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256 kB Embedded Processors & Controllers

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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	Mounting Style	Package/Case	Core	Number of I/Os	Data Bus Width	ADC Resolution
16-bit Microcontrollers - MCU 16B 256KB FL 32KBR 60MHz 28P OpAmps PIC24EP256MC202-I/MM Microchip Technology 1: £3.16 275In Stock	Mfr. Part No. PIC24EP256MC202-I/MM Mouser Part No 579-PIC24256MC202IMM	Microchip Technology	16-bit Microcontrollers - MCU 16B 256KB FL 32KBR 60MHz 28P OpAmps Learn More about Microchip Technology microchip dspic33e dscs pic24e mcus	Datasheet	275In Stock	£3.16 £3.15 £2.88 £2.62	Min.: 1 Mult.: 1		SMD/SMT	QFN-28	PIC24E	21 I/O	16 bit	10 bit, 12 bit
32-bit Microcontrollers - MCU 256KB Flash 32KBRAM 80MHz 10B ADC DMA PIC32MX460F256L-80I/PT Microchip Technology 1: £6.39 74In Stock	Mfr. Part No. PIC32MX460F256L-80I/PT Mouser Part No 579-PIC324F256L80IPT	Microchip Technology	32-bit Microcontrollers - MCU 256KB Flash 32KBRAM 80MHz 10B ADC DMA Learn More about Microchip Technology microchip pic32mx mcu	Datasheet	74In Stock	£6.39 £5.86 £5.31	Min.: 1 Mult.: 1		SMD/SMT	TQFP-100	MIPS32 M4K	81 I/O	32 bit	10 bit
32-bit Microcontrollers - MCU 256KB Flash 64KB USB 1xCAN PIC32MX575F256L-80I/PT Microchip Technology 1: £7.62 5In Stock 357Expected 17/11/2026	Mfr. Part No. PIC32MX575F256L-80I/PT Mouser Part No 579-PIC32MX575F256PT	Microchip Technology	32-bit Microcontrollers - MCU 256KB Flash 64KB USB 1xCAN Learn More about Microchip Technology microchip pic32mxx mcus	Datasheet	5In Stock 357Expected 17/11/2026	£7.62 £6.98 £6.33	Min.: 1 Mult.: 1		SMD/SMT	TQFP-100	MIPS32 M4K	85 I/O	32 bit	10 bit
32-bit Microcontrollers - MCU 256KB Flash 64KB USB ENET PIC32MX675F256L-80I/PT Microchip Technology 1: £7.96 15In Stock	Mfr. Part No. PIC32MX675F256L-80I/PT Mouser Part No 579-PIC32MX675F256L	Microchip Technology	32-bit Microcontrollers - MCU 256KB Flash 64KB USB ENET Learn More about Microchip Technology microchip pic32mxx mcus	Datasheet	15In Stock	£7.96 £7.30 £6.61	Min.: 1 Mult.: 1		SMD/SMT	TQFP-100	MIPS32 M4K	83 I/O	32 bit	10 bit
Digital Signal Processors & Controllers - DSP, DSC 16 Bit DSC, 256KB Flash, 24KB RAM, 100MHz, 36Pin, 3 OpAmp, 3 Comp, PTG dsPIC33CK256MP203-I/M5 Microchip Technology 1: £1.79 53In Stock 365Expected 16/11/2026	Mfr. Part No. dsPIC33CK256MP203-I/M5 Mouser Part No 579-PIC33CK256MP203I	Microchip Technology	Digital Signal Processors & Controllers - DSP, DSC 16 Bit DSC, 256KB Flash, 24KB RAM, 100MHz, 36Pin, 3 OpAmp, 3 Comp, PTG Learn More about Microchip Technology microchip dspic33ck 16bit dscs	Datasheet	53In Stock 365Expected 16/11/2026	£1.79 £1.62 £1.48	Min.: 1 Mult.: 1		SMD/SMT	UQFN-36	dsPIC33C		16 bit
Digital Signal Processors & Controllers - DSP, DSC dsPIC33C 100MHz, 256K Dual Panel Flash, 24K RAM, CAN-FD, OpAmps, 12bit ADCs, PWM dsPIC33CK256MP502-I/SS Microchip Technology 1: £1.56 321In Stock	Mfr. Part No. dsPIC33CK256MP502-I/SS Mouser Part No 579-PIC33CK256MP502I	Microchip Technology	Digital Signal Processors & Controllers - DSP, DSC dsPIC33C 100MHz, 256K Dual Panel Flash, 24K RAM, CAN-FD, OpAmps, 12bit ADCs, PWM Learn More about Microchip Technology microchip dspic33ck 16bit dscs	Datasheet	321In Stock	£1.56 £1.42 £1.29	Min.: 1 Mult.: 1		SMD/SMT	SSOP-28	dsPIC33C		16 bit
Digital Signal Processors & Controllers - DSP, DSC 16 Bit DSC, 256KB Flash, 24KB RAM, 100MHz, 64Pin, 3 OpAmp, 3 Comp, PTG, CAN-FD DSPIC33CK256MP506-E/PT Microchip Technology 1: £1.90 273In Stock	Mfr. Part No. DSPIC33CK256MP506-E/PT Mouser Part No 579-PIC33CK256MP506E	Microchip Technology	Digital Signal Processors & Controllers - DSP, DSC 16 Bit DSC, 256KB Flash, 24KB RAM, 100MHz, 64Pin, 3 OpAmp, 3 Comp, PTG, CAN-FD Learn More about Microchip Technology microchip dspic33ck 16bit dscs	Datasheet	273In Stock	£1.90 £1.74 £1.58	Min.: 1 Mult.: 1		SMD/SMT	TQFP-64	dsPIC33CK		16 bit
ARM Microcontrollers - MCU IOT-PSOC6 CY8C6244AZI-S4D92 Infineon Technologies 1: £4.71 297In Stock	Mfr. Part No. CY8C6244AZI-S4D92 Mouser Part No 727-CY8C6244AZIS4D92	Infineon Technologies	ARM Microcontrollers - MCU IOT-PSOC6 Learn More about Infineon Technologies infineon psoc 62 mcus	Datasheet	297In Stock	£4.71 £3.61 £3.17 £2.95 View £2.76 £2.66 Quote	Min.: 1 Mult.: 1		SMD/SMT	TQFP-64	ARM Cortex M0+, ARM Cortex M4	54 I/O	32 bit	12 bit
SoC FPGA Not Recommended for New Design. Use M2S060. M2S050-FGG484 Microchip Technology 1: £88.57 27In Stock End of Life	Mfr. Part No. M2S050-FGG484 Mouser Part No 494-M2S050-FGG484 End of Life	Microchip Technology	SoC FPGA Not Recommended for New Design. Use M2S060. Learn More about Microchip Technology microchip smartfusion2 fpga	Datasheet	27In Stock	£88.57 £87.28 View Quote	Min.: 1 Mult.: 1		SMD/SMT	FPBGA-484	ARM Cortex M3	267 I/O
ARM Microcontrollers - MCU TQFP, Green, IND TEMP, CRYPTO, MRL A ATSAM4LS4CA-AU Microchip Technology 1: £5.38 1,205In Stock 1,800Expected 19/11/2026	Mfr. Part No. ATSAM4LS4CA-AU Mouser Part No 556-ATSAM4LS4CA-AU	Microchip Technology	ARM Microcontrollers - MCU TQFP, Green, IND TEMP, CRYPTO, MRL A Learn More about Microchip Technology atmel atsam4l	Datasheet	1,205In Stock 1,800Expected 19/11/2026	£5.38 £4.89 £4.43	Min.: 1 Mult.: 1	No	SMD/SMT	TQFP-100	ARM Cortex M4	80 I/O	32 bit	12 bit
ARM Microcontrollers - MCU WLCSP64, IND TEMP GREEN, 1.6-3.6V, 48MHz ATSAML21J18B-UUT Microchip Technology 5,000: £4.48 15,000In Stock Factory Special Order	Mfr. Part No. ATSAML21J18B-UUT Mouser Part No 556-ATSAML21J18B-UUT Factory Special Order	Microchip Technology	ARM Microcontrollers - MCU WLCSP64, IND TEMP GREEN, 1.6-3.6V, 48MHz	Datasheet	15,000In Stock	Reel £4.48	Min.: 5,000 Mult.: 5,000 : 5,000		SMD/SMT	WLCSP-64	ARM Cortex M0	51 I/O	32 bit	12 bit
16-bit Microcontrollers - MCU Extended temperature 25-MHz MCU with 256 M430F5438AMGCARET Texas Instruments 1: £12.74 951In Stock	Mfr. Part No. M430F5438AMGCARET Mouser Part No 595-430F5438AMGCARET	Texas Instruments	16-bit Microcontrollers - MCU Extended temperature 25-MHz MCU with 256 Learn More about Texas Instruments ti msp430f541xa msp430f543xa mcus	Datasheet	951In Stock	Cut Tape £12.74 £9.68 £9.28 £8.18 View Reel £7.31 £7.77 £7.52 £7.32 £7.31 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,500	No	SMD/SMT	NFBGA-113	MSP430	87 I/O	16 bit	12 bit
16-bit Microcontrollers - MCU Extended temperature 25-MHz MCU with 256 M430F5438AQGCARET Texas Instruments 1: £11.24 2,400In Stock	Mfr. Part No. M430F5438AQGCARET Mouser Part No 595-430F5438AQGCARET	Texas Instruments	16-bit Microcontrollers - MCU Extended temperature 25-MHz MCU with 256 Learn More about Texas Instruments ti ads131m03 delta sigma adc	Datasheet	2,400In Stock	Cut Tape £11.24 £8.54 £8.18 £7.21 View Reel £6.13 £6.85 £6.63 £6.42 £6.13 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,500	No	SMD/SMT	NFBGA-113	MSP430	87 I/O	16 bit	12 bit
Digital Signal Processors & Controllers - DSP, DSC C2000 32-bit MCU wi th 150 MHz 256 KB f TMS320F2812GBBS Texas Instruments 1: £41.26 159In Stock	Mfr. Part No. TMS320F2812GBBS Mouser Part No 595-TMS320F2812GBBS	Texas Instruments	Digital Signal Processors & Controllers - DSP, DSC C2000 32-bit MCU wi th 150 MHz 256 KB f Learn More about Texas Instruments ti tms320f2812 dsc	Datasheet	159In Stock	£41.26 £33.88 £31.38 £29.93 View £29.82 Quote	Min.: 1 Mult.: 1	No	SMD/SMT	NFBGA-179	C28x	56 I/O
32-bit Microcontrollers - MCU MCF51AC 32-bit MCU, ColdFire V1 core, 256KB Flash, 50MHz, QFP 64 MCF51AC256AVPUE NXP Semiconductors 1: £18.97 382In Stock End of Life	Mfr. Part No. MCF51AC256AVPUE Mouser Part No 841-MCF51AC256AVPUE End of Life	NXP Semiconductors	32-bit Microcontrollers - MCU MCF51AC 32-bit MCU, ColdFire V1 core, 256KB Flash, 50MHz, QFP 64	Datasheet	382In Stock	£18.97 £14.92 £14.19 £12.92 View £12.52 £12.01 £11.81 Quote	Min.: 1 Mult.: 1		SMD/SMT	LQFP-64	ColdFire V1	54 I/O	32 bit	12 bit
32-bit Microcontrollers - MCU MCF51AC 32-bit MCU, ColdFire V1 core, 256KB Flash, 50MHz, QFP 80 MCF51AC256BCLKE NXP Semiconductors 1: £18.64 119In Stock 450Expected 16/11/2026 End of Life	Mfr. Part No. MCF51AC256BCLKE Mouser Part No 841-MCF51AC256BCLKE End of Life	NXP Semiconductors	32-bit Microcontrollers - MCU MCF51AC 32-bit MCU, ColdFire V1 core, 256KB Flash, 50MHz, QFP 80	Datasheet	119In Stock 450Expected 16/11/2026	£18.64 £14.58 £13.92 £12.65 View £11.61 £11.31 £11.07 Quote	Min.: 1 Mult.: 1		SMD/SMT	LQFP-80	ColdFire V1	69 I/O	32 bit	12 bit
32-bit Microcontrollers - MCU MCF51JE 32-bit MCU, ColdFire V1 core, 256KB Flash, 50MHz, QFP 100 MCF51JE256VLL NXP Semiconductors 1: £16.17 151In Stock End of Life	Mfr. Part No. MCF51JE256VLL Mouser Part No 841-MCF51JE256VLL End of Life	NXP Semiconductors	32-bit Microcontrollers - MCU MCF51JE 32-bit MCU, ColdFire V1 core, 256KB Flash, 50MHz, QFP 100 Learn More about NXP Semiconductors freescaleflexisje	Datasheet	151In Stock	£16.17 £13.07 £12.53 £11.03 View £9.67 £9.46 £9.29 Quote	Min.: 1 Mult.: 1		SMD/SMT	LQFP-100	ColdFire V1	65 I/O	32 bit	12 bit
ARM Microcontrollers - MCU CORTEX M4F 96MHZ ME11, TQFN 3X3 MAX32660GTG+ Analog Devices / Maxim Integrated 1: £5.07 414In Stock	Mfr. Part No. MAX32660GTG+ Mouser Part No 700-MAX32660GTG+	Analog Devices / Maxim Integrated	ARM Microcontrollers - MCU CORTEX M4F 96MHZ ME11, TQFN 3X3 Learn More about Analog Devices / Maxim Integrated maxim max32660 mcu	Datasheet	414In Stock	£5.07 £3.48 £3.25 £2.86 View £2.71 £2.28 £2.10 £2.07 Quote	Min.: 1 Mult.: 1		SMD/SMT	TQFN-24	ARM Cortex M4	14 I/O	32 bit	No ADC
ARM Microcontrollers - MCU High-performance Arm Cortex-M33 MCU 256-Kbyte Flash 272-Kbyte RAM 250 MHz CPU STMicroelectronics STM32H523ZCJ6 STM32H523ZCJ6 STMicroelectronics 1: £5.23 168In Stock	Mfr. Part No. STM32H523ZCJ6 Mouser Part No 511-STM32H523ZCJ6	STMicroelectronics	ARM Microcontrollers - MCU High-performance Arm Cortex-M33 MCU 256-Kbyte Flash 272-Kbyte RAM 250 MHz CPU Learn More about STMicroelectronics stm stm32h5 mcus	Datasheet	168In Stock	£5.23 £4.01 £3.52 £3.36 View £3.33 £3.03 £2.92 £2.87 Quote	Min.: 1 Mult.: 1		SMD/SMT	UFBGA-144	ARM Cortex M33		32 bit	12 bit
ARM Microcontrollers - MCU LPC55S16JEV59 NXP Semiconductors LPC55S16JEV59E LPC55S16JEV59E NXP Semiconductors 1: £5.83 465In Stock	Mfr. Part No. LPC55S16JEV59E Mouser Part No 771-LPC55S16JEV59E	NXP Semiconductors	ARM Microcontrollers - MCU LPC55S16JEV59	Datasheet	465In Stock	£5.83 £4.51 £3.98 £3.82 View £3.54 £3.45 £3.40	Min.: 1 Mult.: 1		SMD/SMT	VFBGA-59	ARM Cortex M33	37 I/O	32 bit	16 bit
ARM Microcontrollers - MCU XMC4000 Infineon Technologies XMC4200F64F256BAXQMA1 XMC4200F64F256BAXQMA1 Infineon Technologies 1: £5.98 599In Stock	Mfr. Part No. XMC4200F64F256BAXQMA1 Mouser Part No 726-XMC4200F64F256BA	Infineon Technologies	ARM Microcontrollers - MCU XMC4000 Learn More about Infineon Technologies infineon xmc4000 mcus	Datasheet	599In Stock	£5.98 £4.61 £4.09 £3.84 View £3.78 £3.59 £3.58 Quote	Min.: 1 Mult.: 1		SMD/SMT	TQFP-64	ARM Cortex M4	35 I/O	32 bit/16 bit	12 bit
32-bit Microcontrollers - MCU C2000 32-bit MCU wi th 120 MHz 128-KB f F2800135PMR Texas Instruments 1: £3.36 426In Stock	Mfr. Part No. F2800135PMR Mouser Part No 595-F2800135PMR	Texas Instruments	32-bit Microcontrollers - MCU C2000 32-bit MCU wi th 120 MHz 128-KB f Learn More about Texas Instruments ti tms320f280013x 32 bit mcus	Datasheet	426In Stock	Cut Tape £3.36 £2.55 £2.23 £2.12 Reel £1.85 View £1.95 £1.84 £1.80 MouseReel Available	Min.: 1 Mult.: 1 : 1,000		SMD/SMT	LQFP-64	C28x		32 bit	2 x 12 bit
SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 27.6KLEs M2S025-VFG256I Microchip Technology 1: £69.99 5In Stock 238Expected 11/11/2026	Mfr. Part No. M2S025-VFG256I Mouser Part No 494-M2S025-VFG256I	Microchip Technology	SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 27.6KLEs Learn More about Microchip Technology microchip smartfusion2 fpga	Datasheet	5In Stock 238Expected 11/11/2026	£69.99 £68.97	Min.: 1 Mult.: 1		SMD/SMT	VFBGA-256	ARM Cortex M3	138 I/O
SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 27.6KLEs M2S025-VFG400I Microchip Technology 1: £68.28 8In Stock 180On Order	Mfr. Part No. M2S025-VFG400I Mouser Part No 494-M2S025-VFG400I	Microchip Technology	SoC FPGA SmartFusion2 SoC FPGA, ARM Cortex-M3, 27.6KLEs Learn More about Microchip Technology microchip smartfusion2 fpga	Datasheet	8In Stock 180On Order On Order Ship Dates Mfr. No: M2S025-VFG400I Stock: 8 Can Dispatch Immediately On Order: 90 Expected 28/12/2026 90 Expected 18/01/2027 Factory Lead Time: 30 Weeks	£68.28 £67.27 View Quote	Min.: 1 Mult.: 1		SMD/SMT	VFBGA-400	ARM Cortex M3
ARM Microcontrollers - MCU 32bit M0 Flash/RAM=256KB/32KB+SPROM 2048B+16xADC+6UART+USB M032SG6AE Nuvoton 1: £2.51 243In Stock	Mfr. Part No. M032SG6AE Mouser Part No 503-M032SG6AE	Nuvoton	ARM Microcontrollers - MCU 32bit M0 Flash/RAM=256KB/32KB+SPROM 2048B+16xADC+6UART+USB Learn More about Nuvoton m031 m032 mcus	Datasheet	243In Stock	£2.51 £2.10 £1.85 £1.75 View £1.71 £1.60 £1.58 £1.49	Min.: 1 Mult.: 1		SMD/SMT	LQFP-64	ARM Cortex M0	51 I/O	32 bit	12 bit