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SAMD21 Series ARM Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Mounting Style	Package/Case	Core	Program Memory Size	Data Bus Width	ADC Resolution	Maximum Clock Frequency	Number of I/Os	Data RAM Size	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Qualification	Packaging
ARM Microcontrollers - MCU 128KB 16KB32TQFP GRN1.6-3.6V48MHz ATSAMD21E17A-AU Microchip Technology 1: £2.10 1,251In Stock	Mfr. Part No. ATSAMD21E17A-AU Mouser Part No 556-ATSAMD21E17A-AU	Microchip Technology	ARM Microcontrollers - MCU 128KB 16KB32TQFP GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	1,251In Stock	£2.10 £1.91 £1.76	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-32	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	26 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21E17A-MF Microchip Technology 1: £2.27 1,040In Stock	Mfr. Part No. ATSAMD21E17A-MF Mouser Part No 556-ATSAMD21E17A-MF	Microchip Technology	ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	1,040In Stock	£2.27 £2.07 £1.88	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	QFN-32	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	26 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 64KB 8KB32TQFP GRN 1.6-3.6V 48MHz ATSAMD21E18A-AU Microchip Technology 1: £2.98 694In Stock	Mfr. Part No. ATSAMD21E18A-AU Mouser Part No 556-ATSAMD21E18A-AU	Microchip Technology	ARM Microcontrollers - MCU 64KB 8KB32TQFP GRN 1.6-3.6V 48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	694In Stock	£2.98 £2.70 £2.44	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-32	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	26 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 256KB 32QFN GRN 1.6-3.6V 48MHz ATSAMD21E18A-MU Microchip Technology 1: £2.91 2,044In Stock	Mfr. Part No. ATSAMD21E18A-MU Mouser Part No 556-ATSAMD21E18A-MU	Microchip Technology	ARM Microcontrollers - MCU 256KB 32QFN GRN 1.6-3.6V 48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	2,044In Stock	£2.91 £2.65 £2.40	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	QFN-32	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	26 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 48QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21G17A-MF Microchip Technology 1: £2.40 1,048In Stock	Mfr. Part No. ATSAMD21G17A-MF Mouser Part No 556-ATSAMD21G17A-MF	Microchip Technology	ARM Microcontrollers - MCU 48QFN 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	1,048In Stock	£2.40 £2.17 £1.97	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	QFN-48	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	38 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 64QFN,85C TEMP, GREEN, 3.3V, 48MHZ, T&R ATSAMD21J16B-MUT Microchip Technology 1: £2.22 3,520In Stock	Mfr. Part No. ATSAMD21J16B-MUT Mouser Part No 556-ATSAMD21J16B-MUT	Microchip Technology	ARM Microcontrollers - MCU 64QFN,85C TEMP, GREEN, 3.3V, 48MHZ, T&R Learn More about Microchip Technology sam d21 mcus	Datasheet	3,520In Stock	Cut Tape £2.22 £2.14 Reel £1.83 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	SAMD21	SMD/SMT	QFN-64	ARM Cortex M0+	64 kB	32 bit	12 bit	48 MHz	52 I/O	8 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 128KB 16KB 64TQFP GRN1.6-3.6V48MHz ATSAMD21J17A-AU Microchip Technology 1: £2.33 3,455In Stock	Mfr. Part No. ATSAMD21J17A-AU Mouser Part No 556-ATSAMD21J17A-AU	Microchip Technology	ARM Microcontrollers - MCU 128KB 16KB 64TQFP GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	3,455In Stock	£2.33 £2.11 £1.92	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-64	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	52 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 32QFN,85C TEMP, GREEN, 3.3V, 48MHZ ATSAMD21E15B-MU Microchip Technology 1: £1.68 388In Stock	Mfr. Part No. ATSAMD21E15B-MU Mouser Part No 556-ATSAMD21E15B-MU	Microchip Technology	ARM Microcontrollers - MCU 32QFN,85C TEMP, GREEN, 3.3V, 48MHZ Learn More about Microchip Technology sam d21 mcus	Datasheet	388In Stock	£1.68 £1.53 £1.38	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	QFN-32	ARM Cortex M0+	32 kB	32 bit	12 bit	48 MHz	26 I/O	4 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21E15L-MF Microchip Technology 1: £1.85 63In Stock	Mfr. Part No. ATSAMD21E15L-MF Mouser Part No 556-ATSAMD21E15L-MF	Microchip Technology	ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	63In Stock	£1.85 £1.68 £1.53	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	QFN-32	ARM Cortex M0+	32 kB	32 bit	12 bit	48 MHz	26 I/O	4 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 32TQFP,85C TEMP, GREEN, 3.3V, 48MHZ ATSAMD21E16B-AU Microchip Technology 1: £1.98 368In Stock	Mfr. Part No. ATSAMD21E16B-AU Mouser Part No 556-ATSAMD21E16B-AU	Microchip Technology	ARM Microcontrollers - MCU 32TQFP,85C TEMP, GREEN, 3.3V, 48MHZ Learn More about Microchip Technology sam d21 mcus	Datasheet	368In Stock	£1.98 £1.80 £1.63	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-32	ARM Cortex M0+	64 kB	32 bit	12 bit	48 MHz	26 I/O	8 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 32QFN,85C TEMP, GREEN, 3.3V, 48MHZ ATSAMD21E16B-MU Microchip Technology 1: £1.94 597In Stock	Mfr. Part No. ATSAMD21E16B-MU Mouser Part No 556-ATSAMD21E16B-MU	Microchip Technology	ARM Microcontrollers - MCU 32QFN,85C TEMP, GREEN, 3.3V, 48MHZ Learn More about Microchip Technology sam d21 mcus	Datasheet	597In Stock	£1.94 £1.76 £1.61	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	QFN-32	ARM Cortex M0+	64 kB	32 bit	12 bit	48 MHz	26 I/O	8 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU CM0, TQFP 32 , 128KFlash, USB, Extended Temp 125C, Tray ATSAMD21E17D-AF Microchip Technology 1: £2.33 365In Stock	Mfr. Part No. ATSAMD21E17D-AF Mouser Part No 556-ATSAMD21E17D-AF	Microchip Technology	ARM Microcontrollers - MCU CM0, TQFP 32 , 128KFlash, USB, Extended Temp 125C, Tray Learn More about Microchip Technology sam d21 mcus	Datasheet	365In Stock	£2.33 £2.10 £1.91	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-32	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	26 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU CMO,TQFP32,Ligthing,128KFlash,Trays, Extended temp ATSAMD21E17L-AF Microchip Technology 1: £2.33 250In Stock	Mfr. Part No. ATSAMD21E17L-AF Mouser Part No 556-ATSAMD21E17L-AF	Microchip Technology	ARM Microcontrollers - MCU CMO,TQFP32,Ligthing,128KFlash,Trays, Extended temp Learn More about Microchip Technology sam d21 mcus	Datasheet	250In Stock	£2.33 £2.10 £1.91	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-32	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	26 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU CMO,QFN32,Ligthing,128KFlash,Trays, 105 C ATSAMD21E17L-MN Microchip Technology 1: £2.23 30In Stock	Mfr. Part No. ATSAMD21E17L-MN Mouser Part No 556-ATSAMD21E17L-MN	Microchip Technology	ARM Microcontrollers - MCU CMO,QFN32,Ligthing,128KFlash,Trays, 105 C Learn More about Microchip Technology sam d21 mcus	Datasheet	30In Stock	£2.23 £2.03 £1.84	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	VQFN-32	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	26 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 105 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21E18A-MF Microchip Technology 1: £3.20 119In Stock	Mfr. Part No. ATSAMD21E18A-MF Mouser Part No 556-ATSAMD21E18A-MF	Microchip Technology	ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	119In Stock	£3.20 £2.91 £2.64	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	QFN-32	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	26 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 48QFN,85C TEMP, GREEN, 3.3V, 48MHZ ATSAMD21G16B-MU Microchip Technology 1: £2.04 109In Stock	Mfr. Part No. ATSAMD21G16B-MU Mouser Part No 556-ATSAMD21G16B-MU	Microchip Technology	ARM Microcontrollers - MCU 48QFN,85C TEMP, GREEN, 3.3V, 48MHZ Learn More about Microchip Technology sam d21 mcus	Datasheet	109In Stock	£2.04 £1.85 £1.68	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	QFN-48	ARM Cortex M0+	64 kB	32 bit	12 bit	48 MHz	38 I/O	8 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU CM0, TQFP 48 , 128KFlash, USB, Extended Temp 125C, Tray ATSAMD21G17D-AF Microchip Technology 1: £2.44 106In Stock	Mfr. Part No. ATSAMD21G17D-AF Mouser Part No 556-ATSAMD21G17D-AF	Microchip Technology	ARM Microcontrollers - MCU CM0, TQFP 48 , 128KFlash, USB, Extended Temp 125C, Tray Learn More about Microchip Technology sam d21 mcus	Datasheet	106In Stock	£2.44 £2.22 £2.01	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-48	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	38 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU CM0,TQFP48, 128kFlash,Trays,USB, I Temp ATSAMD21G17D-AU Microchip Technology 1: £2.22 14In Stock 2,000On Order	Mfr. Part No. ATSAMD21G17D-AU Mouser Part No 556-ATSAMD21G17D-AU	Microchip Technology	ARM Microcontrollers - MCU CM0,TQFP48, 128kFlash,Trays,USB, I Temp Learn More about Microchip Technology sam d21 mcus	Datasheet	14In Stock 2,000On Order On Order Ship Dates Mfr. No: ATSAMD21G17D-AU Stock: 14 Can Dispatch Immediately On Order: 1,000 Expected 19/11/2026 1,000 TBD Factory Lead Time: 12 Weeks	£2.22 £2.02 £1.83	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-48	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	38 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU CM0, TQFP 64 , 128KFlash, USB, Extended Temp 125C, Tray ATSAMD21J17D-AF Microchip Technology 1: £2.58 186In Stock	Mfr. Part No. ATSAMD21J17D-AF Mouser Part No 556-ATSAMD21J17D-AF	Microchip Technology	ARM Microcontrollers - MCU CM0, TQFP 64 , 128KFlash, USB, Extended Temp 125C, Tray Learn More about Microchip Technology sam d21 mcus	Datasheet	186In Stock	£2.58 £2.33 £2.11	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-64	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	52 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 128KB 16KB32QFN GRN1.6-3.6V48MHz ATSAMD21E17A-MU Microchip Technology 1: £2.16 323In Stock 490Expected 08/10/2026	Mfr. Part No. ATSAMD21E17A-MU Mouser Part No 556-ATSAMD21E17A-MU	Microchip Technology	ARM Microcontrollers - MCU 128KB 16KB32QFN GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	323In Stock 490Expected 08/10/2026	£2.16 £1.96 £1.78	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	QFN-32	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	26 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 48TQFP,125C TEMP, GREEN, 3.3V, 48MHZ ATSAMD21G16B-AF Microchip Technology 1: £2.28 46In Stock	Mfr. Part No. ATSAMD21G16B-AF Mouser Part No 556-ATSAMD21G16B-AF	Microchip Technology	ARM Microcontrollers - MCU 48TQFP,125C TEMP, GREEN, 3.3V, 48MHZ Learn More about Microchip Technology sam d21 mcus	Datasheet	46In Stock	£2.28 £2.08 £1.88	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-48	ARM Cortex M0+	64 kB	32 bit	12 bit	48 MHz	38 I/O	8 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 48TQFP,125C TEMP, GREEN, 3.3V, 48MHZ,T&R ATSAMD21G16B-AFT Microchip Technology 1: £2.35 102In Stock	Mfr. Part No. ATSAMD21G16B-AFT Mouser Part No 556-ATSAMD21G16B-AFT	Microchip Technology	ARM Microcontrollers - MCU 48TQFP,125C TEMP, GREEN, 3.3V, 48MHZ,T&R Learn More about Microchip Technology sam d21 mcus	Datasheet	102In Stock	Cut Tape £2.35 £2.25 Reel £1.94 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SAMD21	SMD/SMT	TQFP-48	ARM Cortex M0+	64 kB	32 bit	12 bit	48 MHz	38 I/O	8 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 128KB 16KB 48QFN GRN1.6-3.6V48MHz ATSAMD21G17A-MUT Microchip Technology 1: £2.24 140In Stock 4,000Expected 29/09/2026	Mfr. Part No. ATSAMD21G17A-MUT Mouser Part No 556-ATSAMD21G17A-MUT	Microchip Technology	ARM Microcontrollers - MCU 128KB 16KB 48QFN GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	140In Stock 4,000Expected 29/09/2026	Cut Tape £2.24 £2.17 Reel £1.85 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	SAMD21	SMD/SMT	QFN-48	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	38 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 64TQFP 125C, GREEN,1.6-3.6V,48MHz ATSAMD21J17A-AF Microchip Technology 1: £2.58 318In Stock	Mfr. Part No. ATSAMD21J17A-AF Mouser Part No 556-ATSAMD21J17A-AF	Microchip Technology	ARM Microcontrollers - MCU 64TQFP 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	318In Stock	£2.58 £2.33 £2.11	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-64	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	52 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 128KB 16KB 64TQFP GRN1.6-3.6V48MHz ATSAMD21J17A-AUT Microchip Technology 1: £2.50 25In Stock	Mfr. Part No. ATSAMD21J17A-AUT Mouser Part No 556-ATSAMD21J17A-AUT	Microchip Technology	ARM Microcontrollers - MCU 128KB 16KB 64TQFP GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	25In Stock	Cut Tape £2.50 £2.40 Reel £2.05 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SAMD21	SMD/SMT	TQFP-64	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	52 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel

SAMD21 Series ARM Microcontrollers - MCU

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