ATSAMD21G18A-AF

SMART SAMD21 series 32-bit Low-power Microcontroller based on the high-performance ARM Cortex-M0+ RISC processor. It operates at a maximum speed of 48MHz and features 256kB of flash memory and 32kB of SRAM. Peripherals include six serial communication modules (SERCOM) configurable as UART/USART, three 16-bit timers/counters, 32-bit real-time clock and calendar, 20 PWM channels, one 14-channel 12-bit ADC, one 10-bit DAC, full speed USB device and embedded host and support for up to 120 touch channels. The device operates from 1.62 to 3.63V.

• ARM cortex-M0+ CPU running at up to 48MHz
• Single-cycle hardware multiplier
• Micro trace buffer (MTB)
• Power-on reset (POR) and brown-out detection (BOD)
• External interrupt controller (EIC)
• 16 external interrupts
• One non-maskable interrupt
• Two-pin serial wire debug (SWD) programming, test and debugging interface
• Idle and standby sleep modes
• SleepWalking peripherals

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