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SMD/SMT 256 kB 8-bit Microcontrollers - MCU

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Mounting Style = SMD/SMT Program Memory Size = 256 kB

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) 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: £5.98 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 £5.98 £5.95 £5.92 £5.88 £5.82 Reel £5.82	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: £7.00 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	£7.00 £6.43 £6.35 £5.82 £5.79	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	+ 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: £5.64 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 £5.64 £5.50 £5.20 Reel £4.70 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: £9.00 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 £9.00 £8.76 £8.31 Reel £7.48 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: £5.73 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 £5.73 £5.58 £5.57 £5.23 Reel £4.75 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: £5.63 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	£5.63 £5.16 £4.69	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: £5.54 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	£5.54 £5.09 £4.71 £4.70	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 Lapis Microcontroller (Voice Output) IC nX-U8/100 8-Bit 8.192MHz 192KB (96K x 16) FLASH ML610Q338-NNNTBZWBX ROHM Semiconductor 1: £3.70 1,000In Stock New Product	Mfr. Part No. ML610Q338-NNNTBZWBX Mouser Part No 755-ML610Q338NTBZWBX New Product	ROHM Semiconductor	8-bit Microcontrollers - MCU Lapis Microcontroller (Voice Output) IC nX-U8/100 8-Bit 8.192MHz 192KB (96K x 16) FLASH Learn More about ROHM Semiconductor rohm ml610q327 ml610q338 ml610q339 mcus	Datasheet	1,000In Stock	Cut Tape £3.70 £3.08 £2.71 £2.58 View Reel £2.24 £2.35 £2.24 Quote	Min.: 1 Mult.: 1 : 1,000		RISC	256 kB	4 kB	TQFP-52	8.4 MHz	10 bit	30 I/O	2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 256KB FLASH 4KB EE 16K SRAM 3.6V ATXMEGA256D3-AU Microchip Technology 1: £5.63 2,909In Stock	Mfr. Part No. ATXMEGA256D3-AU Mouser Part No 556-ATXMEGA256D3-AU	Microchip Technology	8-bit Microcontrollers - MCU 256KB FLASH 4KB EE 16K SRAM 3.6V	Datasheet	2,909In Stock	£5.63 £5.50	Min.: 1 Mult.: 1		AVR	256 kB	16 kB	TQFP-64	32 MHz		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 8/16 bit 1.6V-3.6V 256K+8K; Batt Backup ATXMEGA256A3B-MH Microchip Technology 1: £9.05 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	£9.05 £9.04 £8.34 £8.27 View £7.87 £7.84	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: £5.74 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 £5.74 £5.59 Reel £4.77 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 AVR 256K FLASH 4K EE 8K SRAM ADC 1.8V ATMEGA2561V-8MU Microchip Technology 1: £11.64 486In Stock	Mfr. Part No. ATMEGA2561V-8MU Mouser Part No 556-ATMEGA2561V8MU	Microchip Technology	8-bit Microcontrollers - MCU AVR 256K FLASH 4K EE 8K SRAM ADC 1.8V Learn More about Microchip Technology microchip atmega2560 mcus	Datasheet	486In Stock	£11.64 £10.67 £9.66	Min.: 1 Mult.: 1		AVR	256 kB	8 kB	MLF-64	8 MHz	10 bit	54 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega256x	Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB ATXMEGA256A3-AU Microchip Technology 1: £8.87 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	£8.87 £8.13 £7.35	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: £6.94 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	£6.94 £6.36 £5.76	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: £6.94 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	£6.94 £6.36 £5.76	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: £6.70 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	£6.70 £6.13 £5.55	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: £8.87 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	£8.87 £8.13 £7.35	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: £5.54 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	£5.54 £5.09 £4.60	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 256KB 1536 RAM 26I/O PIC18C601-I/L Microchip Technology 1: £4.82 84In Stock	Mfr. Part No. PIC18C601-I/L Mouser Part No 579-PIC18C601-I/L	Microchip Technology	8-bit Microcontrollers - MCU 256KB 1536 RAM 26I/O	Datasheet	84In Stock	£4.82 £4.64 £4.50	Min.: 1 Mult.: 1		PIC18	256 kB	1.5 kB	PLCC-68	25 MHz	10 bit	47 I/O	4.2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	PIC18(L)Cx01	Tube
8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB ATXMEGA256A3BU-MH Microchip Technology 1: £6.70 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	£6.70 £6.13 £5.55	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: £6.78 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 £6.78 £6.63 Reel £5.64 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 Lapis Microcontroller (Voice Output) IC nX-U8/100 8-Bit 8.192MHz 192KB (96K x 16) FLASH ML610Q339-NNNTBZWBX ROHM Semiconductor 1: £4.04 1,000In Stock New Product	Mfr. Part No. ML610Q339-NNNTBZWBX Mouser Part No 755-ML610Q339NTBZWBX New Product	ROHM Semiconductor	8-bit Microcontrollers - MCU Lapis Microcontroller (Voice Output) IC nX-U8/100 8-Bit 8.192MHz 192KB (96K x 16) FLASH Learn More about ROHM Semiconductor rohm ml610q327 ml610q338 ml610q339 mcus	Datasheet	1,000In Stock	Cut Tape £4.04 £3.35 £2.96 £2.82 View Reel £2.45 £2.58 £2.45 Quote	Min.: 1 Mult.: 1 : 1,000		RISC	256 kB	4 kB	TQFP-64	8.4 MHz	10 bit	42 I/O	2 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU eZ80AcclaimPlus! Connectivity ASSP Rev AC EZ80F91AZA50EK ZiLOG 1: £17.02 24In Stock 1,980On Order End of Life	Mfr. Part No. EZ80F91AZA50EK Mouser Part No 692-EZ80F91AZA50EK End of Life	ZiLOG	8-bit Microcontrollers - MCU eZ80AcclaimPlus! Connectivity ASSP Rev AC	Datasheet	24In Stock 1,980On Order On Order Ship Dates Mfr. No: EZ80F91AZA50EK Stock: 24 Can Dispatch Immediately On Order: 1,020 Expected 31/12/2026 960 TBD Factory Lead Time: 32 Weeks	£17.02 £13.58 £12.09 £11.68	Min.: 1 Mult.: 1		eZ80	256 kB	8 kB		50 MHz	No ADC	32 I/O	3 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C	EZ80F91
8-bit Microcontrollers - MCU 256kB Flash 4kB EEPROM 54 I/O Pins ATMEGA2561-16AU Microchip Technology 1: £11.64 1,462On Order	Mfr. Part No. ATMEGA2561-16AU Mouser Part No 556-ATMEGA2561-16AU	Microchip Technology	8-bit Microcontrollers - MCU 256kB Flash 4kB EEPROM 54 I/O Pins Learn More about Microchip Technology microchip atmega2560 mcus	Datasheet	1,462On Order On Order Ship Dates Mfr. No: ATMEGA2561-16AU Stock: 0 On Order: 382 Expected 16/03/2027 1,080 Expected 22/03/2027 Factory Lead Time: 21 Weeks	£11.64 £10.67 £9.66	Min.: 1 Mult.: 1		AVR	256 kB	8 kB	TQFP-64	16 MHz	10 bit	54 I/O	4.5 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega256x	Tray
8-bit Microcontrollers - MCU AVR 256K FLSH 4K EE 8K SRAM ADC 5V-16MHz ATMEGA2561-16AUR Microchip Technology 1: £11.77 3,000On Order	Mfr. Part No. ATMEGA2561-16AUR Mouser Part No 556-ATMEGA2561-16AUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 256K FLSH 4K EE 8K SRAM ADC 5V-16MHz Learn More about Microchip Technology microchip atmega2560 mcus	Datasheet	3,000On Order On Order Ship Dates Mfr. No: ATMEGA2561-16AUR Stock: 0 On Order: 1,000 Expected 25/01/2027 2,000 Expected 22/02/2027 Factory Lead Time: 37 Weeks	Cut Tape £11.77 £11.48 Reel £9.78 MouseReel Available	Min.: 1 Mult.: 1 : 1,000		AVR	256 kB	8 kB	TQFP-64	16 MHz	10 bit	54 I/O	4.5 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega256x	Reel, Cut Tape, MouseReel

SMD/SMT 256 kB 8-bit Microcontrollers - MCU

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