- SHA2 Accelerator (full suite up to SHA-512)
- True random number generator (TRNG)
Development tools and software
Operating range
- On-chip buck DC/DC converter
- 1.8-V to 3.8-V single supply voltage
- 1.7-V to 1.95-V external regulator mode
- -40 to +105°C
Package
- 7-mm × 7-mm RGZ VQFN48 (31 GPIOs)
- RoHS-compliant package