.hide-partial { max-height: none; } .show-more { display: none; }

12 bit 256 kB 8-bit Microcontrollers - MCU

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 19

Applied Filters:

ADC Resolution = 12 bit Program Memory Size = 256 kB

Package/Case

Number of I/Os

Data Bus Width

Maximum Operating Temperature

Series

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	Core	Program Memory Size	Data RAM Size	Package/Case	Maximum Clock Frequency	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Mounting Style	Data Bus Width	Minimum Operating Temperature	Maximum Operating Temperature	Series	Packaging
8-bit Microcontrollers - MCU 64 IND TEMP, GREEN, 1.6-3.6V T&R ATXMEGA256A3U-AUR Microchip Technology 1: $10.83 3,233In Stock	Mfr. Part No. ATXMEGA256A3U-AUR Mouser Part No 556-ATXMEGA256A3UAUR	Microchip Technology	8-bit Microcontrollers - MCU 64 IND TEMP, GREEN, 1.6-3.6V T&R	Datasheet	3,233In Stock	Cut Tape $10.83 $10.77 $10.72 $10.66 $10.10 Reel $9.75	Min.: 1 Mult.: 1 : 1,000		AVR	256 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	Reel, Cut Tape
8-bit Microcontrollers - MCU 64 TQFP, 105C TEMP, GREEN, 1.6-3.6V ATXMEGA256A3U-AN Microchip Technology 1: $12.69 3,653In Stock	Mfr. Part No. ATXMEGA256A3U-AN Mouser Part No 556-ATXMEGA256A3U-AN	Microchip Technology	8-bit Microcontrollers - MCU 64 TQFP, 105C TEMP, GREEN, 1.6-3.6V	Datasheet	3,653In Stock	$12.69 $11.64 $11.49 $10.54 $10.47	Min.: 1 Mult.: 1		AVR	256 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	+ 105 C	XMEGA A3U	Tray
8-bit Microcontrollers - MCU 256KB FL 4KB EE 16K SRAM IND 1.6-3.6V ATXMEGA256D3-MHR Microchip Technology 1: $10.21 2,933In Stock	Mfr. Part No. ATXMEGA256D3-MHR Mouser Part No 556-ATXMEGA256D3-MHR	Microchip Technology	8-bit Microcontrollers - MCU 256KB FL 4KB EE 16K SRAM IND 1.6-3.6V	Datasheet	2,933In Stock	Cut Tape $10.21 $9.97 $9.42 Reel $8.50 MouseReel Available	Min.: 1 Mult.: 1 : 4,000		AVR	256 kB	16 kB	VQFN-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	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 256KB FL 4KB EE 16K SRAM IND 1.6-3.6V ATXMEGA256A3-AUR Microchip Technology 1: $16.31 1,346In Stock	Mfr. Part No. ATXMEGA256A3-AUR Mouser Part No 556-ATXMEGA256A3-AUR	Microchip Technology	8-bit Microcontrollers - MCU 256KB FL 4KB EE 16K SRAM IND 1.6-3.6V	Datasheet	1,346In Stock	Cut Tape $16.31 $15.88 $15.06 Reel $13.55 MouseReel Available	Min.: 1 Mult.: 1 : 1,000		AVR	256 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 A3	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 64TQF IND TEMP GREEN 1.6-3.6V ATXMEGA256C3-AUR Microchip Technology 1: $10.38 988In Stock	Mfr. Part No. ATXMEGA256C3-AUR Mouser Part No 556-ATXMEGA256C3-AUR	Microchip Technology	8-bit Microcontrollers - MCU 64TQF IND TEMP GREEN 1.6-3.6V	Datasheet	988In Stock	Cut Tape $10.38 $10.10 $10.09 $9.48 Reel $8.61 MouseReel Available	Min.: 1 Mult.: 1 : 1,000		AVR	256 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 C3	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8/16-bit AVR 256K Flash ATXMEGA256C3-AU Microchip Technology 1: $10.20 147In Stock	Mfr. Part No. ATXMEGA256C3-AU Mouser Part No 556-ATXMEGA256C3-AU	Microchip Technology	8-bit Microcontrollers - MCU 8/16-bit AVR 256K Flash	Datasheet	147In Stock	$10.20 $9.34 $8.49	Min.: 1 Mult.: 1		AVR	256 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	+ 105 C	XMEGA C3	Tray
8-bit Microcontrollers - MCU 8/16-bit AVR 256K Flash ATXMEGA256C3-MH Microchip Technology 1: $10.04 1,096In Stock	Mfr. Part No. ATXMEGA256C3-MH Mouser Part No 556-ATXMEGA256C3-MH	Microchip Technology	8-bit Microcontrollers - MCU 8/16-bit AVR 256K Flash	Datasheet	1,096In Stock	$10.04 $9.22 $8.53 $8.51	Min.: 1 Mult.: 1		AVR	256 kB	16 kB	VQFN-64	32 MHz	12 bit	50 I/O	1.6 V	3.6 V	SMD/SMT	8 bit/16 bit	- 40 C	+ 105 C	XMEGA C3	Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256K+8K; Batt Backup ATXMEGA256A3B-MH Microchip Technology 1: $16.40 524In Stock	Mfr. Part No. ATXMEGA256A3B-MH Mouser Part No 556-ATXMEGA256A3B-MH	Microchip Technology	8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256K+8K; Batt Backup Learn More about Microchip Technology atmel_xmega	Datasheet	524In Stock	$16.40 $16.39 $15.11 $14.97 View $14.27 $14.20	Min.: 1 Mult.: 1		AVR	256 kB	16 kB	QFN-64	32 MHz	12 bit	49 I/O	1.6 V	3.6 V	SMD/SMT	8 bit/16 bit	- 40 C	+ 85 C	XMEGA A3B	Tray
8-bit Microcontrollers - MCU 256KB FL 4KB EE 16K SRAM IND 1.6-3.6V ATXMEGA256D3-AUR Microchip Technology 1: $10.39 602In Stock	Mfr. Part No. ATXMEGA256D3-AUR Mouser Part No 556-ATXMEGA256D3-AUR	Microchip Technology	8-bit Microcontrollers - MCU 256KB FL 4KB EE 16K SRAM IND 1.6-3.6V	Datasheet	602In Stock	Cut Tape $10.39 $10.12 Reel $8.64 MouseReel Available	Min.: 1 Mult.: 1 : 1,000		AVR	256 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 D3	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB ATXMEGA256A3-AU Microchip Technology 1: $16.06 337In Stock	Mfr. Part No. ATXMEGA256A3-AU Mouser Part No 556-ATXMEGA256A3-AU	Microchip Technology	8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB Learn More about Microchip Technology atmel_xmega	Datasheet	337In Stock	$16.06 $14.73 $13.31	Min.: 1 Mult.: 1		AVR	256 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 A3	Tray
8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB ATXMEGA256A3BU-AU Microchip Technology 1: $12.57 193In Stock 360Expected 17/5/2027	Mfr. Part No. ATXMEGA256A3BU-AU Mouser Part No 556-ATXMEGA256A3BUAU	Microchip Technology	8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB	Datasheet	193In Stock 360Expected 17/5/2027	$12.57 $11.52 $10.43	Min.: 1 Mult.: 1		AVR	256 kB	16 kB	TQFP-64	32 MHz	12 bit	47 I/O	1.6 V	3.6 V	SMD/SMT	8 bit/16 bit	- 40 C	+ 85 C	XMEGA A3BU	Tray
8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB ATXMEGA256A3U-AU Microchip Technology 1: $12.57 460In Stock	Mfr. Part No. ATXMEGA256A3U-AU Mouser Part No 556-ATXMEGA256A3U-AU	Microchip Technology	8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB	Datasheet	460In Stock	$12.57 $11.52 $10.43	Min.: 1 Mult.: 1		AVR	256 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 AVR8 256KB FLSH 16KB ATXMEGA256A3U-MH Microchip Technology 1: $12.13 867In Stock 7,800Expected 3/11/2026	Mfr. Part No. ATXMEGA256A3U-MH Mouser Part No 556-ATXMEGA256A3U-MH	Microchip Technology	8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB	Datasheet	867In Stock 7,800Expected 3/11/2026	$12.13 $11.10 $10.06	Min.: 1 Mult.: 1		AVR	256 kB	16 kB	QFN-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 256KB + 8KB ATXMEGA256A3-MH Microchip Technology 1: $16.06 42In Stock	Mfr. Part No. ATXMEGA256A3-MH Mouser Part No 556-ATXMEGA256A3-MH	Microchip Technology	8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB Learn More about Microchip Technology atmel_xmega	Datasheet	42In Stock	$16.06 $14.73 $13.31	Min.: 1 Mult.: 1		AVR	256 kB	16 kB	QFN-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 256K FLASH;4K EE;16K SRAM;1.6-3.6V;32MHz ATXMEGA256D3-MH Microchip Technology 1: $10.04 5In Stock	Mfr. Part No. ATXMEGA256D3-MH Mouser Part No 556-ATXMEGA256D3-MH	Microchip Technology	8-bit Microcontrollers - MCU 256K FLASH;4K EE;16K SRAM;1.6-3.6V;32MHz	Datasheet	5In Stock	$10.04 $9.22 $8.34	Min.: 1 Mult.: 1		AVR	256 kB	16 kB	QFN-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 256KB FLSH 16KB ATXMEGA256A3BU-MH Microchip Technology 1: $12.13 11In Stock 260Expected 25/3/2027	Mfr. Part No. ATXMEGA256A3BU-MH Mouser Part No 556-ATXMEGA256A3BUMH	Microchip Technology	8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB	Datasheet	11In Stock 260Expected 25/3/2027	$12.13 $11.10 $10.06	Min.: 1 Mult.: 1		AVR	256 kB	16 kB	QFN-64	32 MHz	12 bit	47 I/O	1.6 V	3.6 V	SMD/SMT	8 bit/16 bit	- 40 C	+ 85 C	XMEGA A3BU	Tray
8-bit Microcontrollers - MCU AVR XMEGA 256KB FLSH 4KB EE 16K-64QFN ATXMEGA256A3BU-MHR Microchip Technology 1: $12.29 534In Stock	Mfr. Part No. ATXMEGA256A3BU-MHR Mouser Part No 556-XMEGA256A3BU-MHR	Microchip Technology	8-bit Microcontrollers - MCU AVR XMEGA 256KB FLSH 4KB EE 16K-64QFN	Datasheet	534In Stock	Cut Tape $12.29 $12.01 Reel $10.21 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	No	AVR	256 kB	16 kB	VQFN-64	32 MHz	12 bit	47 I/O	1.6 V	3.6 V	SMD/SMT	8 bit/16 bit	- 40 C	+ 85 C	XMEGA A3BU	Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 256KB FL 4KB EE 16K SRAM IND 1.6-3.6V ATXMEGA256A3-MHR Microchip Technology 4,000: $13.55 Non-Stocked Lead-Time 11 Weeks	Mfr. Part No. ATXMEGA256A3-MHR Mouser Part No 556-ATXMEGA256A3-MHR	Microchip Technology	8-bit Microcontrollers - MCU 256KB FL 4KB EE 16K SRAM IND 1.6-3.6V	Datasheet	Non-Stocked Lead-Time 11 Weeks	Reel $13.55	Min.: 4,000 Mult.: 4,000 : 4,000		AVR	256 kB	16 kB	QFN-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	Reel
8-bit Microcontrollers - MCU 64QFN IND TEMP GREEN 1.6-3.6V ATXMEGA256C3-MHR Microchip Technology 4,000: $8.43 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. ATXMEGA256C3-MHR Mouser Part No 556-ATXMEGA256C3-MHR	Microchip Technology	8-bit Microcontrollers - MCU 64QFN IND TEMP GREEN 1.6-3.6V	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel $8.43	Min.: 4,000 Mult.: 4,000 : 4,000		AVR	256 kB	16 kB	QFN-64	32 MHz	12 bit	50 I/O	1.6 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	XMEGA C3	Reel

12 bit 256 kB 8-bit Microcontrollers - MCU

Applied Filters:

Customer Service Office

Company

Resources

Support