Model: ABX00030
Microcontroller: nRF52840 (datasheet)
Operating Voltage: 3.3V
Input Voltage (limit): 21V
DC Current per I/O Pin: 15 mA
Clock Speed: 64MHz
CPU Flash Memory: 1MB (nRF52840)
SRAM: 256KB (nRF52840)
EEPROM: none
Digital Input/Output Pins: 14
PWM Pins: all digital pins
UART: 1
SPI: 1
I2C: 1
Analog Input Pins: 8 (ADC 12 bit 200 ksamples)
Analog Output Pins: Only through PWM (no DAC)
External Interrupts: all digital pins
LED_BUILTIN: 13
USB: Native in the nRF52840 Processor
Length: 45mm
Width: 18mm
Weight: 5g (with headers)