ARM Cortex-M0+ CPU running at up to 48MHz

Single-cycle hardware multiplier

Micro Trace Buffer

Memory Protection Unit (MPU)

128KB in-system self-programmable Flash

4KB independent self-programmable Flash for EEPROM emulation

16KB SRAM Main Memory

Power-on reset (POR) and brown-out detection (BOD)

Internal and external clock options with 48MHz to 96MHz

Fractional Digital Phase Locked Loop (FDPLL96M)

16 external interrupts

One non-maskable interrupt

Two-pin Serial Wire Debug (SWD) programming, test and debugging interface

Idle, standby, and off sleep modes

SleepWalking peripherals

Hardware Divide and Square Root Accelerator (DIVAS)

12-channel Direct Memory Access Controller (DMAC)

12-channel Event System

Up to eight 16-bit Timer/Counters (TC), configurable as either

One 16-bit TC with compare/capture channels

One 8-bit TC with compare/capture channels

One 32-bit TC with compare/capture channels, by using two TCs

Up to four compare channels with optional complementary output

Generation of synchronized pulse width modulation (PWM) pattern across port pins

Deterministic fault protection, fast decay and configurable dead-time between complementary outputs

Dithering that increase resolution with up to 5 bit and reduce quantization error

Frequency Meter

32-bit Real Time Counter (RTC) with clock/calendar function

Watchdog Timer (WDT)

CRC-32 generator

CAN 2.0A/B

ISO CAN FD; ISO 1189801:2015

Each CAN interface have two selectable pin locations to switch between two external CAN transceivers (without the need for an external switch)

USART with full-duplex and single-wire half-duplex configuration

I2C up to 3.4MHz (Except SERCOM6 and SERCOM7)

SPI

LIN master/slave

RS-485

PMBus

Four Configurable Custom Logic (CCL)

Differential and single-ended input

Automatic offset and gain error compensation

Oversampling and decimation in hardware to support 13-, 14-, 15- or 16-bit resolution

One 16-bit Sigma-Delta Analog-to-Digital Converter (SDADC)

10-bit, 350ksps Digital-to-Analog Converter (DAC)

Three Analog Comparators (AC) with window compare function

Integrated Temperature Sensor

Peripheral Touch Controller (PTC)

256-Channel capacitive touch and proximity sensing I/O

Up to 26 programmable I/O pins

Drop in compatible with select SAM D20 and SAM D21

2.7V – 5.5V