深圳市岭缃峰电子有限公司

a Sheet 32-bit Arm Cortex-M0+ with 5V Support, CAN-FD, PTC, and Advanced Analog Features Operating Conditions • 2.7V – 5.5V, -40°C to +125°C, DC to 48 MHz Core • Arm® Cortex®-M0+ CPU running at up to 48 MHz: – Single-cycle hardware multiplier – Micro Trace Buffer – Memory Protection Unit (MPU) Memories • 32/64/128/256 KB in-system self-programmable Flash • 1/2/4/8 KB independent self-programmable Flash for EEPROM emulation • 4/8/16/32 KB SRAM Main Memory System • Power-on Reset (POR) and Brown-out Detection (BOD) • Internal and external clock options with 48 MHz to 96 MHz Fractional Digital Phase Locked Loop (FDPLL96M) • External Interrupt Controller (EIC) (Interrupt pin debouncing is only available in SAM C20/C21 N) • 16 external interrupts – Hardware debouncing (only available in SAM C20/C21 N) • One non-maskable interrupt • Two-pin Serial Wire Debug (SWD) programming, test, and debugging interface Low-Power • Idle and Standby Sleep modes • SleepWalking peripherals 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 (see Note): Note:  Maximum and minimum capture is only available in the SAM C21N devices. – 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 • Two 24-bit and one 16-bit Timer/Counter for Control (TCC), with extended functions: – Up to eight PWM channels on each 24-bit TCC – Up to two PWM channels on each 16-bit TCC – Up to four compare channels with optional complementary output – Generation of synchronized pulse width modulation (PWM) pattern across port pins © 2021 Microchip Technology Inc. and its subsidiaries Datasheet DS60001479H-page