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Microchip XMEGA A4U Series 8-bit Microcontrollers - MCU

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Manufacturer = Microchip Series = XMEGA A4U

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Part #

8-bit Microcontrollers - MCU 44QFN 85C GREEN 1.6-3.6V

ATXMEGA32A4U-MHR
Microchip Technology
1: CHF 3.03
18’376In Stock

Mfr. Part No.
ATXMEGA32A4U-MHR

Mouser Part No
556-ATXMEGA32A4U-MHR

Microchip Technology

8-bit Microcontrollers - MCU 44QFN 85C GREEN 1.6-3.6V

Datasheet

18’376In Stock

Cut Tape

CHF 3.03

CHF 2.95

CHF 2.73

Reel

CHF 2.51

MouseReel Available

Min.: 1
Mult.: 1

: 4’000

AVR

32 kB

4 kB

VQFN-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 44TQFP, 105C TEMP, GREEN, 1.6-3.6V, T&R

ATXMEGA32A4U-ANR
Microchip Technology
1: CHF 3.19
7’252In Stock

Mfr. Part No.
ATXMEGA32A4U-ANR

Mouser Part No
556-ATXMEGA32A4U-ANR

Microchip Technology

8-bit Microcontrollers - MCU 44TQFP, 105C TEMP, GREEN, 1.6-3.6V, T&R

Datasheet

7’252In Stock

Cut Tape

CHF 3.19

CHF 3.14

CHF 2.95

CHF 2.94

CHF 2.65

Reel

CHF 2.65

MouseReel Available

Min.: 1
Mult.: 1

: 2’000

AVR

32 kB

4 kB

TQFP-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

0 C

+ 105 C

XMEGA A4U

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 44QFN, IT, Grn 1.6-3.6V

ATXMEGA16A4U-MHR
Microchip Technology
1: CHF 3.37
7’385In Stock

Mfr. Part No.
ATXMEGA16A4U-MHR

Mouser Part No
556-ATXMEGA16A4U-MHR

Microchip Technology

8-bit Microcontrollers - MCU 44QFN, IT, Grn 1.6-3.6V

Datasheet

7’385In Stock

Cut Tape

CHF 3.37

CHF 3.30

CHF 3.13

CHF 3.12

CHF 3.04

Reel

CHF 2.80

MouseReel Available

Min.: 1
Mult.: 1

: 4’000

AVR

16 kB

2 kB

VQFN-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 44QFN, IND TEMP GREEN, 1.6-3.6V

ATXMEGA128A4U-MH
Microchip Technology
1: CHF 4.51
678In Stock

Mfr. Part No.
ATXMEGA128A4U-MH

Mouser Part No
556-ATXMEGA128A4U-MH

Microchip Technology

8-bit Microcontrollers - MCU 44QFN, IND TEMP GREEN, 1.6-3.6V

Datasheet

678In Stock

CHF 4.51

Min.: 1
Mult.: 1

AVR

128 kB

8 kB

VQFN-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Tray

8-bit Microcontrollers - MCU 44 TQFP, 105C TEMP, GREEN, 1.6-3.6V

ATXMEGA16A4U-AN
Microchip Technology
1: CHF 3.24
457In Stock

Mfr. Part No.
ATXMEGA16A4U-AN

Mouser Part No
556-ATXMEGA16A4U-AN

Microchip Technology

8-bit Microcontrollers - MCU 44 TQFP, 105C TEMP, GREEN, 1.6-3.6V

Datasheet

457In Stock

CHF 3.24

CHF 2.98

CHF 2.97

CHF 2.96

Min.: 1
Mult.: 1

AVR

16 kB

2 kB

TQFP-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

0 C

+ 105 C

XMEGA A4U

Tray

8-bit Microcontrollers - MCU AVR XMEGA 64KB FLASH 2KB EE, 4KB GREEN

ATXMEGA64A4U-CUR
Microchip Technology
1: CHF 4.72
5’995In Stock

Mfr. Part No.
ATXMEGA64A4U-CUR

Mouser Part No
556-ATXMEGA64A4U-CUR

Microchip Technology

8-bit Microcontrollers - MCU AVR XMEGA 64KB FLASH 2KB EE, 4KB GREEN

Datasheet

5’995In Stock

Cut Tape

CHF 4.72

CHF 4.05

CHF 4.02

CHF 4.01

View

Reel

CHF 3.90

MouseReel Available

Min.: 1
Mult.: 1

: 6’000

AVR

64 kB

4 kB

VFBGA-49

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 64KB + 4KB

ATXMEGA64A4U-AUR
Microchip Technology
1: CHF 4.23
1’597In Stock

Mfr. Part No.
ATXMEGA64A4U-AUR

Mouser Part No
556-ATXMEGA64A4U-AUR

Microchip Technology

8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 64KB + 4KB

Datasheet

1’597In Stock

Cut Tape

CHF 4.23

CHF 4.04

CHF 3.87

CHF 3.86

View

Reel

CHF 3.53

MouseReel Available

Min.: 1
Mult.: 1

: 2’000

AVR

64 kB

4 kB

TQFP-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU AVR8 16KB FLSH 2KB

ATXMEGA16A4U-CU
Microchip Technology
1: CHF 3.40
160In Stock

Mfr. Part No.
ATXMEGA16A4U-CU

Mouser Part No
556-ATXMEGA16A4U-CU

Microchip Technology

8-bit Microcontrollers - MCU AVR8 16KB FLSH 2KB

Datasheet

160In Stock

CHF 3.40

CHF 3.15

CHF 3.00

CHF 2.99

Min.: 1
Mult.: 1

AVR

16 kB

2 kB

BGA-49

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Tray

8-bit Microcontrollers - MCU 44TQFP, 105C TEMP, GREEN, 1.6-3.6V

ATXMEGA32A4U-AN
Microchip Technology
1: CHF 3.08
268In Stock

Mfr. Part No.
ATXMEGA32A4U-AN

Mouser Part No
556-ATXMEGA32A4U-AN

Microchip Technology

8-bit Microcontrollers - MCU 44TQFP, 105C TEMP, GREEN, 1.6-3.6V

Datasheet

268In Stock

CHF 3.08

CHF 2.71

CHF 2.56

Min.: 1
Mult.: 1

AVR

32 kB

4 kB

TQFP-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

0 C

+ 105 C

XMEGA A4U

Tray

8-bit Microcontrollers - MCU 49VFBGA, IND TEMP GREEN, 1.6-3.6V

ATXMEGA64A4U-CU
Microchip Technology
1: CHF 4.63
388In Stock

Mfr. Part No.
ATXMEGA64A4U-CU

Mouser Part No
556-ATXMEGA64A4U-CU

Microchip Technology

8-bit Microcontrollers - MCU 49VFBGA, IND TEMP GREEN, 1.6-3.6V

Datasheet

388In Stock

CHF 4.63

CHF 4.23

CHF 3.83

CHF 3.82

Min.: 1
Mult.: 1

AVR

64 kB

4 kB

VFBGA-49

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Tray

8-bit Microcontrollers - MCU AVR8 32KB FLSH 4KB

ATXMEGA32A4U-CU
Microchip Technology
1: CHF 3.19
213In Stock

Mfr. Part No.
ATXMEGA32A4U-CU

Mouser Part No
556-ATXMEGA32A4U-CU

Microchip Technology

8-bit Microcontrollers - MCU AVR8 32KB FLSH 4KB

Datasheet

213In Stock

CHF 3.19

CHF 2.93

CHF 2.92

Quote

Min.: 1
Mult.: 1

AVR

32 kB

4 kB

BGA-49

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Tray

8-bit Microcontrollers - MCU 44TQFP, IND TEMP GREEN, 1.6-3.6V

ATXMEGA128A4U-AU
Microchip Technology
1: CHF 4.97
1’195In Stock

Mfr. Part No.
ATXMEGA128A4U-AU

Mouser Part No
556-ATXMEGA128A4U-AU

Microchip Technology

8-bit Microcontrollers - MCU 44TQFP, IND TEMP GREEN, 1.6-3.6V

Datasheet

1’195In Stock

CHF 4.97

Min.: 1
Mult.: 1

AVR

128 kB

8 kB

TQFP-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Tray

8-bit Microcontrollers - MCU 49VFBGA, IND TEMP GREEN, 1.6-3.6V

ATXMEGA128A4U-CU
Microchip Technology
1: CHF 5.27
853In Stock

Mfr. Part No.
ATXMEGA128A4U-CU

Mouser Part No
556-ATXMEGA128A4U-CU

Microchip Technology

8-bit Microcontrollers - MCU 49VFBGA, IND TEMP GREEN, 1.6-3.6V

Datasheet

853In Stock

CHF 5.27

CHF 4.82

CHF 4.38

Min.: 1
Mult.: 1

AVR

128 kB

8 kB

BGA-49

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Tray

8-bit Microcontrollers - MCU 44TQFP 85C GREEN1.6-3.6V

ATXMEGA128A4U-AUR
Microchip Technology
1: CHF 5.08
1’526In Stock

Mfr. Part No.
ATXMEGA128A4U-AUR

Mouser Part No
556-ATXMEGA128A4UAUR

Microchip Technology

8-bit Microcontrollers - MCU 44TQFP 85C GREEN1.6-3.6V

Datasheet

1’526In Stock

Cut Tape

CHF 5.08

CHF 4.94

CHF 4.22

Reel

CHF 4.22

MouseReel Available

Min.: 1
Mult.: 1

: 1’500

AVR

128 kB

8 kB

TQFP-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 85C,1.6-3.6V MCU AVRMCU 8BIT

ATXMEGA128A4U-MHR
Microchip Technology
1: CHF 4.63
795In Stock
4’000Expected 10/26/2026

Mfr. Part No.
ATXMEGA128A4U-MHR

Mouser Part No
556-ATXMEGA128A4UMHR

Microchip Technology

8-bit Microcontrollers - MCU 85C,1.6-3.6V MCU AVRMCU 8BIT

Datasheet

795In Stock

4’000Expected 10/26/2026

Cut Tape

CHF 4.63

Reel

CHF 4.63

MouseReel Available

Min.: 1
Mult.: 1

: 4’000

AVR

128 kB

8 kB

VQFN-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU AVR8 32KB FLSH 4KB

ATXMEGA32A4U-MH
Microchip Technology
1: CHF 2.93
2’097In Stock

Mfr. Part No.
ATXMEGA32A4U-MH

Mouser Part No
556-ATXMEGA32A4U-MH

Microchip Technology

8-bit Microcontrollers - MCU AVR8 32KB FLSH 4KB

Datasheet

2’097In Stock

CHF 2.93

Min.: 1
Mult.: 1

AVR

32 kB

4 kB

QFN-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Tray

8-bit Microcontrollers - MCU 44QFN, IND TEMP GREEN, 1.6-3.6V

ATXMEGA64A4U-MH
Microchip Technology
1: CHF 4.13
1’760In Stock

Mfr. Part No.
ATXMEGA64A4U-MH

Mouser Part No
556-ATXMEGA64A4U-MH

Microchip Technology

8-bit Microcontrollers - MCU 44QFN, IND TEMP GREEN, 1.6-3.6V

Datasheet

1’760In Stock

CHF 4.13

CHF 3.79

CHF 3.43

Min.: 1
Mult.: 1

AVR

64 kB

4 kB

VQFN-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Tray

8-bit Microcontrollers - MCU AVR8 16KB FLSH 2KB

ATXMEGA16A4U-AU
Microchip Technology
1: CHF 3.07
2’201In Stock

Mfr. Part No.
ATXMEGA16A4U-AU

Mouser Part No
556-ATXMEGA16A4U-AU

Microchip Technology

8-bit Microcontrollers - MCU AVR8 16KB FLSH 2KB

Datasheet

2’201In Stock

CHF 3.07

Min.: 1
Mult.: 1

AVR

16 kB

2 kB

TQFP-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Tray

8-bit Microcontrollers - MCU AVR8 32KB FLSH 4KB

ATXMEGA32A4U-AU
Microchip Technology
1: CHF 3.03
3’338In Stock
3’360Expected 9/10/2026

Mfr. Part No.
ATXMEGA32A4U-AU

Mouser Part No
556-ATXMEGA32A4U-AU

Microchip Technology

8-bit Microcontrollers - MCU AVR8 32KB FLSH 4KB

Datasheet

3’338In Stock

3’360Expected 9/10/2026

CHF 3.03

CHF 2.78

CHF 2.51

Min.: 1
Mult.: 1

AVR

32 kB

4 kB

TQFP-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Tray

8-bit Microcontrollers - MCU 44TQFP, 85C, GREEN 1.6-3.6V Tape & Reel

ATXMEGA32A4U-AUR
Microchip Technology
1: CHF 3.13
3’305In Stock

Mfr. Part No.
ATXMEGA32A4U-AUR

Mouser Part No
556-ATXMEGA32A4U-AUR

Microchip Technology

8-bit Microcontrollers - MCU 44TQFP, 85C, GREEN 1.6-3.6V Tape & Reel

Datasheet

3’305In Stock

Cut Tape

CHF 3.13

Reel

CHF 3.13

MouseReel Available

Min.: 1
Mult.: 1

: 2’000

AVR

32 kB

4 kB

TQFP-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU 44TQFP, IND TEMP GREEN, 1.6-3.6V

ATXMEGA64A4U-AU
Microchip Technology
1: CHF 4.13
536In Stock

Mfr. Part No.
ATXMEGA64A4U-AU

Mouser Part No
556-ATXMEGA64A4U-AU

Microchip Technology

8-bit Microcontrollers - MCU 44TQFP, IND TEMP GREEN, 1.6-3.6V

Datasheet

536In Stock

CHF 4.13

CHF 3.79

CHF 3.43

Min.: 1
Mult.: 1

AVR

64 kB

4 kB

TQFP-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Tray

8-bit Microcontrollers - MCU AVR8 16KB FLSH 2KB

ATXMEGA16A4U-MH
Microchip Technology
1: CHF 3.29
154In Stock
360Expected 10/26/2026

Mfr. Part No.
ATXMEGA16A4U-MH

Mouser Part No
556-ATXMEGA16A4U-MH

Microchip Technology

8-bit Microcontrollers - MCU AVR8 16KB FLSH 2KB

Datasheet

154In Stock

360Expected 10/26/2026

CHF 3.29

Min.: 1
Mult.: 1

AVR

16 kB

2 kB

QFN-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Tray

8-bit Microcontrollers - MCU 44TQFP, IT, Grn 1.6-3.6V

ATXMEGA16A4U-AUR
Microchip Technology
1: CHF 3.19
14In Stock

Mfr. Part No.
ATXMEGA16A4U-AUR

Mouser Part No
556-ATXMEGA16A4U-AUR

Microchip Technology

8-bit Microcontrollers - MCU 44TQFP, IT, Grn 1.6-3.6V

Datasheet

14In Stock

Cut Tape

CHF 3.19

CHF 3.10

CHF 2.63

Reel

CHF 2.63

MouseReel Available

Min.: 1
Mult.: 1

: 2’000

AVR

16 kB

2 kB

TQFP-44

32 MHz

12 bit

34 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A4U

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU AVR XMEGA 64KB FLASH 2KB EE, 4KB GREEN

ATXMEGA64A4U-MHR
Microchip Technology
4’000: CHF 3.53
Non-Stocked Lead-Time 11 Weeks

Mfr. Part No.
ATXMEGA64A4U-MHR

Mouser Part No
556-ATXMEGA64A4U-MHR

Microchip Technology

8-bit Microcontrollers - MCU AVR XMEGA 64KB FLASH 2KB EE, 4KB GREEN

Datasheet

Non-Stocked Lead-Time 11 Weeks

Reel

CHF 3.53

Min.: 4’000
Mult.: 4’000

: 4’000

AVR

VQFN-44

SMD/SMT

8 bit

XMEGA A4U

Reel

8-bit Microcontrollers - MCU 44 TQFP, 105C TEMP, GREEN, 1.6-3.6V, T&R

ATXMEGA16A4U-ANR
Microchip Technology
2’000: CHF 3.09
Non-Stocked Lead-Time 18 Weeks

Mfr. Part No.
ATXMEGA16A4U-ANR

Mouser Part No
556-ATXMEGA16A4U-ANR

Microchip Technology

8-bit Microcontrollers - MCU 44 TQFP, 105C TEMP, GREEN, 1.6-3.6V, T&R

Datasheet

Non-Stocked Lead-Time 18 Weeks

Reel

CHF 3.09

View

Min.: 2’000
Mult.: 2’000

: 2’000

XMEGA A4U

Reel

Microchip XMEGA A4U Series 8-bit Microcontrollers - MCU

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