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 (CLP) 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 64K FLASH 16K SRAM AT32UC3C064C-ALUR Microchip Technology 1: $13.592 694In Stock	Mfr. Part # AT32UC3C064C-ALUR Mouser Part # 556-AT32UC3C064CALUR	Microchip Technology	32-bit Microcontrollers - MCU UC3C 64K FLASH 16K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	694In Stock	Cut Tape $13.592 $13.136 Reel $11.188	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: $13.865 3.068In Stock	Mfr. Part # AT32UC3C2512C-Z2UR Mouser Part # 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 $13.865 $13.409 $12.669 Reel $11.427	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 128K FLASH 32K SRAM AT32UC3C0128C-ALUT Microchip Technology 1: $13.113 106In Stock	Mfr. Part # AT32UC3C0128C-ALUT Mouser Part # 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	$13.113 $11.928 $11.917 $11.427 View $11.302 $11.245 $11.154 Quote	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-ALUR Microchip Technology 1: $16.314 80In Stock	Mfr. Part # AT32UC3C0256C-ALUR Mouser Part # 556-AT32UC3C0256CALR	Microchip Technology	32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	80In Stock	Cut Tape $16.314 $15.768 Reel $13.421	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: $12.475 95In Stock	Mfr. Part # AT32UC3C164C-AUR Mouser Part # 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 $12.475 $12.054 Reel $10.276 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: $19.208 2.755In Stock	Mfr. Part # AT32UC3C0512C-ALUR Mouser Part # 556-AT32UC3C0512CALR	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	2.755In Stock	Cut Tape $19.208 $18.570 Reel $15.825 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 512K FLASH 64K SRAM AT32UC3C1512C-AUR Microchip Technology 1: $17.944 1.891In Stock	Mfr. Part # AT32UC3C1512C-AUR Mouser Part # 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 $17.944 $17.351 Reel $14.788 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 AT32UC3C1512C-AUT Microchip Technology 1: $17.727 4.680In Stock	Mfr. Part # AT32UC3C1512C-AUT Mouser Part # 556-AT32UC3C1512CAUT	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	4.680In Stock	$17.727 $16.121 $14.606	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: $16.463 1.689In Stock	Mfr. Part # AT32UC3C2512C-A2UT Mouser Part # 556-AT32UC3C2512CA2T	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	1.689In Stock	$16.463 $14.981 $13.557	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 256K FLASH 64K SRAM AT32UC3C2256C-A2UR Microchip Technology 1: $14.173 609In Stock	Mfr. Part # AT32UC3C2256C-A2UR Mouser Part # 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 $14.173 $13.694 Reel $11.678	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: $13.945 522In Stock 800Expected 12/10/2026	Mfr. Part # AT32UC3C2256C-A2UT Mouser Part # 556-AT32UC3C2256CA2T	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	522In Stock 800Expected 12/10/2026	$13.945 $12.669 $11.473	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 512K FLASH 64K SRAM AT32UC3C2512C-A2UR Microchip Technology 1: $16.702 350In Stock	Mfr. Part # AT32UC3C2512C-A2UR Mouser Part # 556-AT32UC3C2512CA2R	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	350In Stock	Cut Tape $16.702 $16.132 Reel $13.728	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: $10.265 202In Stock	Mfr. Part # AT32UC3C264C-A2UT Mouser Part # 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	$10.265 $9.319 $8.442	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: $16.087 6In Stock	Mfr. Part # AT32UC3C0256C-ALUT Mouser Part # 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	$16.087 $14.628 $13.261	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 AT32UC3C0512C-ALUT Microchip Technology 1: $18.992 10In Stock 480On Order	Mfr. Part # AT32UC3C0512C-ALUT Mouser Part # 556-AT32UC3C0512CALT	Microchip Technology	32-bit Microcontrollers - MCU UC3C 512K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	10In Stock 480On Order On Order Ship Dates Mfr. #: AT32UC3C0512C-ALUT Stock: 10 Can Ship Immediately On Order: 300 Expected 10/21/2026 180 Expected 11/12/2026 Factory Lead-Time: 32 Weeks	$18.992 $17.271 $15.642	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: $12.452 306In Stock	Mfr. Part # AT32UC3C1128C-AUR Mouser Part # 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 $12.452 $12.031 Reel $10.265 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 AT32UC3C1256C-AUR Microchip Technology 1: $15.244 12In Stock 1.000Expected 1/4/2027	Mfr. Part # AT32UC3C1256C-AUR Mouser Part # 556-AT32UC3C1256CAUR	Microchip Technology	32-bit Microcontrollers - MCU UC3C 256K FLASH 64K SRAM Learn More about Microchip Technology microchip c series mcus	Datasheet	12In Stock 1.000Expected 1/4/2027	Cut Tape $15.244 $14.719 Reel $12.543 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 256K FLASH 64K SRAM AT32UC3C1256C-AUT Microchip Technology 1: $15.027 10In Stock	Mfr. Part # AT32UC3C1256C-AUT Mouser Part # 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	$15.027 $13.660 $12.384	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: $11.222 21In Stock	Mfr. Part # AT32UC3C164C-AUT Mouser Part # 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	$11.222 $10.219 $9.251	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 512k flash, 64 QFN, 85C AT32UC3C2512C-Z2UT Microchip Technology 1: $13.865 49In Stock 260Expected 12/17/2026	Mfr. Part # AT32UC3C2512C-Z2UT Mouser Part # 556-AT32UC3C2512CZ2U	Microchip Technology	32-bit Microcontrollers - MCU 512k flash, 64 QFN, 85C Learn More about Microchip Technology microchip c series mcus	Datasheet	49In Stock 260Expected 12/17/2026	$13.865 $12.612 $11.427	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 128K FLASH 32K SRAM AT32UC3C2128C-A2UT Microchip Technology 1: $11.370 2In Stock	Mfr. Part # AT32UC3C2128C-A2UT Mouser Part # 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	$11.370 $10.310 $9.342	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 128KB Flash 64QFN AT32UC3C2128C-Z2UR Microchip Technology 4.000: $9.547 Non-Stocked Lead-Time 33 Weeks	Mfr. Part # AT32UC3C2128C-Z2UR Mouser Part # 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 $9.547	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: $11.370 Non-Stocked Lead-Time 34 Weeks	Mfr. Part # AT32UC3C2128C-Z2UT Mouser Part # 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	$11.370 $10.333 $9.353	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: $11.678 Non-Stocked Lead-Time 33 Weeks	Mfr. Part # AT32UC3C2256C-Z2UR Mouser Part # 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 $11.678	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: $11.473 Non-Stocked Lead-Time 28 Weeks	Mfr. Part # AT32UC3C2256C-Z2UT Mouser Part # 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	$11.473	Min.: 260 Mult.: 260		AT32UC3C2			AVR			32 bit								Tray

C-Series AT32UC3 AVR 32-Bit MCUs

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