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SAMD21 Series ARM Microcontrollers - MCU

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Part #

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

ATSAMD21J18A-AF
Microchip Technology
1: $4.82
2,841In Stock

Mfr. Part No.
ATSAMD21J18A-AF

Mouser Part No
556-ATSAMD21J18A-AF

Microchip Technology

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

Learn More

Datasheet

2,841In Stock

$4.82

$4.38

$3.97

Min.: 1
Mult.: 1

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

+ 125 C

AEC-Q100

Tray

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

ATSAMD21J18A-AFT
Microchip Technology
1: $4.89
864In Stock

Mfr. Part No.
ATSAMD21J18A-AFT

Mouser Part No
556-ATSAMD21J18A-AFT

Microchip Technology

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

Learn More

Datasheet

864In Stock

Cut Tape

$4.89

$4.75

$4.03

Reel

$4.03

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

+ 125 C

AEC-Q100

Reel, Cut Tape, MouseReel

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

ATSAMD21E17A-AU
Microchip Technology
1: $2.80
1,501In 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

Datasheet

1,501In Stock

$2.80

$2.55

$2.33

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: $3.02
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

Datasheet

1,040In 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 64KB 8KB32TQFP GRN 1.6-3.6V 48MHz

ATSAMD21E18A-AU
Microchip Technology
1: $3.96
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

Datasheet

694In Stock

$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 128KB 16KB 64TQFP GRN1.6-3.6V48MHz

ATSAMD21J17A-AU
Microchip Technology
1: $3.11
3,555In 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

Datasheet

3,555In 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 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

Datasheet

388In Stock

$2.23

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

Datasheet

63In Stock

$2.46

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
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

Datasheet

368In Stock

$2.64

$2.61

$2.60

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

ATSAMD21E17D-AF
Microchip Technology
1: $3.10
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

Datasheet

365In 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

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
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

$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 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

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

ATSAMD21G16B-MU
Microchip Technology
1: $2.72
274In 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

274In 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

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,TQFP48, 128kFlash,Trays,USB, I Temp

ATSAMD21G17D-AU
Microchip Technology
1: $3.01
344In Stock
1,000Expected 19/10/2026

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

Datasheet

344In Stock

1,000Expected 19/10/2026

$3.01

$2.95

$2.93

$2.92

$2.44

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: $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

$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 16KB32QFN GRN1.6-3.6V48MHz

ATSAMD21E17A-MU
Microchip Technology
1: $2.87
323In 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

Datasheet

323In 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 128KB 16KB32QFN GRN1.6-3.6V48MHz

ATSAMD21E17A-MUT
Microchip Technology
1: $3.14
86In Stock
10,000Expected 22/10/2026

Mfr. Part No.
ATSAMD21E17A-MUT

Mouser Part No
556-ATSAMD21E17A-MUT

Microchip Technology

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

Learn More

Datasheet

86In Stock

10,000Expected 22/10/2026

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 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
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

Datasheet

102In Stock

Cut Tape

$3.13

$3.02

$2.84

$2.58

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

ATSAMD21G17A-AU
Microchip Technology
1: $2.95
42In 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

42In Stock

$2.95

$2.69

$2.44

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

ATSAMD21G17A-MUT
Microchip Technology
1: $2.99
140In Stock
4,000Expected 13/10/2026

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

Datasheet

140In Stock

4,000Expected 13/10/2026

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

ATSAMD21J16B-MU
Microchip Technology
1: $3.11
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

$3.11

$2.63

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

SAMD21 Series ARM Microcontrollers - MCU

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