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ATSAMD21E18A-AU
ARM MCU, SAM D Series, SAM 32 Family SAM D21 Series Microcontrollers, ARM Cortex-M0+, 32 bit
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ManufacturerMICROCHIP
Manufacturer Part NoATSAMD21E18A-AU
Order Code2409244
Product RangeSAM 32 Family SAM D21 Series Microcontrollers
Your Part Number
Technical Datasheet
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| Quantity | Price (inc Tax) |
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Product Information
ManufacturerMICROCHIP
Manufacturer Part NoATSAMD21E18A-AU
Order Code2409244
Product RangeSAM 32 Family SAM D21 Series Microcontrollers
Technical Datasheet
Product RangeSAM 32 Family SAM D21 Series Microcontrollers
Device CoreARM Cortex-M0+
Data Bus Width32 bit
Operating Frequency Max48MHz
Program Memory Size256KB
No. of Pins32Pins
IC Case / PackageTQFP
No. of I/O's26I/O's
InterfacesI2C, I2S, SPI, UART, USB
RAM Memory Size32KB
ADC Channels10Channels
ADC Resolution12Bit
Supply Voltage Min1.62V
Supply Voltage Max3.63V
Operating Temperature Min-40°C
Operating Temperature Max85°C
IC MountingSurface Mount
MCU FamilySAM32
MCU SeriesSAM D2X
Qualification-
SVHCNo SVHC (25-Jun-2025)
Product Overview
Low-power, high-performance Microchip's ARM® Cortex®-M0+ based Flash microcontroller ideal for a wide range of home automation, consumer, metering, and industrial applications.
- Full speed USB device and embedded host
- Support for up to 60 touch channels
- Easy pin migration to SAMD21G and SAMD21J devices
- Supported by Atmel studio, the Atmel software framework and the SAM D21 Xplained Pro Kit
- Power-on reset (POR) and brown-out detection (BOD)
- Two-pin serial wire debug (SWD) programming, test and debugging interface
- Peripherals - 32bit real time counter (RTC) with clock/calendar function
- Internal and external clock options
- External Interrupt Controller (EIC), One non-maskable interrupt, 16 external interrupts
- One full-speed (12Mbps) Universal Serial Bus (USB) 2.0 interface
Technical Specifications
Product Range
SAM 32 Family SAM D21 Series Microcontrollers
Data Bus Width
32 bit
Program Memory Size
256KB
IC Case / Package
TQFP
Interfaces
I2C, I2S, SPI, UART, USB
ADC Channels
10Channels
Supply Voltage Min
1.62V
Operating Temperature Min
-40°C
IC Mounting
Surface Mount
MCU Series
SAM D2X
MSL
MSL 3 - 168 hours
Device Core
ARM Cortex-M0+
Operating Frequency Max
48MHz
No. of Pins
32Pins
No. of I/O's
26I/O's
RAM Memory Size
32KB
ADC Resolution
12Bit
Supply Voltage Max
3.63V
Operating Temperature Max
85°C
MCU Family
SAM32
Qualification
-
SVHC
No SVHC (25-Jun-2025)
Technical Docs (2)
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Legislation and Environmental
Country of Origin:
Country in which last significant manufacturing process was carried outCountry of Origin:Taiwan
Country in which last significant manufacturing process was carried out
Country in which last significant manufacturing process was carried outCountry of Origin:Taiwan
Country in which last significant manufacturing process was carried out
Tariff No:85423190
US ECCN:3A991.a.2
EU ECCN:NLR
RoHS Compliant:Yes
RoHS
RoHS Phthalates Compliant:Yes
RoHS
SVHC:No SVHC (25-Jun-2025)
Download Product Compliance Certificate
Product Compliance Certificate
Weight (kg):.000454