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Microchip Technology ATSAMD21E17A-MFT Microcontrollers

IC MCU 32BIT 128KB FLASH 32QFN

770,000 ActiveMicrochip TechnologyATSAMD21E32-VFQFN Exposed Pad$7.23
ATSAMD21E17A-MFT 32-VFQFN Exposed Pad package illustration

Same model may have multiple batches, images only for reference.

ATSAMD21E17A-MFT
Part Number (MPN)
ATSAMD21E17A-MFT
Base Model
Detailed Description
IC MCU 32BIT 128KB FLASH 32QFN
Package
32-VFQFN Exposed Pad
Lifecycle Status
Active
Datasheet
PDF ATSAMD21E17A-MFT Datasheet
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Ordering Code Family

ATSAMD21E groups multiple orderable suffixes under one base device. Compare package, grade, and reel options on the base-number page before substituting within the family.

20 ordering variants listed on the family page.

View all variants

Technical Specifications

Microchip Technology ATSAMD21E17A-MFT Microcontrollers technical specifications.

General

RAM Size
16K x 8
RoHS
Yes
Number of Pins
32
Package / Case
32-VFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TA)
Supply Voltage
1.62V ~ 3.6V
Lifecycle Status
Active
Peripherals
Brown-out Detect/Reset, DMA, I²S, POR, PWM, WDT
Number of I/O
26

Alternate Parts Comparison (ATSAMD21E17A-MFT vs ATSAMD21E17D-AUT vs ATSAMD21E18A-AUT vs ATSAMD21E17A-AFT)

Side-by-side technical parameter comparison of related primary models in this product family.

This PartAlternate PartsAlternate PartsAlternate Parts
Package / Case32-VFQFN Exposed Pad32-TQFP32-TQFP32-TQFP
Mounting TypeSurface MountSurface MountSurface MountSurface Mount
Operating Temperature-40°C ~ 125°C (TA)-40°C ~ 85°C (TA)-40°C ~ 85°C (TA)-40°C ~ 125°C (TA)
Supply Voltage1.62V ~ 3.6V1.62V ~ 3.63V1.62V ~ 3.6V1.62V ~ 3.6V
Number of Pins32323232
Core ProcessorARM® Cortex®-M0+ARM® Cortex®-M0+ARM® Cortex®-M0+ARM® Cortex®-M0+
Core Size32-Bit Single-Core32-Bit Single-Core32-Bit Single-Core32-Bit Single-Core
RAM Size16K x 816K x 832K x 816K x 8
RoHSYesYesYesYes
Lifecycle StatusActiveActiveActiveActive
ConnectivityI²C, LINbus, SPI, UART/USART, USBI²C, LINbus, SPI, UART/USART, USBI²C, LINbus, SPI, UART/USART, USBI²C, LINbus, SPI, UART/USART, USB
CPU TypeCortex-M0+Cortex-M0+Cortex-M0+Cortex-M0+
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Cross Reference

Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .

Suggested replacements

More Parts in Microcontrollers

Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.