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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 64QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21J18A-MF Microchip Technology 1: $4.73 226In Stock	Mfr. Part No. ATSAMD21J18A-MF Mouser Part No 556-ATSAMD21J18A-MF	Microchip Technology	ARM Microcontrollers - MCU 64QFN 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	226In Stock	$4.73 $4.29 $3.89	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	QFN-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	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 48TQFP,85C TEMP, GREEN, 3.3V, 48MHZ ATSAMD21G15B-AU Microchip Technology 1: $2.39 293In Stock	Mfr. Part No. ATSAMD21G15B-AU Mouser Part No 556-ATSAMD21G15B-AU	Microchip Technology	ARM Microcontrollers - MCU 48TQFP,85C TEMP, GREEN, 3.3V, 48MHZ Learn More about Microchip Technology sam d21 mcus	Datasheet	293In Stock	$2.39 $2.17 $1.96	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	TQFP-48	ARM Cortex M0+	32 kB	32 bit	12 bit	48 MHz	38 I/O	4 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU CMO,QFN48,Ligthing,128KFlash,Trays, 105 C ATSAMD21G17L-MN Microchip Technology 1: $3.16 237In Stock	Mfr. Part No. ATSAMD21G17L-MN Mouser Part No 556-ATSAMD21G17L-MN	Microchip Technology	ARM Microcontrollers - MCU CMO,QFN48,Ligthing,128KFlash,Trays, 105 C Learn More about Microchip Technology sam d21 mcus	Datasheet	237In Stock	$3.16 $2.89 $2.61	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	VQFN-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	+ 105 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 128KB 16KB32QFN GRN1.6-3.6V48MHz ATSAMD21E17A-MUT Microchip Technology 1: $3.14 8,529Expected 29/09/2026	Mfr. Part No. ATSAMD21E17A-MUT Mouser Part No 556-ATSAMD21E17A-MUT	Microchip Technology	ARM Microcontrollers - MCU 128KB 16KB32QFN GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	8,529Expected 29/09/2026	Cut Tape $3.14 $3.02 Reel $2.58 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	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	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 256KB 32KB 48QFN GRN1.6-3.6V48MHz ATSAMD21G18A-MU Microchip Technology 1: $4.07 2,739On Order	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	2,739On Order On Order Ship Dates Mfr. No: ATSAMD21G18A-MU Stock: 0 On Order: 1,491 Expected 29/09/2026 1,248 Expected 07/10/2026 Factory Lead Time: 15 Weeks	$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 256KB 32KB 64TQFP GRN1.6-3.6V48MHz ATSAMD21J18A-AUT Microchip Technology 1: $4.46 2,724Expected 01/10/2026	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	2,724Expected 01/10/2026	Cut Tape $4.46 $4.29 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 32TQFP,125C TEMP, GREEN, 3.3V, 48MHZ ATSAMD21E15B-AF Microchip Technology 500: $2.07 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. ATSAMD21E15B-AF Mouser Part No 556-ATSAMD21E15B-AF	Microchip Technology	ARM Microcontrollers - MCU 32TQFP,125C TEMP, GREEN, 3.3V, 48MHZ Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 10 Weeks	$2.07	Min.: 500 Mult.: 250	SAMD21	SMD/SMT	TQFP-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 32QFN 105C, GREEN,1.6-3.6V,48MHz,T&R ATSAMD21E15L-MNT Microchip Technology 5,000: $1.98 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. ATSAMD21E15L-MNT Mouser Part No 556-ATSAMD21E15L-MNT	Microchip Technology	ARM Microcontrollers - MCU 32QFN 105C, GREEN,1.6-3.6V,48MHz,T&R Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $1.98	Min.: 5,000 Mult.: 5,000 : 5,000	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	+ 105 C	AEC-Q100	Reel
ARM Microcontrollers - MCU 32TQFP,125C TEMP, GREEN, 3.3V, 48MHZ ATSAMD21E16B-AF Microchip Technology 500: $2.39 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. ATSAMD21E16B-AF Mouser Part No 556-ATSAMD21E16B-AF	Microchip Technology	ARM Microcontrollers - MCU 32TQFP,125C TEMP, GREEN, 3.3V, 48MHZ Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 10 Weeks	$2.39	Min.: 500 Mult.: 250	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	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21E16L-MF Microchip Technology 490: $2.34 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. ATSAMD21E16L-MF Mouser Part No 556-ATSAMD21E16L-MF	Microchip Technology	ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	$2.34	Min.: 490 Mult.: 490	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	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 32QFN 105C, GREEN,1.6-3.6V,48MHz,T&R ATSAMD21E16L-MNT Microchip Technology 5,000: $2.31 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. ATSAMD21E16L-MNT Mouser Part No 556-ATSAMD21E16L-MNT	Microchip Technology	ARM Microcontrollers - MCU 32QFN 105C, GREEN,1.6-3.6V,48MHz,T&R Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel $2.31	Min.: 5,000 Mult.: 5,000 : 5,000	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	+ 105 C	AEC-Q100	Reel
ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21E17A-MFT Microchip Technology 5,000: $2.56 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. ATSAMD21E17A-MFT Mouser Part No 556-ATSAMD21E17A-MFT	Microchip Technology	ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel $2.56	Min.: 5,000 Mult.: 5,000 : 5,000	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	Reel
ARM Microcontrollers - MCU CM0, TQFP 32 , 128KFlash, USB, Extended Temp 125C, T&R ATSAMD21E17D-AFT Microchip Technology 2,000: $2.63 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. ATSAMD21E17D-AFT Mouser Part No 556-ATSAMD21E17D-AFT	Microchip Technology	ARM Microcontrollers - MCU CM0, TQFP 32 , 128KFlash, USB, Extended Temp 125C, T&R Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $2.63	Min.: 2,000 Mult.: 2,000 : 2,000	SAMD21	SMD/SMT	TQFP-32	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz		16 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Reel
ARM Microcontrollers - MCU CM0, QFN 32 , 128KFlash, USB, Extended Temp 125C, Tray ATSAMD21E17D-MF Microchip Technology 1: $3.02 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. ATSAMD21E17D-MF Mouser Part No 556-ATSAMD21E17D-MF	Microchip Technology	ARM Microcontrollers - MCU CM0, QFN 32 , 128KFlash, USB, Extended Temp 125C, Tray Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 10 Weeks	$3.02 $2.76 $2.50	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	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU CM0, QFN 32 , 128KFlash, USB, Extended Temp 125C, T&R ATSAMD21E17D-MFT Microchip Technology 5,000: $2.56 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. ATSAMD21E17D-MFT Mouser Part No 556-ATSAMD21E17D-MFT	Microchip Technology	ARM Microcontrollers - MCU CM0, QFN 32 , 128KFlash, USB, Extended Temp 125C, T&R Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $2.56	Min.: 5,000 Mult.: 5,000 : 5,000	SAMD21	SMD/SMT	VQFN-32	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz		16 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Reel
ARM Microcontrollers - MCU CMO,QFN32,Ligthing,128KFlash,T&R, 105 C ATSAMD21E17L-MNT Microchip Technology 5,000: $2.54 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. ATSAMD21E17L-MNT Mouser Part No 556-ATSAMD21E17L-MNT	Microchip Technology	ARM Microcontrollers - MCU CMO,QFN32,Ligthing,128KFlash,T&R, 105 C Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel $2.54	Min.: 5,000 Mult.: 5,000 : 5,000	SAMD21	SMD/SMT	VQFN-32	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz		16 kB	1.62 V	3.63 V	- 40 C	+ 105 C	AEC-Q100	Reel
ARM Microcontrollers - MCU 48QFN,125C TEMP, GREEN, 3.3V, 48MHZ ATSAMD21G15B-MF Microchip Technology 416: $2.12 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. ATSAMD21G15B-MF Mouser Part No 556-ATSAMD21G15B-MF	Microchip Technology	ARM Microcontrollers - MCU 48QFN,125C TEMP, GREEN, 3.3V, 48MHZ Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 10 Weeks	$2.12	Min.: 416 Mult.: 416	SAMD21	SMD/SMT	QFN-48	ARM Cortex M0+	32 kB	32 bit	12 bit	48 MHz	38 I/O	4 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 48QFN,125C TEMP, GREEN, 3.3V, 48MHZ, T&R ATSAMD21G15B-MFT Microchip Technology 4,000: $2.19 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. ATSAMD21G15B-MFT Mouser Part No 556-ATSAMD21G15B-MFT	Microchip Technology	ARM Microcontrollers - MCU 48QFN,125C TEMP, GREEN, 3.3V, 48MHZ, T&R Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $2.19	Min.: 4,000 Mult.: 4,000 : 4,000	SAMD21	SMD/SMT	QFN-48	ARM Cortex M0+	32 kB	32 bit	12 bit	48 MHz	38 I/O	4 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Reel
ARM Microcontrollers - MCU 48TQFP,85C TEMP, GREEN, 3.3V, 48MHZ, T&R ATSAMD21G16B-AUT Microchip Technology 2,500: $2.35 Non-Stocked Lead-Time 11 Weeks	Mfr. Part No. ATSAMD21G16B-AUT Mouser Part No 556-ATSAMD21G16B-AUT	Microchip Technology	ARM Microcontrollers - MCU 48TQFP,85C TEMP, GREEN, 3.3V, 48MHZ, T&R Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 11 Weeks	Reel $2.35	Min.: 2,500 Mult.: 2,500 : 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	+ 85 C	AEC-Q100	Reel
ARM Microcontrollers - MCU 48QFN,125C TEMP, GREEN, 3.3V, 48MHZ ATSAMD21G16B-MF Microchip Technology 416: $2.46 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. ATSAMD21G16B-MF Mouser Part No 556-ATSAMD21G16B-MF	Microchip Technology	ARM Microcontrollers - MCU 48QFN,125C TEMP, GREEN, 3.3V, 48MHZ Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	$2.46	Min.: 416 Mult.: 416	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	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 48TQFP 125C, GREEN,1.6-3.6V,48MHz ATSAMD21G17A-AFT Microchip Technology 2,500: $2.74 Non-Stocked Lead-Time 11 Weeks	Mfr. Part No. ATSAMD21G17A-AFT Mouser Part No 556-ATSAMD21G17A-AFT	Microchip Technology	ARM Microcontrollers - MCU 48TQFP 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 11 Weeks	Reel $2.74	Min.: 2,500 Mult.: 2,500 : 2,500	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	Reel
ARM Microcontrollers - MCU 48QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21G17A-MFT Microchip Technology 4,000: $2.69 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. ATSAMD21G17A-MFT Mouser Part No 556-ATSAMD21G17A-MFT	Microchip Technology	ARM Microcontrollers - MCU 48QFN 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel $2.69	Min.: 4,000 Mult.: 4,000 : 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	+ 125 C	AEC-Q100	Reel
ARM Microcontrollers - MCU CM0, TQFP 48 , 128KFlash, USB, Extended Temp 125C, T&R ATSAMD21G17D-AFT Microchip Technology 2,500: $2.74 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. ATSAMD21G17D-AFT Mouser Part No 556-ATSAMD21G17D-AFT	Microchip Technology	ARM Microcontrollers - MCU CM0, TQFP 48 , 128KFlash, USB, Extended Temp 125C, T&R Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 10 Weeks	Reel $2.74	Min.: 2,500 Mult.: 2,500 : 2,500	SAMD21	SMD/SMT	TQFP-48	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz		16 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Reel
ARM Microcontrollers - MCU CM0, QFN 48 , 128KFlash, USB, Extended Temp 125C, T&R ATSAMD21G17D-MFT Microchip Technology 4,000: $2.69 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. ATSAMD21G17D-MFT Mouser Part No 556-ATSAMD21G17D-MFT	Microchip Technology	ARM Microcontrollers - MCU CM0, QFN 48 , 128KFlash, USB, Extended Temp 125C, T&R Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	Reel $2.69	Min.: 4,000 Mult.: 4,000 : 4,000	SAMD21	SMD/SMT	VQFN-48	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz		16 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Reel
ARM Microcontrollers - MCU CM0,QFN48, 128kFlash,Trays,USB, I Temp ATSAMD21G17D-MU Microchip Technology 1: $3.03 Non-Stocked Lead-Time 12 Weeks	Mfr. Part No. ATSAMD21G17D-MU Mouser Part No 556-ATSAMD21G17D-MU	Microchip Technology	ARM Microcontrollers - MCU CM0,QFN48, 128kFlash,Trays,USB, I Temp Learn More about Microchip Technology sam d21 mcus	Datasheet	Non-Stocked Lead-Time 12 Weeks	$3.03 $2.77 $2.51	Min.: 1 Mult.: 1	SAMD21	SMD/SMT	VQFN-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

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