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12 bit 256 kB 8-bit Microcontrollers - MCU

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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	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: $7.96 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 $7.96 $7.92 $7.88 $7.84 $7.43 Reel $7.17	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: $9.33 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	$9.33 $8.56 $8.45 $7.75 $7.70	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: $7.51 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 $7.51 $7.33 $6.93 Reel $6.25 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: $11.99 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 $11.99 $11.68 $11.07 Reel $9.96 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 8/16-bit AVR 256K Flash ATXMEGA256C3-AU Microchip Technology 1: $7.50 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	$7.50 $6.87 $6.24	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: $7.38 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	$7.38 $6.78 $6.27 $6.26	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 64TQF IND TEMP GREEN 1.6-3.6V ATXMEGA256C3-AUR Microchip Technology 1: $7.63 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 $7.63 $7.43 $7.42 $6.97 Reel $6.33 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 1.6V-3.6V 256K+8K; Batt Backup ATXMEGA256A3B-MH Microchip Technology 1: $12.06 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	$12.06 $12.05 $11.11 $11.01 View $10.49 $10.44	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: $7.64 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 $7.64 $7.44 Reel $6.35 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: $11.81 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	$11.81 $10.83 $9.79	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: $9.24 193In Stock 360Expected 17/05/2027	Mfr. Part No. ATXMEGA256A3BU-AU Mouser Part No 556-ATXMEGA256A3BUAU	Microchip Technology	8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB	Datasheet	193In Stock 360Expected 17/05/2027	$9.24 $8.47 $7.67	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: $9.24 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	$9.24 $8.47 $7.67	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: $8.92 867In Stock 7,800Expected 03/11/2026	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 03/11/2026	$8.92 $8.16 $7.40	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: $11.81 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	$11.81 $10.83 $9.79	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: $7.38 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	$7.38 $6.78 $6.13	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: $8.92 11In Stock 260Expected 25/03/2027	Mfr. Part No. ATXMEGA256A3BU-MH Mouser Part No 556-ATXMEGA256A3BUMH	Microchip Technology	8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB	Datasheet	11In Stock 260Expected 25/03/2027	$8.92 $8.16 $7.40	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: $9.04 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 $9.04 $8.83 Reel $7.51 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: $9.96 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 $9.96	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: $6.20 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 $6.20	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

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