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ATSAMD51 Series ARM Microcontrollers - MCU

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Part #

ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG 85C

ATSAMD51J18A-AU
Microchip Technology
1: $5.04
1,113In Stock

Mfr. Part No.
ATSAMD51J18A-AU

Mouser Part No
556-ATSAMD51J18AAU

Microchip Technology

ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG 85C

Learn More

Datasheet

1,113In Stock

$5.04

Min.: 1
Mult.: 1

ATSAMD51

SMD/SMT

TQFP-64

ARM Cortex M4F

256 kB

32 bit

12 bit

120 MHz

51 I/O

128 kB

1.71 V

3.6 V

- 40 C

+ 85 C

AEC-Q100

Tray

ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG IN 85C

ATSAMD51J18A-AUT
Microchip Technology
1: $5.17
1,348In Stock

Mfr. Part No.
ATSAMD51J18A-AUT

Mouser Part No
556-ATSAMD51J18AAUT

Microchip Technology

ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG IN 85C

Learn More

Datasheet

1,348In Stock

Cut Tape

$5.17

$5.02

$4.28

Reel

$4.28

Min.: 1
Mult.: 1

: 1,500

ATSAMD51

SMD/SMT

TQFP-64

ARM Cortex M4F

256 kB

32 bit

12 bit

120 MHz

51 I/O

128 kB

1.71 V

3.6 V

- 40 C

+ 85 C

AEC-Q100

Reel, Cut Tape

ARM Microcontrollers - MCU 120MHZ 512KB FLASH 6 4 QFN PKG 85C

ATSAMD51J19A-MU
Microchip Technology
1: $5.75
515In Stock

Mfr. Part No.
ATSAMD51J19A-MU

Mouser Part No
556-ATSAMD51J19AMU

Microchip Technology

ARM Microcontrollers - MCU 120MHZ 512KB FLASH 6 4 QFN PKG 85C

Learn More

Datasheet

515In Stock

$5.75

Min.: 1
Mult.: 1

ATSAMD51

SMD/SMT

QFN-64

ARM Cortex M4F

512 kB

32 bit

12 bit

120 MHz

51 I/O

192 kB

1.71 V

3.6 V

- 40 C

+ 85 C

AEC-Q100

Tray

ARM Microcontrollers - MCU CM4,QFN64, 1MFlash,Tray,USB,Extended Temp

ATSAMD51J20A-MF
Microchip Technology
1: $7.64
777In Stock
2,080Expected 25/08/2026

Mfr. Part No.
ATSAMD51J20A-MF

Mouser Part No
556-ATSAMD51J20A-MF

Microchip Technology

ARM Microcontrollers - MCU CM4,QFN64, 1MFlash,Tray,USB,Extended Temp

Learn More

Datasheet

777In Stock

2,080Expected 25/08/2026

$7.64

$7.49

$7.48

$7.47

$6.61

Min.: 1
Mult.: 1

ATSAMD51

SMD/SMT

VQFN-64

ARM Cortex M4F

1 MB

32 bit

12 bit

120 MHz

51 I/O

256 kB

1.71 V

3.6 V

- 40 C

+ 125 C

AEC-Q100

Tray

ARM Microcontrollers - MCU 120MHZ 1024KB FLASH 64 TQFP PKG 85C

ATSAMD51J20A-AU
Microchip Technology
1: $6.59
884In Stock

Mfr. Part No.
ATSAMD51J20A-AU

Mouser Part No
556-ATSAMD51J20AAU

Microchip Technology

ARM Microcontrollers - MCU 120MHZ 1024KB FLASH 64 TQFP PKG 85C

Learn More

Datasheet

884In Stock

$6.59

$6.04

$5.47

Min.: 1
Mult.: 1

ATSAMD51

SMD/SMT

TQFP-64

ARM Cortex M4F

1 MB

32 bit

12 bit

120 MHz

51 I/O

256 kB

1.71 V

3.6 V

- 40 C

+ 85 C

AEC-Q100

Tray

ARM Microcontrollers - MCU CM4, TQFP100, 1MFlash,T&R, USB,Extended Temp

ATSAMD51N20A-AFT
Microchip Technology
1: $8.53
1,557In Stock

Mfr. Part No.
ATSAMD51N20A-AFT

Mouser Part No
556-ATSAMD51N20A-AFT

Microchip Technology

ARM Microcontrollers - MCU CM4, TQFP100, 1MFlash,T&R, USB,Extended Temp

Learn More

Datasheet

1,557In Stock

Cut Tape

$8.53

Reel

$8.53

Min.: 1
Mult.: 1

: 1,000

ATSAMD51

SMD/SMT

TQFP-100

ARM Cortex M4F

1 MB

32 bit

12 bit

120 MHz

81 I/O

256 kB

1.71 V

3.6 V

- 40 C

+ 125 C

AEC-Q100

Reel, Cut Tape

ARM Microcontrollers - MCU 120MHZ 1024KB FLASH 100 TQFP PKG IN 85C

ATSAMD51N20A-AUT
Microchip Technology
1: $7.75
812In Stock
2,000Expected 20/11/2026

Mfr. Part No.
ATSAMD51N20A-AUT

Mouser Part No
556-ATSAMD51N20AAUT

Microchip Technology

ARM Microcontrollers - MCU 120MHZ 1024KB FLASH 100 TQFP PKG IN 85C

Learn More

Datasheet

812In Stock

2,000Expected 20/11/2026

Cut Tape

$7.75

$7.56

Reel

$6.45

Min.: 1
Mult.: 1

: 1,000

ATSAMD51

SMD/SMT

TQFP-100

ARM Cortex M4F

1 MB

32 bit

12 bit

120 MHz

81 I/O

256 kB

1.71 V

3.6 V

- 40 C

+ 85 C

AEC-Q100

Reel, Cut Tape

ARM Microcontrollers - MCU CM4, QFN 64, 256KFlash,Tray, USB,Extended Temp

ATSAMD51J18A-MF
Microchip Technology
1: $5.75
83In Stock

Mfr. Part No.
ATSAMD51J18A-MF

Mouser Part No
556-ATSAMD51J18A-MF

Microchip Technology

ARM Microcontrollers - MCU CM4, QFN 64, 256KFlash,Tray, USB,Extended Temp

Learn More

Datasheet

83In Stock

$5.75

$5.28

$4.78

Min.: 1
Mult.: 1

ATSAMD51

SMD/SMT

VQFN-64

ARM Cortex M4F

256 kB

32 bit

12 bit

120 MHz

51 I/O

128 kB

1.71 V

3.6 V

- 40 C

+ 125 C

AEC-Q100

Tray

ARM Microcontrollers - MCU CM4, TQFP 64, 512KFlash,Tray, USB,Extended Temp

ATSAMD51J19A-AF
Microchip Technology
1: $6.10
149In Stock

Mfr. Part No.
ATSAMD51J19A-AF

Mouser Part No
556-ATSAMD51J19A-AF

Microchip Technology

ARM Microcontrollers - MCU CM4, TQFP 64, 512KFlash,Tray, USB,Extended Temp

Learn More

Datasheet

149In Stock

$6.10

$5.61

$5.07

Min.: 1
Mult.: 1

ATSAMD51

SMD/SMT

TQFP-64

ARM Cortex M4F

512 kB

32 bit

12 bit

120 MHz

51 I/O

192 kB

1.71 V

3.6 V

- 40 C

+ 125 C

AEC-Q100

Tray

ARM Microcontrollers - MCU 120MHZ 512KB FLASH 6 4 TQFP PKG 85C

ATSAMD51J19A-AU
Microchip Technology
1: $5.54
236In Stock

Mfr. Part No.
ATSAMD51J19A-AU

Mouser Part No
556-ATSAMD51J19AAU

Microchip Technology

ARM Microcontrollers - MCU 120MHZ 512KB FLASH 6 4 TQFP PKG 85C

Learn More

Datasheet

236In Stock

$5.54

Min.: 1
Mult.: 1

ATSAMD51

SMD/SMT

TQFP-64

ARM Cortex M4F

512 kB

32 bit

12 bit

120 MHz

51 I/O

192 kB

1.71 V

3.6 V

- 40 C

+ 85 C

AEC-Q100

Tray

ARM Microcontrollers - MCU 120MHZ 512KB FLASH 1 00 TQFP PKG IN 85C

ATSAMD51N19A-AUT
Microchip Technology
1: $6.70
1,995Expected 10/09/2026

Mfr. Part No.
ATSAMD51N19A-AUT

Mouser Part No
556-ATSAMD51N19AAUT

Microchip Technology

ARM Microcontrollers - MCU 120MHZ 512KB FLASH 1 00 TQFP PKG IN 85C

Learn More

Datasheet

1,995Expected 10/09/2026

Cut Tape

$6.70

$6.31

Reel

$6.14

View

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

ATSAMD51

SMD/SMT

TQFP-100

ARM Cortex M4F

512 kB

32 bit

12 bit

120 MHz

81 I/O

192 kB

1.71 V

3.6 V

- 40 C

+ 85 C

AEC-Q100

Reel, Cut Tape, MouseReel

ARM Microcontrollers - MCU CM4, TQFP100, 512KFlash, Tray, USB, Extended Flash Performance

ATSAMD51N19A-AU-EFP
Microchip Technology
180: $6.38
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
ATSAMD51N19A-AU-EFP

Mouser Part No
556-AMD51N19A-AU-EFP

Microchip Technology

ARM Microcontrollers - MCU CM4, TQFP100, 512KFlash, Tray, USB, Extended Flash Performance

Learn More

Datasheet

Non-Stocked Lead-Time 9 Weeks

$6.38

$6.36

$6.34

$6.32

Min.: 180
Mult.: 90

ATSAMD51

SMD/SMT

TQFP-100

ARM Cortex M4F

512 kB

32 bit

12 bit

120 MHz

81 I/O

192 kB

1.71 V

3.63 V

- 40 C

+ 85 C

AEC-Q100

Tray

ARM Microcontrollers - MCU CM4, QFN48, 256KFlash,T&R, USB,Extended Temp

ATSAMD51G18A-MFT
Microchip Technology
4,000: $5.39
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
ATSAMD51G18A-MFT

Mouser Part No
556-ATSAMD51G18A-MFT

Microchip Technology

ARM Microcontrollers - MCU CM4, QFN48, 256KFlash,T&R, USB,Extended Temp

Learn More

Datasheet

Non-Stocked Lead-Time 11 Weeks

Reel

$5.39

Min.: 4,000
Mult.: 4,000

: 4,000

ATSAMD51

SMD/SMT

VQFN-48

ARM Cortex M4F

256 kB

32 bit

12 bit

120 MHz

37 I/O

128 kB

1.71 V

3.6 V

- 40 C

+ 125 C

AEC-Q100

Reel

ARM Microcontrollers - MCU CM4, QFN48, 512KFlash,T&R, USB,Extended Temp

ATSAMD51G19A-MFT
Microchip Technology
4,000: $5.96
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
ATSAMD51G19A-MFT

Mouser Part No
556-ATSAMD51G19A-MFT

Microchip Technology

ARM Microcontrollers - MCU CM4, QFN48, 512KFlash,T&R, USB,Extended Temp

Learn More

Datasheet

Non-Stocked Lead-Time 11 Weeks

Reel

$5.96

Min.: 4,000
Mult.: 4,000

: 4,000

ATSAMD51

SMD/SMT

VQFN-48

ARM Cortex M4F

512 kB

32 bit

12 bit

120 MHz

37 I/O

192 kB

1.71 V

3.6 V

- 40 C

+ 125 C

AEC-Q100

Reel

ARM Microcontrollers - MCU CM4, QFN 64, 256KFlash,T&R, USB,Extended Temp

ATSAMD51J18A-MFT
Microchip Technology
4,000: $5.91
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
ATSAMD51J18A-MFT

Mouser Part No
556-ATSAMD51J18A-MFT

Microchip Technology

ARM Microcontrollers - MCU CM4, QFN 64, 256KFlash,T&R, USB,Extended Temp

Learn More

Datasheet

Non-Stocked Lead-Time 11 Weeks

Reel

$5.91

Min.: 4,000
Mult.: 4,000

: 4,000

ATSAMD51

SMD/SMT

VQFN-64

ARM Cortex M4F

256 kB

32 bit

12 bit

120 MHz

51 I/O

128 kB

1.71 V

3.6 V

- 40 C

+ 125 C

AEC-Q100

Reel

ARM Microcontrollers - MCU CM4, QFN 64, 1MFlash,T&R, USB,Extended Temp

ATSAMD51J20A-MFT
Microchip Technology
4,000: $6.33
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
ATSAMD51J20A-MFT

Mouser Part No
556-ATSAMD51J20A-MFT

Microchip Technology

ARM Microcontrollers - MCU CM4, QFN 64, 1MFlash,T&R, USB,Extended Temp

Learn More

Datasheet

Non-Stocked Lead-Time 11 Weeks

Reel

$6.33

Min.: 4,000
Mult.: 4,000

: 4,000

ATSAMD51

SMD/SMT

VQFN-64

ARM Cortex M4F

1 MB

32 bit

12 bit

120 MHz

51 I/O

256 kB

1.71 V

3.6 V

- 40 C

+ 125 C

AEC-Q100

Reel

ARM Microcontrollers - MCU CM4, QFN48, 512KFlash, T&R, USB, Extended Flash Performance

ATSAMD51G19A-MUT-EFP
Microchip Technology
4,000: $5.31
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
ATSAMD51G19A-MUT-EFP

Mouser Part No
556-MD51G19A-MUT-EFP

Microchip Technology

ARM Microcontrollers - MCU CM4, QFN48, 512KFlash, T&R, USB, Extended Flash Performance

Learn More

Datasheet

Non-Stocked Lead-Time 9 Weeks

Reel

$5.31

Min.: 4,000
Mult.: 4,000

: 4,000

ATSAMD51

SMD/SMT

VQFN-48

ARM Cortex M4F

512 kB

32 bit

12 bit

120 MHz

37 I/O

192 kB

1.71 V

3.63 V

- 40 C

+ 85 C

AEC-Q100

Reel

ARM Microcontrollers - MCU CM4, TQFP64, 1MFlash, T&R, USB, Extended Flash Performance

ATSAMD51J20A-AUT-EFP
Microchip Technology
1,500: $6.72
Non-Stocked Lead-Time 9 Weeks

Mfr. Part No.
ATSAMD51J20A-AUT-EFP

Mouser Part No
556-MD51J20A-AUT-EFP

Microchip Technology

ARM Microcontrollers - MCU CM4, TQFP64, 1MFlash, T&R, USB, Extended Flash Performance

Learn More

Datasheet

Non-Stocked Lead-Time 9 Weeks

Reel

$6.72

Min.: 1,500
Mult.: 1,500

: 1,500

ATSAMD51

SMD/SMT

TQFP-64

ARM Cortex M4F

1 MB

32 bit

12 bit

120 MHz

51 I/O

256 kB

1.71 V

3.63 V

- 40 C

+ 85 C

AEC-Q100

Reel

ARM Microcontrollers - MCU CM4, QFN48, 256KFlash, Tray, USB, Extended Flash Performance

ATSAMD51G18A-MU-EFP
Microchip Technology
416: $4.66
Non-Stocked Lead-Time 26 Weeks

Mfr. Part No.
ATSAMD51G18A-MU-EFP

Mouser Part No
556-AMD51G18A-MU-EFP

Microchip Technology

ARM Microcontrollers - MCU CM4, QFN48, 256KFlash, Tray, USB, Extended Flash Performance

Learn More

Datasheet

Non-Stocked Lead-Time 26 Weeks

$4.66

Min.: 416
Mult.: 416

ATSAMD51

SMD/SMT

VQFN-48

ARM Cortex M4F

256 kB

32 bit

12 bit

120 MHz

37 I/O

128 kB

1.71 V

3.63 V

- 40 C

+ 85 C

AEC-Q100

Tray

ARM Microcontrollers - MCU CM4, QFN48, 512KFlash, Tray, USB, Extended Flash Performance

ATSAMD51G19A-MU-EFP
Microchip Technology
416: $5.18
Non-Stocked Lead-Time 26 Weeks

Mfr. Part No.
ATSAMD51G19A-MU-EFP

Mouser Part No
556-AMD51G19A-MU-EFP

Microchip Technology

ARM Microcontrollers - MCU CM4, QFN48, 512KFlash, Tray, USB, Extended Flash Performance

Learn More

Datasheet

Non-Stocked Lead-Time 26 Weeks

$5.18

Min.: 416
Mult.: 416

ATSAMD51

SMD/SMT

VQFN-48

ARM Cortex M4F

512 kB

32 bit

12 bit

120 MHz

37 I/O

192 kB

1.71 V

3.63 V

- 40 C

+ 85 C

AEC-Q100

Tray

ARM Microcontrollers - MCU CM4, TQFP64, 256KFlash, Tray, USB, Extended Flash Performance

ATSAMD51J18A-AU-EFP
Microchip Technology
160: $4.95
Non-Stocked Lead-Time 26 Weeks

Mfr. Part No.
ATSAMD51J18A-AU-EFP

Mouser Part No
556-AMD51J18A-AU-EFP

Microchip Technology

ARM Microcontrollers - MCU CM4, TQFP64, 256KFlash, Tray, USB, Extended Flash Performance

Learn More

Datasheet

Non-Stocked Lead-Time 26 Weeks

$4.95

Min.: 160
Mult.: 160

ATSAMD51

SMD/SMT

TQFP-64

ARM Cortex M4F

256 kB

32 bit

12 bit

120 MHz

51 I/O

128 kB

1.71 V

3.63 V

- 40 C

+ 85 C

AEC-Q100

Tray

ARM Microcontrollers - MCU CM4, QFN64, 256KFlash, Tray, USB, Extended Flash Performance

ATSAMD51J18A-MU-EFP
Microchip Technology
260: $4.35
Non-Stocked

Mfr. Part No.
ATSAMD51J18A-MU-EFP

Mouser Part No
556-AMD51J18A-MU-EFP

Microchip Technology

ARM Microcontrollers - MCU CM4, QFN64, 256KFlash, Tray, USB, Extended Flash Performance

Learn More

Datasheet

Non-Stocked

$4.35

Min.: 260
Mult.: 260

ATSAMD51

SMD/SMT

VQFN-64

ARM Cortex M4F

256 kB

32 bit

12 bit

120 MHz

51 I/O

128 kB

1.71 V

3.63 V

- 40 C

+ 85 C

AEC-Q100

Tray

ARM Microcontrollers - MCU CM4, TQFP64, 512KFlash, Tray, USB, Extended Flash Performance

ATSAMD51J19A-AU-EFP
Microchip Technology
160: $5.46
Non-Stocked Lead-Time 26 Weeks

Mfr. Part No.
ATSAMD51J19A-AU-EFP

Mouser Part No
556-AMD51J19A-AU-EFP

Microchip Technology

ARM Microcontrollers - MCU CM4, TQFP64, 512KFlash, Tray, USB, Extended Flash Performance

Learn More

Datasheet

Non-Stocked Lead-Time 26 Weeks

$5.46

Min.: 160
Mult.: 160

ATSAMD51

SMD/SMT

TQFP-64

ARM Cortex M4F

512 kB

32 bit

12 bit

120 MHz

51 I/O

192 kB

1.71 V

3.63 V

- 40 C

+ 85 C

AEC-Q100

Tray

ARM Microcontrollers - MCU CM4, QFN64, 512KFlash, Tray, USB, Extended Flash Performance

ATSAMD51J19A-MU-EFP
Microchip Technology
260: $5.67
Non-Stocked Lead-Time 26 Weeks

Mfr. Part No.
ATSAMD51J19A-MU-EFP

Mouser Part No
556-AMD51J19A-MU-EFP

Microchip Technology

ARM Microcontrollers - MCU CM4, QFN64, 512KFlash, Tray, USB, Extended Flash Performance

Learn More

Datasheet

Non-Stocked Lead-Time 26 Weeks

$5.67

Min.: 260
Mult.: 260

ATSAMD51

SMD/SMT

VQFN-64

ARM Cortex M4F

512 kB

32 bit

12 bit

120 MHz

51 I/O

192 kB

1.71 V

3.63 V

- 40 C

+ 85 C

AEC-Q100

Tray

ARM Microcontrollers - MCU CM4, TQFP64, 1MFlash, Tray, USB, Extended Flash Performance

ATSAMD51J20A-AU-EFP
Microchip Technology
160: $6.46
Non-Stocked Lead-Time 26 Weeks

Mfr. Part No.
ATSAMD51J20A-AU-EFP

Mouser Part No
556-AMD51J20A-AU-EFP

Microchip Technology

ARM Microcontrollers - MCU CM4, TQFP64, 1MFlash, Tray, USB, Extended Flash Performance

Learn More

Datasheet

Non-Stocked Lead-Time 26 Weeks

$6.46

Min.: 160
Mult.: 160

ATSAMD51

SMD/SMT

TQFP-64

ARM Cortex M4F

1 MB

32 bit

12 bit

120 MHz

51 I/O

256 kB

1.71 V

3.63 V

- 40 C

+ 85 C

AEC-Q100

Tray

ATSAMD51 Series ARM Microcontrollers - MCU

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