$10.25 per ea

Quantity Price
ea $10.25
4+ $9.55
10+ $8.80
per ea
All prices shown are (inc. GST)


A low-power, high-performance Microchip's ARM® Cortex®-M0+ based flash microcontroller, the ATSAMD21G17 is ideal for a wide range of home automation, consumer, metering, and industrial applications. As used in the Arduino Zero.


  • 128KB of flash and 16KB of SRAM
  • Up to 48MHz operating frequency
  • Six serial communication modules (SERCOM) configurable as UART/USART, SPI or I2C, three 16-bit timer/counters, 32-bit Real-Time Clock and calendar, 20 PWM channels, one 14-channel 12-bit ADC, one 10-bit DAC
  • Full Speed USB 2.0 Device and embedded Host
  • Support for up to 120 touch channels
  • 1.62V to 3.63V power supply
  • Easy pin migration to SAMD21G and SAMD21J devices
  • Supported by Atmel Studio, ASF and the SAM D21 Xplained Pro kit
  • 38 GPIOs
  • Operates between-40ºC and 85ºC

Information & Downloads


  • Family SAM D21
  • Max Speed MHz 48
  • Program Memory Size (KB) 128
  • RAM (KB) 16
  • Auxiliary Flash (KB) 0.064
  • Temperature Range (C) -40 to 85
  • Operating Voltage Range (V) 1.62 to 3.63
  • DMA Channels 12
  • SPITM 6
  • I2CTM Compatible 6
  • Peripheral Pin Select (PPS) Crossbar Yes
  • USB 1
  • USB Interface Host, Device
  • A/D channels 14
  • Max A/D Resolution 12
  • Max A/D Sample Rate (KSPS) 350
  • Input Capture 6
  • Motor Control PWM Channels 6
  • 16-bit Digital Timers 5
  • Parallel Port GPIO
  • Comparators 2
  • Internal Oscillator 32khz, 32Khz ULP, 8Mhz
  • RTCC Yes
  • I/O Pins 38
  • Pin Count 48
    • *Specifications are subject to change without notice.

Warranty & Returns


We offer 12 months warranty on this product from its date of purchase. This is available from Altronics stores, online purchases or Altronics resellers. In accordance with our full warranty terms we will repair, replace or refund if goods you have purchased from us are defective.


Not withstanding our warranty policy, if you are dissatisfied with our goods or service you may return the goods within 14 days of our despatch date. Simply contact us for a return authorisation number and we will refund your purchase in full, less transport costs on receipt of goods. All returned goods must be in as sold condition including all packaging, instructions, invoices etc.

Accessories (Sold Separately)