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256 kB Microcontrollers - MCU

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Program Memory Size = 256 kB

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Mounting Style	Package/Case	Core	Program Memory Size	Data Bus Width	ADC Resolution	Maximum Clock Frequency	Number of I/Os	Data RAM Size	Supply Voltage - Min	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Qualification	Packaging
ARM Microcontrollers - MCU MCU RA4 ARM CM4 48MHz 256K/32K QFN64 R7FA4M1AB3CNB#AA0 Renesas Electronics 1: 5,18 € 587In Stock	Mfr. Part No. R7FA4M1AB3CNB#AA0 Mouser Part No 968-R7FA4M1AB3CNBAA0	Renesas Electronics	ARM Microcontrollers - MCU MCU RA4 ARM CM4 48MHz 256K/32K QFN64 Learn More about Renesas Electronics renesas ra4m1 mcu	Datasheet	587In Stock	5,18 € 3,96 € 3,47 € 3,33 € View 3,16 € 3,15 € 3,05 € 2,98 € Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-64	ARM Cortex M4	256 kB	32 bit	14 bit	48 MHz	52 I/O	32 kB	1.6 V	5.5 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU MCU RA6T1 ARM CM4 120MHz 256K/64K QFP100 R7FA6T1AB3CFP#AA0 Renesas Electronics 1: 5,13 € 878In Stock 1.610Expected 11/11/2026	Mfr. Part No. R7FA6T1AB3CFP#AA0 Mouser Part No 968-R7FA6T1AB3CFPAA0	Renesas Electronics	ARM Microcontrollers - MCU MCU RA6T1 ARM CM4 120MHz 256K/64K QFP100 Learn More about Renesas Electronics renesas ra6t1 32 bit mcus	Datasheet	878In Stock 1.610Expected 11/11/2026	5,13 € 3,92 € 3,44 € 3,29 € 3,04 €	Min.: 1 Mult.: 1	SMD/SMT	QFP-100	ARM Cortex M4	256 kB	32 bit	12 bit	120 MHz	76 I/O	64 kB	2.7 V	3.6 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU SYNERGY MCU PLATFORM S128 256K 64LQFP R7FS128783A01CFM#AA1 Renesas Electronics 1: 6,53 € 1.658In Stock 831Expected 11/11/2026	Mfr. Part No. R7FS128783A01CFM#AA1 Mouser Part No 968-S128783A01CFMAA1	Renesas Electronics	ARM Microcontrollers - MCU SYNERGY MCU PLATFORM S128 256K 64LQFP Learn More about Renesas Electronics renesas synergy platform	Datasheet	1.658In Stock 831Expected 11/11/2026	6,53 € 5,01 € 4,39 € 4,09 € View 3,91 € 3,52 € 3,27 € 3,13 €	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M0+	256 kB	32 bit	14 bit	32 MHz	53 I/O	24 kB	1.6 V	5.5 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU SYNERGY MCU PLATFORM S3A6 256K 64QFP R7FS3A6783A01CFM#AA0 Renesas Electronics 1: 6,28 € 2.143In Stock	Mfr. Part No. R7FS3A6783A01CFM#AA0 Mouser Part No 968-S3A6783A01CFMAA0	Renesas Electronics	ARM Microcontrollers - MCU SYNERGY MCU PLATFORM S3A6 256K 64QFP Learn More about Renesas Electronics renesas synergy platform	Datasheet	2.143In Stock	6,28 € 4,83 € 4,26 € 3,97 € View 3,96 € 3,82 € 3,66 € Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-64	ARM Cortex M4	256 kB	32 bit	14 bit	48 MHz	52 I/O	32 kB	1.6 V	5.5 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU Stellaris Cortex-M3 10/100 MAC PHY CAN LM3S8970-IQC50-A2 Texas Instruments 1: 54,76 € 74In Stock NRND	Mfr. Part No. LM3S8970-IQC50-A2 Mouser Part No 868-LM3S8970-IQC50 NRND	Texas Instruments	ARM Microcontrollers - MCU Stellaris Cortex-M3 10/100 MAC PHY CAN Learn More about Texas Instruments ti processors solutions	Datasheet	74In Stock	54,76 € 45,56 € 45,16 € 42,29 € View 41,36 € Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-100	ARM Cortex M3	256 kB	32 bit	No ADC	50 MHz	46 I/O	64 kB	2.25 V	2.75 V	- 40 C	+ 85 C		Tray
16-bit Microcontrollers - MCU MCU 3/5V 256K Pb-free 100-QFP M30624FGPFP#U5C Renesas Electronics 1: 39,28 € 80In Stock NRND	Mfr. Part No. M30624FGPFP#U5C Mouser Part No 968-M30624FGPFP#U5C NRND	Renesas Electronics	16-bit Microcontrollers - MCU MCU 3/5V 256K Pb-free 100-QFP	Datasheet	80In Stock	39,28 € 32,18 € 29,48 € 28,64 €	Min.: 1 Mult.: 1	SMD/SMT	QFP-100	M16C/60	256 kB	16 bit	10 bit	24 MHz	85 I/O	20 kB	2.7 V	5.5 V	- 40 C	+ 85 C		Tray
16-bit Microcontrollers - MCU MCU 3V 256K Pb-Free 144-QFP R4F24269NVFQV Renesas Electronics 1: 23,48 € 62In Stock NRND	Mfr. Part No. R4F24269NVFQV Mouser Part No 968-R4F24269NVFQV NRND	Renesas Electronics	16-bit Microcontrollers - MCU MCU 3V 256K Pb-Free 144-QFP	Datasheet	62In Stock	23,48 € 18,37 € 17,54 € 15,76 € View 15,51 € 15,35 € Quote	Min.: 1 Mult.: 1	SMD/SMT		H8S/2600	256 kB	16 bit	10 bit	33 MHz	98 I/O	64 kB	3 V	3.6 V	- 20 C	+ 75 C		Tray
32-bit Microcontrollers - MCU 32BIT MCU RX63T 256K/24K QFP120 R5F563TBDDFA#V0 Renesas Electronics 1: 13,91 € 180In Stock NRND	Mfr. Part No. R5F563TBDDFA#V0 Mouser Part No 968-R5F563TBDDFA#V0 NRND	Renesas Electronics	32-bit Microcontrollers - MCU 32BIT MCU RX63T 256K/24K QFP120	Datasheet	180In Stock	13,91 € 10,56 € 10,13 € 8,93 € View 8,50 € 8,35 € 8,21 € Quote	Min.: 1 Mult.: 1	SMD/SMT	LQFP-120	RX	256 kB	32 bit	10 bit, 12 bit	100 MHz	72 I/O	24 kB	4 V	5.5 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU TQFP, Green, IND TEMP, CRYPTO, MRL A ATSAM4LC4BA-AU Microchip Technology 1: 6,31 € 24In Stock	Mfr. Part No. ATSAM4LC4BA-AU Mouser Part No 556-ATSAM4LC4BA-AU	Microchip Technology	ARM Microcontrollers - MCU TQFP, Green, IND TEMP, CRYPTO, MRL A Learn More about Microchip Technology atmel atsam4l	Datasheet	24In Stock	6,31 € 5,74 € 5,19 €	Min.: 1 Mult.: 1	SMD/SMT	TQFP-64	ARM Cortex M4	256 kB	32 bit	12 bit	48 MHz	43 I/O	32 kB	1.62 V	1.98 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU TQFP, Green, IND TEMP, CRYPTO, MRL A ATSAM4LS4AA-AU Microchip Technology 1: 5,49 € 30In Stock	Mfr. Part No. ATSAM4LS4AA-AU Mouser Part No 556-ATSAM4LS4AA-AU	Microchip Technology	ARM Microcontrollers - MCU TQFP, Green, IND TEMP, CRYPTO, MRL A Learn More about Microchip Technology atmel atsam4l	Datasheet	30In Stock	5,49 € 4,99 € 4,52 €	Min.: 1 Mult.: 1	SMD/SMT	TQFP-48	ARM Cortex M4	256 kB	32 bit	12 bit	48 MHz	32 I/O	32 kB	1.62 V	1.98 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU QFNGREENIND ATSAM4S4AA-MU Microchip Technology 1: 4,19 € 128In Stock	Mfr. Part No. ATSAM4S4AA-MU Mouser Part No 556-ATSAM4S4AA-MU	Microchip Technology	ARM Microcontrollers - MCU QFNGREENIND Learn More about Microchip Technology atmelsam4s	Datasheet	128In Stock	4,19 € 3,81 € 3,46 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	ARM Cortex M4	256 kB	32 bit	12 bit	120 MHz	34 I/O	64 kB	1.08 V	1.32 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU 64TQFP,85C TEMP, GREEN, 5V, 48MHZ, T&R ATSAMC20J18A-AUT Microchip Technology 1: 2,85 € 467In Stock	Mfr. Part No. ATSAMC20J18A-AUT Mouser Part No 556-ATSAMC20J18A-AUT	Microchip Technology	ARM Microcontrollers - MCU 64TQFP,85C TEMP, GREEN, 5V, 48MHZ, T&R Learn More about Microchip Technology atmel smart samc mcu	Datasheet	467In Stock	Cut Tape 2,85 € 2,74 € Reel 2,34 € MouseReel Available	Min.: 1 Mult.: 1 : 1.500	SMD/SMT	TQFP-64	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	52 I/O	32 kB	2.7 V	5.5 V	- 40 C	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32TQFP 105C, GREEN,1.6-3.6V,48MHz ATSAMD20E18A-AN Microchip Technology 1: 2,82 € 238In Stock	Mfr. Part No. ATSAMD20E18A-AN Mouser Part No 556-ATSAMD20E18A-AN	Microchip Technology	ARM Microcontrollers - MCU 32TQFP 105C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology atmel samd20 mcu	Datasheet	238In Stock	2,82 € 2,57 € 2,34 €	Min.: 1 Mult.: 1	SMD/SMT	TQFP-32	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	26 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU Cortx-M0+256KB FLASH ATSAMD20E18A-AU Microchip Technology 1: 2,70 € 259In Stock	Mfr. Part No. ATSAMD20E18A-AU Mouser Part No 556-ATSAMD20E18A-AU	Microchip Technology	ARM Microcontrollers - MCU Cortx-M0+256KB FLASH Learn More about Microchip Technology atmel samd20 mcu	Datasheet	259In Stock	2,70 € 2,47 € 2,22 €	Min.: 1 Mult.: 1	SMD/SMT	TQFP-32	ARM Cortex M0	256 kB	32 bit	12 bit	48 MHz	26 I/O	32 kB	1.62 V	1.95 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU 32QFN 105C, GREEN,1.6-3.6V,48MHz ATSAMD20E18A-MN Microchip Technology 1: 2,78 € 243In Stock	Mfr. Part No. ATSAMD20E18A-MN Mouser Part No 556-ATSAMD20E18A-MN	Microchip Technology	ARM Microcontrollers - MCU 32QFN 105C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology atmel samd20 mcu	Datasheet	243In Stock	2,78 € 2,52 € 2,30 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	26 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU 48TQFP 105C, GREEN,1.6-3.6V,48MHz ATSAMD20G18A-AN Microchip Technology 1: 2,98 € 177In Stock	Mfr. Part No. ATSAMD20G18A-AN Mouser Part No 556-ATSAMD20G18A-AN	Microchip Technology	ARM Microcontrollers - MCU 48TQFP 105C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology atmel samd20 mcu	Datasheet	177In Stock	2,98 € 2,70 € 2,53 € 2,52 €	Min.: 1 Mult.: 1	SMD/SMT	TQFP-48	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	38 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21E18A-MF Microchip Technology 1: 3,67 € 119In Stock	Mfr. Part No. ATSAMD21E18A-MF Mouser Part No 556-ATSAMD21E18A-MF	Microchip Technology	ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	119In Stock	3,67 € 3,33 € 3,02 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	26 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21E18A-MFT Microchip Technology 1: 3,74 € 1.002In Stock	Mfr. Part No. ATSAMD21E18A-MFT Mouser Part No 556-ATSAMD21E18A-MFT	Microchip Technology	ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	1.002In Stock	Cut Tape 3,74 € 3,61 € Reel 3,08 € MouseReel Available	Min.: 1 Mult.: 1 : 5.000	SMD/SMT	QFN-32	ARM Cortex M0+	256 kB	32 bit	12 bit	48 MHz	26 I/O	32 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU CM4, QFN 64, 256KFlash,Tray, USB,Extended Temp ATSAMD51J18A-MF Microchip Technology 1: 4,95 € 83In Stock	Mfr. Part No. ATSAMD51J18A-MF Mouser Part No 556-ATSAMD51J18A-MF	Microchip Technology	ARM Microcontrollers - MCU CM4, QFN 64, 256KFlash,Tray, USB,Extended Temp Learn More about Microchip Technology microchip sam d5 e5	Datasheet	83In Stock	4,95 € 4,54 € 4,11 €	Min.: 1 Mult.: 1	SMD/SMT	VQFN-64	ARM Cortex M4F	256 kB	32 bit	12 bit	120 MHz	51 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU CM4, QFN 64, 256KFlash,Tray, USB,Ethernet,Extended Temp ATSAME53J18A-MF Microchip Technology 1: 5,57 € 203In Stock	Mfr. Part No. ATSAME53J18A-MF Mouser Part No 556-ATSAME53J18A-MF	Microchip Technology	ARM Microcontrollers - MCU CM4, QFN 64, 256KFlash,Tray, USB,Ethernet,Extended Temp Learn More about Microchip Technology microchip sam e5 mcu	Datasheet	203In Stock	5,57 € 5,10 € 4,64 €	Min.: 1 Mult.: 1	SMD/SMT	VQFN-64	ARM Cortex M4F	256 kB	32 bit	12 bit	120 MHz	51 I/O	128 kB	1.71 V	3.6 V	- 40 C	+ 125 C	AEC-Q100	Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB ATXMEGA256A3-MH Microchip Technology 1: 10,16 € 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	10,16 € 9,31 € 8,42 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-64	AVR	256 kB	8 bit/16 bit	12 bit	32 MHz	50 I/O	16 kB	1.6 V	3.6 V	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU 256K FLASH;4K EE;16K SRAM;1.6-3.6V;32MHz ATXMEGA256D3-MH Microchip Technology 1: 6,35 € 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	6,35 € 5,83 € 5,27 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-64	AVR	256 kB	8 bit/16 bit	12 bit	32 MHz	50 I/O	16 kB	1.6 V	3.6 V	- 40 C	+ 85 C		Tray
16-bit Microcontrollers - MCU 16 Bit MCU, 16 MIPS 256KB Flash XLP, LCD PIC24FJ256GA406-I/MR Microchip Technology 1: 5,52 € 232In Stock	Mfr. Part No. PIC24FJ256GA406-I/MR Mouser Part No 579-24FJ256GA406I/MR	Microchip Technology	16-bit Microcontrollers - MCU 16 Bit MCU, 16 MIPS 256KB Flash XLP, LCD Learn More about Microchip Technology microchip pic24fj	Datasheet	232In Stock	5,52 € 5,07 € 4,59 €	Min.: 1 Mult.: 1	SMD/SMT	QFN-64	PIC24F	256 kB	16 bit	10 bit, 12 bit	32 MHz	53 I/O	16 kB	2 V	3.6 V	- 40 C	+ 85 C		Tube
16-bit Microcontrollers - MCU 16 Bit MCU, 16 MIPS 256KB Flash XLP, LCD PIC24FJ256GA406-I/PT Microchip Technology 1: 5,56 € 96In Stock 320Expected 11/9/2026	Mfr. Part No. PIC24FJ256GA406-I/PT Mouser Part No 579-24FJ256GA406I/PT	Microchip Technology	16-bit Microcontrollers - MCU 16 Bit MCU, 16 MIPS 256KB Flash XLP, LCD Learn More about Microchip Technology microchip pic24fj	Datasheet	96In Stock 320Expected 11/9/2026	5,56 € 5,10 € 4,63 €	Min.: 1 Mult.: 1	SMD/SMT	TQFP-64	PIC24F	256 kB	16 bit	10 bit, 12 bit	32 MHz	53 I/O	16 kB	2 V	3.6 V	- 40 C	+ 85 C		Tray
32-bit Microcontrollers - MCU 256KB Flash 64KB RAM 50MHz, 10-bit ADC PIC32MX170F256B-50I/SO Microchip Technology 1: 4,48 € 174In Stock	Mfr. Part No. PIC32MX170F256B-50I/SO Mouser Part No 579-32MX170F256B5ISO	Microchip Technology	32-bit Microcontrollers - MCU 256KB Flash 64KB RAM 50MHz, 10-bit ADC Learn More about Microchip Technology microchip pic32mx mcu	Datasheet	174In Stock	4,48 € 4,11 € 3,72 €	Min.: 1 Mult.: 1	SMD/SMT	SOIC-28	MIPS32 M4K	256 kB	32 bit	10 bit	50 MHz	21 I/O	64 kB	2.3 V	3.6 V	- 40 C	+ 85 C		Tube