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SAMD21 Series ARM Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) 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: $2.80 751In 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	751In Stock	$2.80 $2.55 $2.33 $2.32 $2.31	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 128KB 16KB32TQFP GRN1.6-3.6V48MHz ATSAMD21E17A-AUT Microchip Technology 1: $2.99 1,440In Stock	Mfr. Part No. ATSAMD21E17A-AUT Mouser Part No 556-ATSAMD21E17A-AUT	Microchip Technology	ARM Microcontrollers - MCU 128KB 16KB32TQFP GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	1,440In Stock	Cut Tape $2.99 $2.90 Reel $2.47 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	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	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21E17A-MF Microchip Technology 1: $3.02 542In 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	542In Stock	$3.02 $2.76 $2.50	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 128KB 16KB32QFN GRN1.6-3.6V48MHz ATSAMD21E17A-MU Microchip Technology 1: $2.87 613In Stock	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	613In Stock	$2.87 $2.60 $2.35	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 256KB 32QFN GRN 1.6-3.6V 48MHz ATSAMD21E18A-MU Microchip Technology 1: $3.87 1,889In 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	1,889In Stock	$3.87 $3.53 $3.20	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: $3.20 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	$3.20 $2.90 $2.63	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 128KB 16KB 48QFN GRN1.6-3.6V48MHz ATSAMD21G17A-MUT Microchip Technology 1: $2.99 2,000In Stock 4,000Expected 16/11/2026	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	2,000In Stock 4,000Expected 16/11/2026	Cut Tape $2.99 $2.90 Reel $2.46 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 256KB 32KB 48QFN GRN1.6-3.6V48MHz ATSAMD21G18A-MU Microchip Technology 1: $4.07 2,178In Stock	Mfr. Part No. ATSAMD21G18A-MU Mouser Part No 556-ATSAMD21G18A-MU	Microchip Technology	ARM Microcontrollers - MCU 256KB 32KB 48QFN GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	2,178In Stock	$4.07 $3.70 $3.35	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	QFN-48	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	38 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 64QFN,85C TEMP, GREEN, 3.3V, 48MHZ, T&R ATSAMD21J16B-MUT Microchip Technology 1: $2.95 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 $2.95 $2.85 Reel $2.44 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: $3.11 3,420In 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	3,420In Stock	$3.11 $2.81 $2.56	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 256KB 32KB 64TQFP GRN1.6-3.6V48MHz ATSAMD21J18A-AUT Microchip Technology 1: $4.46 2,594In Stock	Mfr. Part No. ATSAMD21J18A-AUT Mouser Part No 556-ATSAMD21J18A-AUT	Microchip Technology	ARM Microcontrollers - MCU 256KB 32KB 64TQFP GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	2,594In Stock	Cut Tape $4.46 $4.29 $4.28 $4.26 Reel $3.69 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SAMD21	SMD/SMT	TQFP-64	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	52 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32QFN,85C TEMP, GREEN, 3.3V, 48MHZ ATSAMD21E15B-MU Microchip Technology 1: $2.23 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	$2.23 $2.03 $1.84	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: $2.46 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	$2.46 $2.23 $2.03	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: $2.64 318In 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	318In Stock	$2.64 $2.39 $2.17	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 CMO,TQFP32,Ligthing,128KFlash,Trays, Extended temp ATSAMD21E17L-AF Microchip Technology 1: $3.10 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	$3.10 $2.80 $2.55	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: $2.96 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	$2.96 $2.70 $2.45	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: $4.27 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	$4.27 $3.87 $3.51	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 32QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21E18A-MFT Microchip Technology 1: $4.35 1,002In Stock	Mfr. Part No. ATSAMD21E18A-MFT Mouser Part No 556-ATSAMD21E18A-MFT	Microchip Technology	ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	1,002In Stock	Cut Tape $4.35 $4.20 Reel $3.58 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	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	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 48QFN,85C TEMP, GREEN, 3.3V, 48MHZ ATSAMD21G16B-MU Microchip Technology 1: $2.72 64In 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	64In Stock	$2.72 $2.46 $2.23	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: $3.24 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	$3.24 $2.95 $2.68	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, TQFP 64 , 128KFlash, USB, Extended Temp 125C, Tray ATSAMD21J17D-AF Microchip Technology 1: $3.43 152In 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	152In Stock	$3.43 $3.11 $2.81	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 CM0,QFN64, 128kFlash,Trays,USB, I Temp ATSAMD21J17D-MU Microchip Technology 1: $3.35 251In Stock 260On Order	Mfr. Part No. ATSAMD21J17D-MU Mouser Part No 556-ATSAMD21J17D-MU	Microchip Technology	ARM Microcontrollers - MCU CM0,QFN64, 128kFlash,Trays,USB, I Temp Learn More about Microchip Technology sam d21 mcus	Datasheet	251In Stock 260On Order	$3.35 $3.25	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	VQFN-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 48TQFP,125C TEMP, GREEN, 3.3V, 48MHZ,T&R ATSAMD21G16B-AFT Microchip Technology 1: $3.13 77In 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	77In Stock	Cut Tape $3.13 $3.00 Reel $2.58 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 64TQFP 125C, GREEN,1.6-3.6V,48MHz ATSAMD21J17A-AF Microchip Technology 1: $3.43 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	$3.43 $3.11 $2.81	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: $3.33 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 $3.33 $3.20 Reel $2.73 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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