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TQFP-64 8-bit Microcontrollers - MCU

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Part #

8-bit Microcontrollers - MCU AVR 16KB FLASH 512B EE 1KB SRAM

ATMEGA165PA-AU
Microchip Technology
1: $4.37
319In Stock

Mfr. Part No.
ATMEGA165PA-AU

Mouser Part No
556-ATMEGA165PA-AU

Microchip Technology

8-bit Microcontrollers - MCU AVR 16KB FLASH 512B EE 1KB SRAM

Datasheet

319In Stock

$4.37

$4.00

$3.63

Min.: 1
Mult.: 1

AVR

16 kB

1 kB

TQFP-64

16 MHz

10 bit

54 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega165PA

Tray

8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 54 I/O Pins

ATMEGA165PV-8AU
Microchip Technology
1: $5.57
199In Stock

Mfr. Part No.
ATMEGA165PV-8AU

Mouser Part No
556-ATMEGA165PV8AU

Microchip Technology

8-bit Microcontrollers - MCU 16kB Flash 0.5kB EEPROM 54 I/O Pins

Datasheet

199In Stock

$5.57

$5.11

$4.65

Min.: 1
Mult.: 1

AVR

16 kB

1 kB

TQFP-64

8 MHz

10 bit

54 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega165P

Tray

8-bit Microcontrollers - MCU 32kB Flash 1kB EEPROM 54 I/O Pins

ATMEGA325-16AU
Microchip Technology
1: $5.99
219In Stock

Mfr. Part No.
ATMEGA325-16AU

Mouser Part No
556-ATMEGA325-16AU

Microchip Technology

8-bit Microcontrollers - MCU 32kB Flash 1kB EEPROM 54 I/O Pins

Datasheet

219In Stock

$5.99

$5.51

$4.98

Min.: 1
Mult.: 1

AVR

32 kB

2 kB

TQFP-64

16 MHz

10 bit

54 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega325

Tray

8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-20MHz IND

ATMEGA325A-AU
Microchip Technology
1: $5.06
149In Stock

Mfr. Part No.
ATMEGA325A-AU

Mouser Part No
556-ATMEGA325A-AU

Microchip Technology

8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-20MHz IND

Datasheet

149In Stock

$5.06

$4.65

$4.21

Min.: 1
Mult.: 1

AVR

32 kB

2 kB

TQFP-64

20 MHz

10 bit

54 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega325A

Tray

8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-10 MHZ 1.8V

ATMEGA325PV-10AU
Microchip Technology
1: $6.09
180In Stock

Mfr. Part No.
ATMEGA325PV-10AU

Mouser Part No
556-ATMEGA325PV10AU

Microchip Technology

8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-10 MHZ 1.8V

Datasheet

180In Stock

$6.09

$5.57

$5.05

Min.: 1
Mult.: 1

AVR

32 kB

2 kB

TQFP-64

10 MHz

10 bit

54 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega325P

Tray

8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-10 MHZ 1.8V

ATMEGA329PV-10AU
Microchip Technology
1: $6.63
98In Stock

Mfr. Part No.
ATMEGA329PV-10AU

Mouser Part No
556-ATMEGA329PV10AU

Microchip Technology

8-bit Microcontrollers - MCU AVR 32K FLSH 2K SRAM 1KB EE-10 MHZ 1.8V

Datasheet

98In Stock

$6.63

$6.09

$5.51

Min.: 1
Mult.: 1

AVR

32 kB

2 kB

TQFP-64

10 MHz

10 bit

54 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega329P

Tray

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, IND

ATMEGA645A-AU
Microchip Technology
1: $7.20
49In Stock
540Expected 2026/10/26

Mfr. Part No.
ATMEGA645A-AU

Mouser Part No
556-ATMEGA645A-AU

Microchip Technology

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, IND

Learn More

Datasheet

49In Stock

540Expected 2026/10/26

$7.20

$7.19

$7.04

$5.86

$5.30

Min.: 1
Mult.: 1

AVR

64 kB

4 kB

TQFP-64

16 MHz

10 bit

54 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega645A

Tray

8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC LCD

ATMEGA649-16AU
Microchip Technology
1: $9.57
26In Stock

Mfr. Part No.
ATMEGA649-16AU

Mouser Part No
556-ATMEGA649-16AU

Microchip Technology

8-bit Microcontrollers - MCU AVR 64K FLASH 2K EE 4K SRAM ADC LCD

Learn More

Datasheet

26In Stock

$9.57

$9.40

$9.07

$9.05

View

Min.: 1
Mult.: 1

AVR

64 kB

4 kB

TQFP-64

16 MHz

10 bit

69 I/O

4.5 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega649

Tray

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, IND

ATMEGA649A-AU
Microchip Technology
1: $7.04
23In Stock

Mfr. Part No.
ATMEGA649A-AU

Mouser Part No
556-ATMEGA649A-AU

Microchip Technology

8-bit Microcontrollers - MCU AVR 64KB FLSH 2KB EE 4KB SRAM-20MHz, IND

Learn More

Datasheet

23In Stock

$7.04

$6.49

$6.48

$6.40

View

Min.: 1
Mult.: 1

AVR

64 kB

4 kB

TQFP-64

16 MHz

10 bit

54 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega649A

Tray

8-bit Microcontrollers - MCU AVR8 128KB FLSH 8KB

ATXMEGA128A3U-AU
Microchip Technology
1: $8.80
38In Stock
1,530On Order

Mfr. Part No.
ATXMEGA128A3U-AU

Mouser Part No
556-ATXMEGA128A3U-AU

Microchip Technology

8-bit Microcontrollers - MCU AVR8 128KB FLSH 8KB

Datasheet

38In Stock

1,530On Order

$8.80

Min.: 1
Mult.: 1

AVR

128 kB

8 kB

TQFP-64

32 MHz

12 bit

50 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A3U

Tray

8-bit Microcontrollers - MCU 128KB FLASH 2KB EE 8KB SRAM 3.6V

ATXMEGA128D3-AU
Microchip Technology
1: $6.18
70In Stock
270Expected 2026/10/26

Mfr. Part No.
ATXMEGA128D3-AU

Mouser Part No
556-ATXMEGA128D3-AU

Microchip Technology

8-bit Microcontrollers - MCU 128KB FLASH 2KB EE 8KB SRAM 3.6V

Datasheet

70In Stock

270Expected 2026/10/26

$6.18

Min.: 1
Mult.: 1

AVR

128 kB

8 kB

TQFP-64

32 MHz

12 bit

50 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA D3

Tray

8-bit Microcontrollers - MCU AVR8 192KB FLSH 16KB

ATXMEGA192A3U-AU
Microchip Technology
1: $9.43
46In Stock
1,700On Order

Mfr. Part No.
ATXMEGA192A3U-AU

Mouser Part No
556-ATXMEGA192A3U-AU

Microchip Technology

8-bit Microcontrollers - MCU AVR8 192KB FLSH 16KB

Datasheet

46In Stock

1,700On Order

$9.43

Min.: 1
Mult.: 1

AVR

192 kB

16 kB

TQFP-64

32 MHz

12 bit

50 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A3U

Tray

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

ATXMEGA64A3-AU
Microchip Technology
1: $9.69
63In Stock
270Expected 2026/09/04

Mfr. Part No.
ATXMEGA64A3-AU

Mouser Part No
556-ATXMEGA64A3-AU

Microchip Technology

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

Learn More

Datasheet

63In Stock

270Expected 2026/09/04

$9.69

Min.: 1
Mult.: 1

AVR

64 kB

4 kB

TQFP-64

32 MHz

12 bit

50 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA A3

Tray

8-bit Microcontrollers - MCU 64TQFP,IND TEMP,GRN 1.6-3.6V,32MHz,T&R

ATXMEGA64B3-AUR
Microchip Technology
1: $6.48
137In Stock

Mfr. Part No.
ATXMEGA64B3-AUR

Mouser Part No
556-ATXMEGA64B3-AUR

Microchip Technology

8-bit Microcontrollers - MCU 64TQFP,IND TEMP,GRN 1.6-3.6V,32MHz,T&R

Datasheet

137In Stock

Cut Tape

$6.48

$6.33

$6.01

Reel

$5.38

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

AVR

64 kB

4 kB

TQFP-64

32 MHz

12 bit

36 I/O

1.6 V

3.6 V

SMD/SMT

8 bit/16 bit

- 40 C

+ 85 C

XMEGA B3

Reel, Cut Tape, MouseReel

8-bit Microcontrollers - MCU Segmnt LCD 128KBFlsh 4KBRAM 12MIPS

PIC18F67J90-I/PT
Microchip Technology
1: $5.30
160In Stock

Mfr. Part No.
PIC18F67J90-I/PT

Mouser Part No
579-PIC18F67J90-I/PT

Microchip Technology

8-bit Microcontrollers - MCU Segmnt LCD 128KBFlsh 4KBRAM 12MIPS

Learn More

Datasheet

160In Stock

$5.30

Min.: 1
Mult.: 1

PIC18

128 kB

3.83 kB

TQFP-64

48 MHz

10 bit

51 I/O

2 V

2.7 V

SMD/SMT

8 bit

- 40 C

+ 85 C

PIC18F6xJ90

Tray

8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM 16 MHZ GRN

ATMEGA165PA-MN
Microchip Technology
1: $4.58
142In Stock

Mfr. Part No.
ATMEGA165PA-MN

Mouser Part No
556-ATMEGA165PA-MN

Microchip Technology

8-bit Microcontrollers - MCU AVR 16KB FL 512B EE 1KB SRAM 16 MHZ GRN

Datasheet

142In Stock

$4.58

Min.: 1
Mult.: 1

AVR

16 kB

1 kB

TQFP-64

16 MHz

10 bit

54 I/O

1.8 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

ATmega165PA

Tray

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB CAN 8-bit MCU

C8051F043-GQ
Silicon Labs
1: $26.59
11In Stock
End of Life

Mfr. Part No.
C8051F043-GQ

Mouser Part No
634-C8051F043-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 25 MHz 64 kB CAN 8-bit MCU

Datasheet

11In Stock

$26.59

$21.46

$19.97

$18.50

View

Min.: 1
Mult.: 1

8051

64 kB

4.25 kB

TQFP-64

25 MHz

10 bit

32 I/O

2.7 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F043

Tray

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU

C8051F125-GQ
Silicon Labs
1: $46.66
5In Stock
End of Life

Mfr. Part No.
C8051F125-GQ

Mouser Part No
634-C8051F125-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU

Datasheet

5In Stock

$46.66

$38.59

$36.97

$35.03

$35.01

Min.: 1
Mult.: 1

8051

128 kB

8.25 kB

TQFP-64

50 MHz

12 bit

32 I/O

2.7 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F125

Tray

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU

C8051F127-GQ
Silicon Labs
1: $40.00
6In Stock
End of Life

Mfr. Part No.
C8051F127-GQ

Mouser Part No
634-C8051F127-GQ

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 8-bit MCU

Datasheet

6In Stock

$40.00

$33.53

$31.61

$28.80

$28.04

Min.: 1
Mult.: 1

8051

128 kB

8.25 kB

TQFP-64

50 MHz

8 bit, 10 bit

32 I/O

2.7 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F127

Tray

8-bit Microcontrollers - MCU 8051 100 MHz 128 kB MAC 8-bit MCU

C8051F131-GQR
Silicon Labs
1: $34.52
20In Stock
End of Life

Mfr. Part No.
C8051F131-GQR

Mouser Part No
634-C8051F131-GQR

End of Life

Silicon Labs

8-bit Microcontrollers - MCU 8051 100 MHz 128 kB MAC 8-bit MCU

Datasheet

20In Stock

Cut Tape

$34.52

$28.89

$27.26

Reel

$27.06

Min.: 1
Mult.: 1

: 500

8051

128 kB

8.25 kB

TQFP-64

100 MHz

10 bit

32 I/O

3 V

3.6 V

SMD/SMT

8 bit

- 40 C

+ 85 C

C8051F131

Reel, Cut Tape

8-bit Microcontrollers - MCU 8-bit Microcontroller with Voice Output Function

ML610Q339-NNNTBZWBX
ROHM Semiconductor
1: $5.38
1,000In Stock
New Product

Mfr. Part No.
ML610Q339-NNNTBZWBX

Mouser Part No
755-ML610Q339NTBZWBX

New Product

ROHM Semiconductor

8-bit Microcontrollers - MCU 8-bit Microcontroller with Voice Output Function

Learn More

Datasheet

1,000In Stock

Cut Tape

$5.38

$4.47

$3.94

$3.76

Reel

$3.21

View

Min.: 1
Mult.: 1

: 1,000

RISC

256 kB

4 kB

TQFP-64

8.4 MHz

10 bit

42 I/O

2 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

Reel, Cut Tape

8-bit Microcontrollers - MCU CAN AVR UC 32K FLASH SAMPLE

AT90CAN32-16AU
Microchip Technology
1: $6.37
2,790Expected 2026/09/25

Mfr. Part No.
AT90CAN32-16AU

Mouser Part No
556-A90CAN32-16AU

Microchip Technology

8-bit Microcontrollers - MCU CAN AVR UC 32K FLASH SAMPLE

Learn More

Datasheet

2,790Expected 2026/09/25

$6.37

$5.84

$5.29

Min.: 1
Mult.: 1

AVR

32 kB

2 kB

TQFP-64

16 MHz

10 bit

53 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

AT90CAN32

Tray

8-bit Microcontrollers - MCU 128K Flash 4K EEPROM 4K SRAM 53 IO Pins

ATMEGA128A-AU
Microchip Technology
1: $7.22
3,780Expected 2026/10/26

Mfr. Part No.
ATMEGA128A-AU

Mouser Part No
556-ATMEGA128A-AU

Microchip Technology

8-bit Microcontrollers - MCU 128K Flash 4K EEPROM 4K SRAM 53 IO Pins

Datasheet

3,780Expected 2026/10/26

$7.22

$6.63

$6.00

Min.: 1
Mult.: 1

AVR

128 kB

4 kB

TQFP-64

16 MHz

10 bit

53 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 105 C

ATmega128A

Tray

8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 53 I/O Pins

ATMEGA128L-8AU
Microchip Technology
1: $15.01
1,015Expected 2026/09/25

Mfr. Part No.
ATMEGA128L-8AU

Mouser Part No
556-ATMEGA128L-8AU

Microchip Technology

8-bit Microcontrollers - MCU 128kB Flash 4kB EEPROM 53 I/O Pins

Datasheet

1,015Expected 2026/09/25

$15.01

$14.72

$13.97

Min.: 1
Mult.: 1

AVR

128 kB

4 kB

TQFP-64

8 MHz

10 bit

53 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega128

Tray

8-bit Microcontrollers - MCU AVR,128KB FLASH,8MHZ 4KB EE 4KB SRAM

ATMEGA128L-8AUR
Microchip Technology
1: $15.18
1,147On Order

Mfr. Part No.
ATMEGA128L-8AUR

Mouser Part No
556-ATMEGA128L-8AUR

Microchip Technology

8-bit Microcontrollers - MCU AVR,128KB FLASH,8MHZ 4KB EE 4KB SRAM

Datasheet

1,147On Order

Cut Tape

$15.18

Reel

$15.18

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

AVR

128 kB

4 kB

TQFP-64

8 MHz

10 bit

53 I/O

2.7 V

5.5 V

SMD/SMT

8 bit

- 40 C

+ 85 C

ATmega128

Reel, Cut Tape, MouseReel

TQFP-64 8-bit Microcontrollers - MCU

Customer Service Office

Company

Resources

Support

128 B
176 B
336 B
512 B
678 B
768 B
902 B
1 kB
1.28 kB
1.5 kB
2 kB
2.25 kB
3 kB
3.25 kB
3.47 kB
3.5 kB
3.6 kB
3.72 kB
3.75 kB
3.8 kB

24 I/O
25 I/O
26 I/O
32 I/O
34 I/O
36 I/O
38 I/O
39 I/O
42 I/O
47 I/O
48 I/O
49 I/O
50 I/O
51 I/O
52 I/O
53 I/O
54 I/O
55 I/O
59 I/O
60 I/O

78K0/Kx2
78K0/Lx3
AT90CAN128
AT90CAN32
AT90CAN64
AT90USB1286
AT90USB1287
AT90USB646
AT90USB647
ATmega128
ATmega128A
ATmega128x
ATmega165A
ATmega165P
ATmega165PA
ATmega169A
ATmega169P
ATmega169PA
ATmega256x
ATmega325