32-bit Microcontrollers - MCU

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C-Series AT32UC3 AVR 32-Bit MCUs

Microchip Technology C-Series AT32UC3 AVR 32-Bit MCUs are designed for high-performance industrial and automotive control applications, including fast communication hubs and motor control. The series offers a rich set of arithmetical and analog features. Designed with the multi-layered databus, 68KB on-chip SRAM with dual interfaces, the UC3C offers an outstanding data throughput. The C series provides a single precision FPU that increases processing performance, precision, and dynamic range in all math applications, such as digital signal processing (DSP), sensor data acquisition, and audio. The Microchip Technology C-Series AT32UC3 AVR 32-Bit MCUs' mix of peripherals and high data throughput fits various applications, including industrial control, automotive control, power management, process automation, building automation, and communication gateways.

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Part #

32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM

AT32UC3C1256C-AUT
Microchip Technology
1: HK$108.42
132In Stock

Mfr. Part No.
AT32UC3C1256C-AUT

Mouser Part No
556-AT32UC3C1256CAUT

Microchip Technology

32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM

Learn More

Datasheet

132In Stock

HK$108.42

HK$98.56

HK$89.35

Min.: 1
Mult.: 1

AT32UC3C1

SMD/SMT

TQFP-100

AVR

256 kB

64 kB

32 bit

12 bit

66 MHz

81 I/O

3 V

5.5 V

- 40 C

+ 85 C

Tray

32-bit Microcontrollers - MCU 512KB Flash 64QFN (-40oC to 85oC)

AT32UC3C2512C-Z2UR
Microchip Technology
1: HK$100.04
3,068In Stock

Mfr. Part No.
AT32UC3C2512C-Z2UR

Mouser Part No
556-32UC3C2512C-Z2UR

Microchip Technology

32-bit Microcontrollers - MCU 512KB Flash 64QFN (-40oC to 85oC)

Learn More

Datasheet

3,068In Stock

Cut Tape

HK$100.04

HK$96.75

HK$93.71

HK$92.64

Reel

HK$82.45

Min.: 1
Mult.: 1

: 4,000

AT32UC3C2

SMD/SMT

QFN-64

AVR

512 kB

64 kB

32 bit

12 bit

66 MHz

45 I/O

3 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape

32-bit Microcontrollers - MCU UC3C 64K FLASH 16K SRAM

AT32UC3C064C-ALUR
Microchip Technology
1: HK$98.06
1In Stock

Mfr. Part No.
AT32UC3C064C-ALUR

Mouser Part No
556-AT32UC3C064CALUR

Microchip Technology

32-bit Microcontrollers - MCU UC3C 64K FLASH 16K SRAM

Learn More

Datasheet

1In Stock

Cut Tape

HK$98.06

Reel

HK$98.06

Min.: 1
Mult.: 1

: 800

AT32UC3C0

SMD/SMT

LQFP-144

AVR

64 kB

16 kB

32 bit

12 bit

66 MHz

123 I/O

3 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape

32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM

AT32UC3C0256C-ALUR
Microchip Technology
1: HK$117.71
135In Stock

Mfr. Part No.
AT32UC3C0256C-ALUR

Mouser Part No
556-AT32UC3C0256CALR

Microchip Technology

32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM

Learn More

Datasheet

135In Stock

Cut Tape

HK$117.71

HK$113.76

Reel

HK$96.83

Min.: 1
Mult.: 1

: 800

AT32UC3C0

SMD/SMT

LQFP-144

AVR

256 kB

64 kB

32 bit

12 bit

66 MHz

123 I/O

3 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape

32-bit Microcontrollers - MCU UC3C 64K FLASH 16K SRAM

AT32UC3C164C-AUR
Microchip Technology
1: HK$90.01
95In Stock

Mfr. Part No.
AT32UC3C164C-AUR

Mouser Part No
556-AT32UC3C164C-AUR

Microchip Technology

32-bit Microcontrollers - MCU UC3C 64K FLASH 16K SRAM

Learn More

Datasheet

95In Stock

Cut Tape

HK$90.01

HK$86.97

Reel

HK$74.14

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

AT32UC3C1

SMD/SMT

TQFP-100

AVR

64 kB

16 kB

32 bit

12 bit

66 MHz

81 I/O

3 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM

AT32UC3C0512C-ALUR
Microchip Technology
1: HK$138.59
3,193In Stock

Mfr. Part No.
AT32UC3C0512C-ALUR

Mouser Part No
556-AT32UC3C0512CALR

Microchip Technology

32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM

Learn More

Datasheet

3,193In Stock

Cut Tape

HK$138.59

Reel

HK$138.59

MouseReel Available

Min.: 1
Mult.: 1

: 800

AT32UC3C0

SMD/SMT

LQFP-144

AVR

512 kB

64 kB

32 bit

12 bit

66 MHz

123 I/O

3 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM

AT32UC3C1256C-AUR
Microchip Technology
1: HK$109.98
1,762In Stock

Mfr. Part No.
AT32UC3C1256C-AUR

Mouser Part No
556-AT32UC3C1256CAUR

Microchip Technology

32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM

Learn More

Datasheet

1,762In Stock

Cut Tape

HK$109.98

Reel

HK$109.98

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

AT32UC3C1

SMD/SMT

TQFP-100

AVR

256 kB

64 kB

32 bit

12 bit

66 MHz

81 I/O

3 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM

AT32UC3C1512C-AUT
Microchip Technology
1: HK$127.90
1,482In Stock

Mfr. Part No.
AT32UC3C1512C-AUT

Mouser Part No
556-AT32UC3C1512CAUT

Microchip Technology

32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM

Learn More

Datasheet

1,482In Stock

HK$127.90

Min.: 1
Mult.: 1

AT32UC3C1

SMD/SMT

TQFP-100

AVR

512 kB

64 kB

32 bit

12 bit

66 MHz

81 I/O

3 V

5.5 V

- 40 C

+ 85 C

Tray

32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM

AT32UC3C2512C-A2UT
Microchip Technology
1: HK$118.78
1,709In Stock

Mfr. Part No.
AT32UC3C2512C-A2UT

Mouser Part No
556-AT32UC3C2512CA2T

Microchip Technology

32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM

Learn More

Datasheet

1,709In Stock

HK$118.78

Min.: 1
Mult.: 1

AT32UC3C2

SMD/SMT

TQFP-64

AVR

512 kB

64 kB

32 bit

12 bit

66 MHz

45 I/O

3 V

5.5 V

- 40 C

+ 85 C

Tray

32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM

AT32UC3C0512C-ALUT
Microchip Technology
1: HK$137.03
285In Stock

Mfr. Part No.
AT32UC3C0512C-ALUT

Mouser Part No
556-AT32UC3C0512CALT

Microchip Technology

32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM

Learn More

Datasheet

285In Stock

HK$137.03

Min.: 1
Mult.: 1

AT32UC3C0

SMD/SMT

LQFP-144

AVR

512 kB

64 kB

32 bit

12 bit

66 MHz

123 I/O

3 V

5.5 V

- 40 C

+ 85 C

Tray

32-bit Microcontrollers - MCU UC3C 128K FLASH 32K SRAM

AT32UC3C1128C-AUR
Microchip Technology
1: HK$89.84
386In Stock

Mfr. Part No.
AT32UC3C1128C-AUR

Mouser Part No
556-AT32UC3C1128CAUR

Microchip Technology

32-bit Microcontrollers - MCU UC3C 128K FLASH 32K SRAM

Learn More

Datasheet

386In Stock

Cut Tape

HK$89.84

Reel

HK$89.84

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

AT32UC3C1

SMD/SMT

TQFP-100

AVR

128 kB

32 kB

32 bit

12 bit

66 MHz

81 I/O

3 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM

AT32UC3C2256C-A2UR
Microchip Technology
1: HK$102.26
609In Stock

Mfr. Part No.
AT32UC3C2256C-A2UR

Mouser Part No
556-AT32UC3C2256CA2R

Microchip Technology

32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM

Learn More

Datasheet

609In Stock

Cut Tape

HK$102.26

Reel

HK$102.26

Min.: 1
Mult.: 1

: 1,500

AT32UC3C2

AVR

256 kB

64 kB

32 bit

66 MHz

45 I/O

3 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape

32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM

AT32UC3C2256C-A2UT
Microchip Technology
1: HK$100.61
403In Stock

Mfr. Part No.
AT32UC3C2256C-A2UT

Mouser Part No
556-AT32UC3C2256CA2T

Microchip Technology

32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM

Learn More

Datasheet

403In Stock

HK$100.61

Min.: 1
Mult.: 1

AT32UC3C2

SMD/SMT

TQFP-64

AVR

256 kB

64 kB

32 bit

12 bit

66 MHz

45 I/O

3 V

5.5 V

- 40 C

+ 85 C

Tray

32-bit Microcontrollers - MCU UC3C 64K FLASH 16K SRAM

AT32UC3C264C-A2UT
Microchip Technology
1: HK$74.06
117In Stock
160Expected 29/7/2026

Mfr. Part No.
AT32UC3C264C-A2UT

Mouser Part No
556-AT32UC3C264CA2UT

Microchip Technology

32-bit Microcontrollers - MCU UC3C 64K FLASH 16K SRAM

Learn More

Datasheet

117In Stock

160Expected 29/7/2026

HK$74.06

Min.: 1
Mult.: 1

AT32UC3C2

SMD/SMT

AVR

64 kB

16 kB

32 bit

12 bit

66 MHz

45 I/O

3 V

5.5 V

- 40 C

+ 85 C

Tray

32-bit Microcontrollers - MCU UC3C 128K FLASH 32K SRAM

AT32UC3C0128C-ALUT
Microchip Technology
1: HK$94.61
106In Stock

Mfr. Part No.
AT32UC3C0128C-ALUT

Mouser Part No
556-AT32UC3C0128CALT

Microchip Technology

32-bit Microcontrollers - MCU UC3C 128K FLASH 32K SRAM

Learn More

Datasheet

106In Stock

HK$94.61

Min.: 1
Mult.: 1

AT32UC3C0

SMD/SMT

LQFP-144

AVR

128 kB

32 kB

32 bit

12 bit

66 MHz

123 I/O

3 V

5.5 V

- 40 C

+ 85 C

Tray

32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM

AT32UC3C0256C-ALUT
Microchip Technology
1: HK$116.07
6In Stock

Mfr. Part No.
AT32UC3C0256C-ALUT

Mouser Part No
556-AT32UC3C0256CALT

Microchip Technology

32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM

Learn More

Datasheet

6In Stock

HK$116.07

Min.: 1
Mult.: 1

AT32UC3C0

SMD/SMT

LQFP-144

AVR

256 kB

64 kB

32 bit

12 bit

66 MHz

123 I/O

3 V

5.5 V

- 40 C

+ 85 C

Tray

32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM

AT32UC3C1512C-AUR
Microchip Technology
1: HK$129.47
11In Stock
1,000Expected 4/8/2026

Mfr. Part No.
AT32UC3C1512C-AUR

Mouser Part No
556-AT32UC3C1512CAUR

Microchip Technology

32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM

Learn More

Datasheet

11In Stock

1,000Expected 4/8/2026

Cut Tape

HK$129.47

Reel

HK$129.47

MouseReel Available

Min.: 1
Mult.: 1

: 1,000

AT32UC3C1

SMD/SMT

TQFP-100

AVR

512 kB

64 kB

32 bit

12 bit

66 MHz

81 I/O

3 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape, MouseReel

32-bit Microcontrollers - MCU UC3C 64K FLASH 16K SRAM

AT32UC3C164C-AUT
Microchip Technology
1: HK$80.97
35In Stock

Mfr. Part No.
AT32UC3C164C-AUT

Mouser Part No
556-AT32UC3C164C-AUT

Microchip Technology

32-bit Microcontrollers - MCU UC3C 64K FLASH 16K SRAM

Learn More

Datasheet

35In Stock

HK$80.97

Min.: 1
Mult.: 1

AT32UC3C1

SMD/SMT

TQFP-100

AVR

64 kB

16 kB

32 bit

12 bit

66 MHz

81 I/O

3 V

5.5 V

- 40 C

+ 85 C

Tray

32-bit Microcontrollers - MCU UC3C 128K FLASH 32K SRAM

AT32UC3C2128C-A2UT
Microchip Technology
1: HK$82.04
2In Stock

Mfr. Part No.
AT32UC3C2128C-A2UT

Mouser Part No
556-AT32UC3C2128CA2T

Microchip Technology

32-bit Microcontrollers - MCU UC3C 128K FLASH 32K SRAM

Learn More

Datasheet

2In Stock

HK$82.04

Min.: 1
Mult.: 1

AT32UC3C2

SMD/SMT

TQFP-64

AVR

128 kB

32 kB

32 bit

12 bit

66 MHz

45 I/O

3 V

5.5 V

- 40 C

+ 85 C

Tray

32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM

AT32UC3C2512C-A2UR
Microchip Technology
1: HK$120.51
354In Stock

Mfr. Part No.
AT32UC3C2512C-A2UR

Mouser Part No
556-AT32UC3C2512CA2R

Microchip Technology

32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM

Learn More

Datasheet

354In Stock

Cut Tape

HK$120.51

Reel

HK$120.51

Min.: 1
Mult.: 1

: 1,500

AT32UC3C2

AVR

512 kB

64 kB

32 bit

66 MHz

45 I/O

3 V

5.5 V

- 40 C

+ 85 C

Reel, Cut Tape

32-bit Microcontrollers - MCU 512k flash, 64 QFN, 85C

AT32UC3C2512C-Z2UT
Microchip Technology
1: HK$100.04
14In Stock

Mfr. Part No.
AT32UC3C2512C-Z2UT

Mouser Part No
556-AT32UC3C2512CZ2U

Microchip Technology

32-bit Microcontrollers - MCU 512k flash, 64 QFN, 85C

Learn More

Datasheet

14In Stock

HK$100.04

Min.: 1
Mult.: 1

AT32UC3C2

SMD/SMT

QFN-64

AVR

512 kB

64 kB

32 bit

12 bit

66 MHz

45 I/O

3 V

5.5 V

- 40 C

+ 85 C

Tray

32-bit Microcontrollers - MCU 128KB Flash 64QFN

AT32UC3C2128C-Z2UR
Microchip Technology
4,000: HK$83.52
Non-Stocked Lead-Time 33 Weeks

Mfr. Part No.
AT32UC3C2128C-Z2UR

Mouser Part No
556-A32UC3C2128CZ2UR

Microchip Technology

32-bit Microcontrollers - MCU 128KB Flash 64QFN

Learn More

Datasheet

Non-Stocked Lead-Time 33 Weeks

Reel

HK$83.52

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

: 4,000

AT32UC3C2

AVR

32 bit

Reel

32-bit Microcontrollers - MCU 128KB Flash 64QFN

AT32UC3C2128C-Z2UT
Microchip Technology
1: HK$82.04
Non-Stocked Lead-Time 34 Weeks

Mfr. Part No.
AT32UC3C2128C-Z2UT

Mouser Part No
556-A32UC3C2128CZ2UT

Microchip Technology

32-bit Microcontrollers - MCU 128KB Flash 64QFN

Learn More

Datasheet

Non-Stocked Lead-Time 34 Weeks

HK$82.04

Min.: 1
Mult.: 1

AT32UC3C2

AVR

32 bit

Tray

32-bit Microcontrollers - MCU 256KB Flash 64QFN (-40oC to 85oC) T&R

AT32UC3C2256C-Z2UR
Microchip Technology
4,000: HK$102.26
Non-Stocked Lead-Time 33 Weeks

Mfr. Part No.
AT32UC3C2256C-Z2UR

Mouser Part No
556-A32UC3C2256CZ2UR

Microchip Technology

32-bit Microcontrollers - MCU 256KB Flash 64QFN (-40oC to 85oC) T&R

Learn More

Datasheet

Non-Stocked Lead-Time 33 Weeks

Reel

HK$102.26

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

: 4,000

AT32UC3C2

AVR

32 bit

Reel

32-bit Microcontrollers - MCU 256KB Flash 64QFN (-40oC to 85oC) TRAY

AT32UC3C2256C-Z2UT
Microchip Technology
260: HK$100.61
Non-Stocked Lead-Time 28 Weeks

Mfr. Part No.
AT32UC3C2256C-Z2UT

Mouser Part No
556-A32UC3C2256CZ2UT

Microchip Technology

32-bit Microcontrollers - MCU 256KB Flash 64QFN (-40oC to 85oC) TRAY

Learn More

Datasheet

Non-Stocked Lead-Time 28 Weeks

HK$100.61

Min.: 260
Mult.: 260

AT32UC3C2

AVR

32 bit

Tray

C-Series AT32UC3 AVR 32-Bit MCUs

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