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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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	Series	Mounting Style	Package/Case	Core	Program Memory Size	Data RAM Size	Data Bus Width	ADC Resolution	Maximum Clock Frequency	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Packaging
32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM AT32UC3C2512C-A2UT Microchip Technology 1: $14.45 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 about Microchip Technology microchip c series mcus	Datasheet	1,709In Stock	$14.45 $13.15 $11.90	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 64K FLASH 16K SRAM AT32UC3C064C-ALUR Microchip Technology 1: $11.93 801In Stock	Mfr. Part No. AT32UC3C064C-ALUR Mouser Part No 556-AT32UC3C064CALUR	Microchip Technology	32-bit Microcontrollers - MCU UC3C 64K FLASH 16K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	801In Stock	Cut Tape $11.93 $11.53 Reel $9.82	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 512KB Flash 64QFN (-40oC to 85oC) AT32UC3C2512C-Z2UR Microchip Technology 1: $12.17 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 about Microchip Technology microchip c series mcus	Datasheet	3,068In Stock	Cut Tape $12.17 $11.77 Reel $10.03	Min.: 1 Mult.: 1 : 4,000	No	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 256K FLASH 64K SRAM AT32UC3C0256C-ALUR Microchip Technology 1: $14.32 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 about Microchip Technology microchip c series mcus	Datasheet	135In Stock	Cut Tape $14.32 $13.84 Reel $11.78	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 128K FLASH 32K SRAM AT32UC3C0128C-ALUT Microchip Technology 1: $11.51 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 about Microchip Technology microchip c series mcus	Datasheet	106In Stock	$11.51 $10.47 $9.47	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 64K FLASH 16K SRAM AT32UC3C164C-AUR Microchip Technology 1: $10.95 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 about Microchip Technology microchip c series mcus	Datasheet	95In Stock	Cut Tape $10.95 $10.58 Reel $9.02 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: $16.86 3,167In Stock	Mfr. Part No. AT32UC3C0512C-ALUR Mouser Part No 556-AT32UC3C0512CALR	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	3,167In Stock	Cut Tape $16.86 $16.30 Reel $13.89 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: $13.38 1,388In Stock	Mfr. Part No. AT32UC3C1256C-AUR Mouser Part No 556-AT32UC3C1256CAUR	Microchip Technology	32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	1,388In Stock	Cut Tape $13.38 $12.92 Reel $11.01 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-AUR Microchip Technology 1: $15.75 1,891In Stock	Mfr. Part No. AT32UC3C1512C-AUR Mouser Part No 556-AT32UC3C1512CAUR	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	1,891In Stock	Cut Tape $15.75 $15.23 Reel $12.98 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 512K FLASH 64K SRAM AT32UC3C0512C-ALUT Microchip Technology 1: $16.67 124In Stock	Mfr. Part No. AT32UC3C0512C-ALUT Mouser Part No 556-AT32UC3C0512CALT	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	124In Stock	$16.67 $15.16 $13.73	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: $10.93 306In Stock	Mfr. Part No. AT32UC3C1128C-AUR Mouser Part No 556-AT32UC3C1128CAUR	Microchip Technology	32-bit Microcontrollers - MCU UC3C 128K FLASH 32K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	306In Stock	Cut Tape $10.93 $10.56 Reel $9.01 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: $12.44 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 about Microchip Technology microchip c series mcus	Datasheet	609In Stock	Cut Tape $12.44 $12.02 Reel $10.25	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 AT32UC3C2512C-A2UR Microchip Technology 1: $14.66 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 about Microchip Technology microchip c series mcus	Datasheet	354In Stock	Cut Tape $14.66 $14.16 Reel $12.05	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 UC3C 64K FLASH 16K SRAM AT32UC3C264C-A2UT Microchip Technology 1: $9.01 202In Stock	Mfr. Part No. AT32UC3C264C-A2UT Mouser Part No 556-AT32UC3C264CA2UT	Microchip Technology	32-bit Microcontrollers - MCU UC3C 64K FLASH 16K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	202In Stock	$9.01 $8.18 $7.41	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 256K FLASH 64K SRAM AT32UC3C0256C-ALUT Microchip Technology 1: $14.12 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 about Microchip Technology microchip c series mcus	Datasheet	6In Stock	$14.12 $12.84 $11.64	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 256K FLASH 64K SRAM AT32UC3C1256C-AUT Microchip Technology 1: $13.19 10In Stock	Mfr. Part No. AT32UC3C1256C-AUT Mouser Part No 556-AT32UC3C1256CAUT	Microchip Technology	32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	10In Stock	$13.19 $11.99 $10.87	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 UC3C 64K FLASH 16K SRAM AT32UC3C164C-AUT Microchip Technology 1: $9.85 21In 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 about Microchip Technology microchip c series mcus	Datasheet	21In Stock	$9.85 $8.97 $8.12	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: $9.98 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 about Microchip Technology microchip c series mcus	Datasheet	2In Stock	$9.98 $9.05 $8.20	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 512k flash, 64 QFN, 85C AT32UC3C2512C-Z2UT Microchip Technology 1: $12.17 19In Stock	Mfr. Part No. AT32UC3C2512C-Z2UT Mouser Part No 556-AT32UC3C2512CZ2U	Microchip Technology	32-bit Microcontrollers - MCU 512k flash, 64 QFN, 85C Learn More about Microchip Technology microchip c series mcus	Datasheet	19In Stock	$12.17 $11.07 $10.03	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 UC3C 512K FLASH 64K SRAM AT32UC3C1512C-AUT Microchip Technology 1: $15.56 4,770Expected 01/12/2026	Mfr. Part No. AT32UC3C1512C-AUT Mouser Part No 556-AT32UC3C1512CAUT	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	4,770Expected 01/12/2026	$15.56 $14.15 $12.82	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 AT32UC3C2256C-A2UT Microchip Technology 1: $12.24 522On Order	Mfr. Part No. AT32UC3C2256C-A2UT Mouser Part No 556-AT32UC3C2256CA2T	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	522On Order On Order Ship Dates Mfr. No: AT32UC3C2256C-A2UT Stock: 0 On Order: 42 Expected 29/09/2026 480 Expected 05/10/2026 Factory Lead Time: 32 Weeks	$12.24 $11.12 $10.07	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 128KB Flash 64QFN AT32UC3C2128C-Z2UR Microchip Technology 4,000: $8.38 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 about Microchip Technology microchip c series mcus	Datasheet	Non-Stocked Lead-Time 33 Weeks	Reel $8.38	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: $9.98 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 about Microchip Technology microchip c series mcus	Datasheet	Non-Stocked Lead-Time 34 Weeks	$9.98 $9.07 $8.21	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: $10.25 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 about Microchip Technology microchip c series mcus	Datasheet	Non-Stocked Lead-Time 33 Weeks	Reel $10.25	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: $10.07 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 about Microchip Technology microchip c series mcus	Datasheet	Non-Stocked Lead-Time 28 Weeks	$10.07	Min.: 260 Mult.: 260		AT32UC3C2			AVR			32 bit								Tray

C-Series AT32UC3 AVR 32-Bit MCUs

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