Atmel SAM D


Datasheet

PDF

Software

Description

SAM D21

SAM D21 Summary

(file size: 615KB, 23 pages, revision DS, updated: 09/2014)

SAM D21

SAM D21 Complete

(file size: 14MB, 1022 pages, revision D, updated: 09/2014)
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A low-power, high-performance ARM® Cortex®-M0+ based Flash microcontroller, the ATSAMD21J18A is ideal for a wide range of home automation, consumer, metering and industrial applications. It features:

  • 256KB of Flash and 32KB of SRAM
  • Up to 48MHz operating frequency
  • Six serial communication modules (SERCOM) configurable as UART/USART, SPI or I2C, five 16-bit timer/counters, 32-bit Real-Time Clock and calendar, 24 PWM channels, one 20-channel 12-bit ADC, one 10-bit DAC
  • Full-Speed USB Device and embedded Host
  • Support for up to 256 touch channels
  • 1.62V to 3.63V power supply
  • Easy pin migration to SAMD21G and SAMD21J devices
  • Supported by Atmel Studio, the Atmel Software Framework and the SAM D21 Xplained Pro kit

Key Parameters

Parameter
Value

Flash (Kbytes):

256 Kbytes

SRAM (Kbytes):

32

CPU:

Cortex-M0+

SPI:

6

TWI (I2C):

6

UART:

6

32kHz RTC:

Yes

PWM Channels:

24

ADC channels:

20

Analog Comparators:

2

 

Ordering Codes

Ordering Code Package Speed Power Supply Operational Range Comment Buy Online Samples
ATSAMD21J18A-AUT TQFP 64A 64 48 1.62-3.6 Industrial (A) (-40°C to 85°C) Buy Request
ATSAMD21J18A-MUT QFN PA 64 48 1.62-3.6 Industrial (A) (-40°C to 85°C) Buy Request