Arduino Nano 33 IoT User Manual

Arduino® Nano 33 IoT
2 / 18 Arduino® Nano 33 IoT / Rev. 01 - 06/12/2021
Features
SAMD21G18A
Processor
256KB Flash
32KB Flash
Power On Reset (POR) and Brown Out Detection (BOD)
Peripherals
12 channel DMA
12 channel event system
5x 16 bit Timer/Counter
3x 24 bit timer/counter with extended functions
32 bit RTC
Watchdog Time
CRC-32 generator
Full speed Host/Device USB with 8 end points
6x SERCOM (USART, I
2
C, SPI, LIN)
Two channel I
2
S
12 bit 350ksps ADC (up to 16 bit with oversampling)
10 bit 350ksps DAC
External Interrupt Controller (up to 16 lines)

Arduino Nano 33 IoT Specifications

General

Operating Voltage	3.3V
Input Voltage (limit)	6-21V
Digital I/O Pins	14
Analog Output Pins	1 (DAC)
DC Current per I/O Pin	7 mA
Flash Memory	256 KB
SRAM	32 KB
Clock Speed	48 MHz
LED_BUILTIN	13
Length	45 mm
Width	18 mm
Weight	5 g
UART	1
SPI	1
I2C	1
Microcontroller	SAMD21 Cortex®-M0+ 32bit low power ARM MCU
PWM Pins	11
Analog Input Pins	8
Wi-Fi	Yes (802.11 b/g/n)
Bluetooth	Yes (Bluetooth 4.2)
IMU	LSM6DS3