ATSAMD21E17A-MU

ARM微控制器 - MCU 128KB 16KB32QFN GRN1.6-3.6V48MHz

Low-Power, 32-bit Cortex-M0+ MCU with Advanced Analog and PWM

Features ATSAMD21E17A-MU

• Processor

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

• Single-cycle hardware multiplier

• Micro Trace Buffer (MTB)

• Memories

– 32/64/128/256 KB in-system self-programmable Flash

– 4/8/16/32 KB SRAM Memory

• System

– Power-on Reset (POR) and Brown-out Detection (BOD)

– Internal and external clock options with 48 MHz Digital Frequency-Locked Loop (DFLL48M) and 48 MHz to 96 MHz Fractional Digital Phase-Locked Loop (FDPLL96M)

– External Interrupt Controller (EIC)

– 16 external interrupts

– One Non-maskable Interrupt (NMI)

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

• Low Power ATSAMD21E17A-MU

– Idle and Stand-by Sleep modes

– SleepWalking peripherals

• Peripherals ATSAMD21E17A-MU

– 12-channel Direct Memory Access Controller (DMAC)

– 12-channel Event System

– Up to five 16-bit Timer/Counters (TC), configurable as either:

• One 16-bit TC with two compare/capture channels

• One 8-bit TC with two compare/capture channels

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

– Three 24-bit Timer/Counters for Control (TCC), with extended functions:

• 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 output

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

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