Core Type
Cortex-M4 with FPU
CPU Architecture
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CPU Features
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Operating Frequency [Max] (MHz)
64 MHz
EEPROM (kB)
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Debugging
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Upgrade Type
Supports Over-the-Air upgrade (OTA)
crystal (optional)
32.768 kHz
External clock
32.768 kHz
Timers [Number, bits]
5 × 32-bit 16 MHz
Real-Time Clock
3 × 32.768 kHz
Watchdog timer
32.768 kHz
GPIO
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Pitch
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ADC [Number, bits]
8-channel 12-bit ADC
True Random Number Generator
有
SPI
4 × SPI master and 3 × SPI slave
DAC [Number, bits]
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SSI
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PWM [Number, bits]
4 × PWM
TWI
2 × TWI master and slave
USB
1 × USB Full-speed device
SPI
1 × high-speed SPI master
Quad SPI
1 × Quad SPI (w.XIP)
Human Machine Interface
-
Supply Voltage [Min to Max] (V)
1.7 V to 5.5 V supply voltage 1.7 V to 3.6 V (VDD) 2.5 V to 5.5 V (VDDH)
On-chip VBUS
On-chip VBUS 3.3 V reg
Regulated supply for external components
Regulated supply for external components
Power fail
Power fail comparator and brownout
Crypto Accelerator
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Public Key Hardware Accelerator
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Accelerator
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Current
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Sensor Controller
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Standby
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Transceiver Compatible
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Receiver Sensitivity
-95 dBm (Bluetooth Low Energy 1 Mbps)
Frequency Regulation
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Protocols
Bluetooth Low Energy/Bluetooth mesh/Thread/ Zigbee/ANT/2.4 GHz/IEEE 802.15.4
Bluetooth 5 PHYs
2 Mbps/Long range
Dimension
7 × 7 AQFN73 w/48 GPIOs 3.5 × 3.5 WLCSP w/48 GPIOs
DSP RAM
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DSP Clock Speed
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DSP Clock Speed
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Voice Services
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General
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