Representative package visual — not an exact-product photographProduct referenceVendor-delivered DigiKey product/package image1 of 2

Exact MPN19 sourced attributes1 source document

Microchip Technology · exact orderable part

ATSAMC21E18A-AUT

Name: ATSAMC21E18A-AUT
Brand: Microchip Technology

IC MCU 32BIT 256KB FLASH 32TQFP

Original manufacturerCommercial terms confirmed per lot

ManufacturerMicrochip Technology

Package / case32-TQFP

Mounting typeSurface Mount

PackingTape & Reel (TR); Cut Tape (CT); Digi-Reel®

Technical parameters

Technical specifications

19 normalized values · 1 validated source

ATSAMC21E18A-AUT technical parameters
Parameter	Value
Base Product Number	ATSAMC21 [1]
Connectivity	CANbus, I²C, LINbus, SPI, UART/USART [1]
Core Processor	ARM® Cortex®-M0+ [1]
Core Size	32-Bit Single-Core [1]
Data Converters	A/D 10x12b, 1x16b; D/A 1x10b [1]
Mfr	Microchip Technology [1]
Mounting Type	Surface Mount [1]
Number of I/O	26 [1]
Operating Temperature	-40°C~85°C(TA) [1]
Oscillator Type	Internal [1]
Peripherals	Brown-out Detect/Reset, DMA, POR, WDT [1]
Product Status	Active [1]
Program Memory Size	256KB (256K x 8) [1]
Program Memory Type	FLASH [1]
RAM Size	32K x 8 [1]
Series	SAM C21, Functional Safety (FuSa) [1]
Speed	48MHz [1]
Voltage - Supply (Vcc/Vdd)	2.7V ~ 5.5V [1]
Package / Case	32-TQFP [1]

Catalog relationships

This page describes one orderable part. A family page helps select suffixes but never carries assumed stock or a price.

Related exact parts

Browse exact MPNs and compare their specifications. These links do not imply compatibility or interchangeability.