ARM Microcontrollers - MCU

.hide-partial { max-height: none; } .show-more { display: none; }

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 165

Applied Filters:

Series

Package/Case

Program Memory Size

ADC Resolution

Number of I/Os

Data RAM Size

Maximum Operating Temperature

Qualification

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

ARM Microcontrollers - MCU 32QFN,85C TEMP, GREEN, 3.3V, 48MHZ

ATSAMD21E16B-MU
Microchip Technology
1: $2.58
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

Datasheet

597In Stock

$2.58

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 128KB 16KB32TQFP GRN1.6-3.6V48MHz

ATSAMD21E17A-AU
Microchip Technology
1: $2.80
1In Stock
1,500Expected 17/07/2026

Mfr. Part No.
ATSAMD21E17A-AU

Mouser Part No
556-ATSAMD21E17A-AU

Microchip Technology

ARM Microcontrollers - MCU 128KB 16KB32TQFP GRN1.6-3.6V48MHz

Learn More

Datasheet

1In Stock

1,500Expected 17/07/2026

$2.80

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 16KB32QFN GRN1.6-3.6V48MHz

ATSAMD21E17A-MUT
Microchip Technology
1: $3.14
104In Stock

Mfr. Part No.
ATSAMD21E17A-MUT

Mouser Part No
556-ATSAMD21E17A-MUT

Microchip Technology

ARM Microcontrollers - MCU 128KB 16KB32QFN GRN1.6-3.6V48MHz

Learn More

Datasheet

104In Stock

Cut Tape

$3.14

Reel

$3.14

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 CM0, TQFP 32 , 128KFlash, USB, Extended Temp 125C, Tray

ATSAMD21E17D-AF
Microchip Technology
1: $3.10
366In 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

Datasheet

366In Stock

$3.10

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: $3.10
290In 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

Datasheet

290In Stock

$3.10

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 32QFN 125C, GREEN,1.6-3.6V,48MHz

ATSAMD21E18A-MF
Microchip Technology
1: $4.27
136In 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

Datasheet

136In Stock

$4.27

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 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

Datasheet

293In Stock

$2.39

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 48TQFP,125C TEMP, GREEN, 3.3V, 48MHZ

ATSAMD21G16B-AF
Microchip Technology
1: $3.03
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

Datasheet

46In Stock

$3.03

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: $3.13
802In 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

Datasheet

802In Stock

Cut Tape

$3.13

Reel

$3.13

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 48TQFP,85C TEMP, GREEN, 3.3V, 48MHZ

ATSAMD21G16B-AU
Microchip Technology
1: $2.77
190In Stock
1,000Expected 02/06/2026

Mfr. Part No.
ATSAMD21G16B-AU

Mouser Part No
556-ATSAMD21G16B-AU

Microchip Technology

ARM Microcontrollers - MCU 48TQFP,85C TEMP, GREEN, 3.3V, 48MHZ

Learn More

Datasheet

190In Stock

1,000Expected 02/06/2026

$2.77

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

+ 85 C

AEC-Q100

Tray

ARM Microcontrollers - MCU 48QFN,85C TEMP, GREEN, 3.3V, 48MHZ

ATSAMD21G16B-MU
Microchip Technology
1: $2.72
282In 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

Datasheet

282In Stock

$2.72

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 128KB 16KB 48TQFP GRN1.6-3.6V48MHz

ATSAMD21G17A-AU
Microchip Technology
1: $2.95
62In Stock

Mfr. Part No.
ATSAMD21G17A-AU

Mouser Part No
556-ATSAMD21G17A-AU

Microchip Technology

ARM Microcontrollers - MCU 128KB 16KB 48TQFP GRN1.6-3.6V48MHz

Learn More

Datasheet

62In Stock

$2.95

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 48 , 128KFlash, USB, Extended Temp 125C, Tray

ATSAMD21G17D-AF
Microchip Technology
1: $3.24
181In 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

Datasheet

181In Stock

$3.24

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 64QFN,85C TEMP, GREEN, 3.3V, 48MHZ

ATSAMD21J16B-MU
Microchip Technology
1: $2.87
420In Stock

Mfr. Part No.
ATSAMD21J16B-MU

Mouser Part No
556-ATSAMD21J16B-MU

Microchip Technology

ARM Microcontrollers - MCU 64QFN,85C TEMP, GREEN, 3.3V, 48MHZ

Learn More

Datasheet

420In Stock

$2.87

Min.: 1
Mult.: 1

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

Tray

ARM Microcontrollers - MCU 64TQFP 125C, GREEN,1.6-3.6V,48MHz

ATSAMD21J17A-AF
Microchip Technology
1: $3.43
379In 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

Datasheet

379In Stock

$3.43

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, TQFP 64 , 128KFlash, USB, Extended Temp 125C, Tray

ATSAMD21J17D-AF
Microchip Technology
1: $3.43
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

Datasheet

186In Stock

$3.43

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 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

Datasheet

237In Stock

$3.16

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 64KB 8KB32TQFP GRN 1.6-3.6V 48MHz

ATSAMD21E18A-AUT
Microchip Technology
1: $4.03
3,983Expected 04/06/2026

Mfr. Part No.
ATSAMD21E18A-AUT

Mouser Part No
556-ATSAMD21E18A-AUT

Microchip Technology

ARM Microcontrollers - MCU 64KB 8KB32TQFP GRN 1.6-3.6V 48MHz

Learn More

Datasheet

3,983Expected 04/06/2026

Cut Tape

$4.03

Reel

$4.03

MouseReel Available

Min.: 1
Mult.: 1

: 2,000

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

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU 64KB 8KB32TQFP GRN 1.6-3.6V 48MHz

ATSAMD21E18A-AU
Microchip Technology
1: $3.96
750Expected 26/05/2026

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

Datasheet

750Expected 26/05/2026

$3.96

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 32TQFP,125C TEMP, GREEN, 3.3V, 48MHZ

ATSAMD21E15B-AF
Microchip Technology
500: $2.50
Non-Stocked Lead-Time 6 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

Datasheet

Non-Stocked Lead-Time 6 Weeks

$2.50

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: $2.44
Non-Stocked Lead-Time 8 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

Datasheet

Non-Stocked Lead-Time 8 Weeks

Reel

$2.44

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: $2.90
Non-Stocked Lead-Time 4 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

Datasheet

Non-Stocked Lead-Time 4 Weeks

$2.90

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 32TQFP 125C, GREEN,1.6-3.6V,48MHz, T&R

ATSAMD21E16L-AFT
Microchip Technology
2,000: $2.99
Non-Stocked Lead-Time 4 Weeks

Mfr. Part No.
ATSAMD21E16L-AFT

Mouser Part No
556-ATSAMD21E16L-AFT

Microchip Technology

ARM Microcontrollers - MCU 32TQFP 125C, GREEN,1.6-3.6V,48MHz, T&R

Learn More

Datasheet

Non-Stocked Lead-Time 4 Weeks

Reel

$2.99

Min.: 2,000
Mult.: 2,000

: 2,000

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

Reel

ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz

ATSAMD21E16L-MF
Microchip Technology
490: $2.84
Non-Stocked Lead-Time 8 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

Datasheet

Non-Stocked Lead-Time 8 Weeks

$2.84

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: $2.79
Non-Stocked Lead-Time 4 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

Datasheet

Non-Stocked Lead-Time 4 Weeks

Reel

$2.79

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

Customer Service Office

Company

Resources

Support