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256 kB Microcontrollers - MCU

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	Mounting Style	Package/Case	Core	Data Bus Width	Maximum Clock Frequency	Program Memory Size	Data RAM Size	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Maximum Operating Temperature	Qualification	Packaging
32-bit Microcontrollers - MCU 32BIT MCU RX66T-L 256K/64K QFP80 R5F566TAAGFN#30 Renesas Electronics 1: $11.22 2In Stock	Mfr. Part No. R5F566TAAGFN#30 Mouser Part No 968-R5F566TAAGFN30	Renesas Electronics	32-bit Microcontrollers - MCU 32BIT MCU RX66T-L 256K/64K QFP80 Learn More about Renesas Electronics renesas rx66t mcus	Datasheet	2In Stock	$11.22 $8.66 $8.02 $7.25 View $7.19 $6.80 $6.64 Quote	Min.: 1 Mult.: 1		SMD/SMT	LFQFP-80	RXv3	32 bit	160 MHz	256 kB	64 kB	12 bit	52 I/O	2.7 V	5.5 V	+ 105 C		Tray
ARM Microcontrollers - MCU MCU RA2L1 ARM CM23 48MHz 256K/32K QFP48 R7FA2L1AB2DFL#BA0 Renesas Electronics 1: $4.92 1,965In Stock	Mfr. Part No. R7FA2L1AB2DFL#BA0 Mouser Part No 968-R7FA2L1AB2DFLBA0	Renesas Electronics	ARM Microcontrollers - MCU MCU RA2L1 ARM CM23 48MHz 256K/32K QFP48	Datasheet	1,965In Stock	$4.92 $3.70 $3.40 $3.06 View $2.90 $2.80 $2.65 $2.64 $2.61	Min.: 1 Mult.: 1		SMD/SMT	LQFP-48	ARM Cortex M23	32 bit	48 MHz	256 kB	32 kB	12 bit	34 I/O	1.6 V	5.5 V	+ 85 C		Tray
ARM Microcontrollers - MCU MCU RA2L1 ARM CM23 48MHz 256K/32K QFP64 R7FA2L1AB2DFM#AA0 Renesas Electronics 1: $5.47 645In Stock 30,720On Order	Mfr. Part No. R7FA2L1AB2DFM#AA0 Mouser Part No 968-R7FA2L1AB2DFMAA0	Renesas Electronics	ARM Microcontrollers - MCU MCU RA2L1 ARM CM23 48MHz 256K/32K QFP64 Learn More about Renesas Electronics renesas ra2l1 mcus	Datasheet	645In Stock 30,720On Order On Order Ship Dates Mfr. No: R7FA2L1AB2DFM#AA0 Stock: 645 Can Dispatch Immediately On Order: 12,800 Expected 26/11/2026 17,920 Expected 11/2/2027 Factory Lead Time: 18 Weeks	$5.47 $4.12 $3.58 $3.32 View $3.30 $3.07 $2.90 $2.87 $2.71	Min.: 1 Mult.: 1		SMD/SMT	QFP-64	ARM Cortex M23	32 bit	48 MHz	256 kB	32 kB	12 bit	53 I/O	1.6 V	5.5 V	+ 85 C		Tray
ARM Microcontrollers - MCU MCU RA2L1 ARM CM23 48MHz 256K/32K QFP100 R7FA2L1AB2DFP#AA0 Renesas Electronics 1: $5.66 433In Stock	Mfr. Part No. R7FA2L1AB2DFP#AA0 Mouser Part No 968-R7FA2L1AB2DFPAA0	Renesas Electronics	ARM Microcontrollers - MCU MCU RA2L1 ARM CM23 48MHz 256K/32K QFP100 Learn More about Renesas Electronics renesas ra2l1 mcus	Datasheet	433In Stock	$5.66 $4.27 $3.58 $3.41 View $3.24 $3.17 $3.16 $3.07	Min.: 1 Mult.: 1		SMD/SMT	QFP-100	ARM Cortex M23	32 bit	48 MHz	256 kB	32 kB	12 bit	87 I/O	1.6 V	5.5 V	+ 85 C		Tray
ARM Microcontrollers - MCU MCU RA4 ARM CM4 48MHZ 256K/32K QFN40 R7FA4M1AB3CNF#AA0 Renesas Electronics 1: $7.86 93In Stock 887Expected 22/1/2027	Mfr. Part No. R7FA4M1AB3CNF#AA0 Mouser Part No 968-R7FA4M1AB3CNFAA0	Renesas Electronics	ARM Microcontrollers - MCU MCU RA4 ARM CM4 48MHZ 256K/32K QFN40 Learn More about Renesas Electronics renesas ra4m1 mcu	Datasheet	93In Stock 887Expected 22/1/2027	$7.86 $6.01 $5.28 $5.05 View $4.65 $4.52 $4.43 Quote	Min.: 1 Mult.: 1		SMD/SMT	QFN-40	ARM Cortex M4	32 bit	48 MHz	256 kB	32 kB	14 bit	28 I/O	1.6 V	5.5 V	+ 105 C		Tray
ARM Microcontrollers - MCU MCU RA6 ARM CM33 200MHz 256K/40K BGA36 R7FA6E2BB2CBC#BC0 Renesas Electronics 1: $6.57 3,920In Stock	Mfr. Part No. R7FA6E2BB2CBC#BC0 Mouser Part No 968-R7FA6E2BB2CBCBC0	Renesas Electronics	ARM Microcontrollers - MCU MCU RA6 ARM CM33 200MHz 256K/40K BGA36 Learn More about Renesas Electronics renesas ra6e2 microcontrollers	Datasheet	3,920In Stock	$6.57 $4.99 $4.60 $4.16 View $3.96 $3.84 $3.66 $3.62 $3.60	Min.: 1 Mult.: 1		SMD/SMT	BGA-36	ARM Cortex M33	32 bit	200 MHz	256 kB	40 kB	12 bit	20 I/O	2.7 V	3.6 V	+ 85 C		Tray
ARM Microcontrollers - MCU MCU RA6T1 ARM CM4 120MHz 256K/64K QFP64 R7FA6T1AB3CFM#AA0 Renesas Electronics 1: $7.15 10In Stock	Mfr. Part No. R7FA6T1AB3CFM#AA0 Mouser Part No 968-R7FA6T1AB3CFMAA0	Renesas Electronics	ARM Microcontrollers - MCU MCU RA6T1 ARM CM4 120MHz 256K/64K QFP64 Learn More about Renesas Electronics renesas ra6t1 32 bit mcus	Datasheet	10In Stock	$7.15 $5.44 $4.76 $4.54 $4.19	Min.: 1 Mult.: 1		SMD/SMT	LQFP-64	ARM Cortex M4	32 bit	120 MHz	256 kB	64 kB	12 bit	40 I/O	2.7 V	3.6 V	+ 105 C		Tray
ARM Microcontrollers - MCU MCU RA6T2 ARM CM33 240MHz 256K/64K QFP100 R7FA6T2BB3CFP#AA1 Renesas Electronics 1: $13.26 82In Stock 90On Order	Mfr. Part No. R7FA6T2BB3CFP#AA1 Mouser Part No 968-R7FA6T2BB3CFPAA1	Renesas Electronics	ARM Microcontrollers - MCU MCU RA6T2 ARM CM33 240MHz 256K/64K QFP100	Datasheet	82In Stock 90On Order	$13.26 $9.94 $9.48 $8.23 View $7.86 $7.17 $6.81 Quote	Min.: 1 Mult.: 1		SMD/SMT	LQFP-100	ARM Cortex M33	32 bit	240 MHz	256 kB	64 kB	2 x 16 bit	84 I/O	2.7 V	3.6 V	+ 105 C		Tray
ARM Microcontrollers - MCU MCU RA6T3 ARM CM33 200MHz 256K/40K QFP64 R7FA6T3BB3CFM#AA0 Renesas Electronics 1: $7.03 296In Stock	Mfr. Part No. R7FA6T3BB3CFM#AA0 Mouser Part No 968-R7FA6T3BB3CFMAA0	Renesas Electronics	ARM Microcontrollers - MCU MCU RA6T3 ARM CM33 200MHz 256K/40K QFP64 Learn More about Renesas Electronics renesas ra6t3 arm mcus	Datasheet	296In Stock	$7.03 $5.36 $4.68 $4.35 View $4.34 $4.07	Min.: 1 Mult.: 1		SMD/SMT	LQFP-64	ARM Cortex M33	32 bit	200 MHz	256 kB	40 kB	12 bit	45 I/O	2.7 V	3.6 V	+ 105 C		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	SMD/SMT	VQFN-64	AVR	8 bit/16 bit	32 MHz	256 kB	16 kB	12 bit	47 I/O	1.6 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU M451RG6AE Nuvoton 1: $6.87 150In Stock NRND	Mfr. Part No. M451RG6AE Mouser Part No 503-M451RG6AE NRND	Nuvoton	ARM Microcontrollers - MCU	Datasheet	150In Stock	$6.87 $5.71 $5.02 $4.77 View $4.76 $4.50 $4.30 Quote	Min.: 1 Mult.: 1		SMD/SMT	LQFP-64	ARM Cortex M4F	32 bit	72 MHz	256 kB	32 kB	12 bit	53 I/O	2.5 V	5.5 V	+ 105 C		Tray
ARM Microcontrollers - MCU 32BIT CORTEX M3 256K Flash 6KB RAM STM32F100RCT6TR STMicroelectronics 1: $12.58 121In Stock NRND	Mfr. Part No. STM32F100RCT6TR Mouser Part No 511-STM32F100RCT6TR NRND	STMicroelectronics	ARM Microcontrollers - MCU 32BIT CORTEX M3 256K Flash 6KB RAM Learn More about STMicroelectronics stm32f1	Datasheet	121In Stock	Cut Tape $12.58 $9.44 $9.00 $7.82 Reel $6.50 View $7.53 $7.07 $6.39 MouseReel Available	Min.: 1 Mult.: 1 : 1,000		SMD/SMT	LQFP-64	ARM Cortex M3	32 bit	24 MHz	256 kB	24 kB	12 bit	51 I/O	2 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
16-bit Microcontrollers - MCU 16Bit Ultra-Low-Pwr Microcontroller R 59 R 595-MSP430F5438AIPZ MSP430F5438IPZ Texas Instruments 1: $27.08 27In Stock NRND	Mfr. Part No. MSP430F5438IPZ Mouser Part No 595-MSP430F5438IPZ NRND	Texas Instruments	16-bit Microcontrollers - MCU 16Bit Ultra-Low-Pwr Microcontroller R 59 R 595-MSP430F5438AIPZ	Datasheet	27In Stock	$27.08 $21.56 $18.18	Min.: 1 Mult.: 1		SMD/SMT	LQFP-100	MSP430	16 bit	25 MHz	256 kB	16 kB	12 bit	87 I/O	1.8 V	3.6 V	+ 85 C		Tray
32-bit Microcontrollers - MCU 32BIT MCU RX631 256K/64K QFP48 R5F5631MDDFL#V0 Renesas Electronics 1: $17.37 32In Stock NRND	Mfr. Part No. R5F5631MDDFL#V0 Mouser Part No 968-R5F5631MDDFL#V0 NRND	Renesas Electronics	32-bit Microcontrollers - MCU 32BIT MCU RX631 256K/64K QFP48	Datasheet	32In Stock	$17.37 $14.12 $13.46 $11.70 View $10.09 $10.04 $9.72 Quote	Min.: 1 Mult.: 1		SMD/SMT	LQFP-48	RX	32 bit	100 MHz	256 kB	64 kB	10 bit, 12 bit	30 I/O	2.7 V	3.6 V	+ 85 C		Tray
ARM Microcontrollers - MCU TQFP, Green, IND TEMP, CRYPTO, MRL A ATSAM4LC4BA-AU Microchip Technology 1: $9.98 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	$9.98 $9.08 $8.21	Min.: 1 Mult.: 1		SMD/SMT	TQFP-64	ARM Cortex M4	32 bit	48 MHz	256 kB	32 kB	12 bit	43 I/O	1.62 V	1.98 V	+ 85 C		Tray
ARM Microcontrollers - MCU 32TQFP 105C, GREEN,1.6-3.6V,48MHz ATSAMD20E18A-AN Microchip Technology 1: $4.46 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	$4.46 $4.07 $3.70	Min.: 1 Mult.: 1		SMD/SMT	TQFP-32	ARM Cortex M0+	32 bit	48 MHz	256 kB	32 kB	12 bit	26 I/O	1.62 V	3.63 V	+ 105 C		Tray
ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21E18A-MF Microchip Technology 1: $5.81 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	$5.81 $5.26 $4.77	Min.: 1 Mult.: 1		SMD/SMT	QFN-32	ARM Cortex M0+	32 bit	48 MHz	256 kB	32 kB	12 bit	26 I/O	1.62 V	3.63 V	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU CM4, QFN 64, 256KFlash,Tray, USB,Extended Temp ATSAMD51J18A-MF Microchip Technology 1: $7.82 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	$7.82 $7.18 $6.50	Min.: 1 Mult.: 1		SMD/SMT	VQFN-64	ARM Cortex M4F	32 bit	120 MHz	256 kB	128 kB	12 bit	51 I/O	1.71 V	3.6 V	+ 125 C	AEC-Q100	Tray
RF Microcontrollers - MCU SAMR21 48pin 256K ATSAMR21G18A-MU Microchip Technology 1: $9.07 58In Stock	Mfr. Part No. ATSAMR21G18A-MU Mouser Part No 556-ATSAMR21G18A-MU	Microchip Technology	RF Microcontrollers - MCU SAMR21 48pin 256K Learn More about Microchip Technology microchip r21 microcontrollers	Datasheet	58In Stock	$9.07 $8.46	Min.: 1 Mult.: 1		SMD/SMT	QFN-48	ARM Cortex M0+	32 bit	48 MHz	256 kB	32 kB	12 bit	28 I/O	3.3 V	3.3 V	+ 85 C		Tray
32-bit Microcontrollers - MCU UC3L-256KB Flash 64QFN 85C green T&R ATUC256L3U-Z3UR Microchip Technology 1: $14.48 10In Stock	Mfr. Part No. ATUC256L3U-Z3UR Mouser Part No 556-ATUC256L3U-Z3UR	Microchip Technology	32-bit Microcontrollers - MCU UC3L-256KB Flash 64QFN 85C green T&R Learn More about Microchip Technology microchip l series mcus	Datasheet	10In Stock	Cut Tape $14.48 $13.99 Reel $11.93 MouseReel Available	Min.: 1 Mult.: 1 : 4,000		SMD/SMT	QFN-64	AVR	32 bit	50 MHz	256 kB	32 kB	12 bit	51 I/O	1.8 V	1.8 V	+ 85 C		Reel, Cut Tape, MouseReel
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		SMD/SMT	QFN-64	AVR	8 bit/16 bit	32 MHz	256 kB	16 kB	12 bit	50 I/O	1.6 V	3.6 V	+ 85 C		Tray
32-bit Microcontrollers - MCU 256KB Flash 64KB RAM 40MHz, 10-bit ADC PIC32MX270F256B-I/SO Microchip Technology 1: $7.09 36In Stock	Mfr. Part No. PIC32MX270F256B-I/SO Mouser Part No 579-32MX270F256BI/SO	Microchip Technology	32-bit Microcontrollers - MCU 256KB Flash 64KB RAM 40MHz, 10-bit ADC Learn More about Microchip Technology microchip pic32mx mcu	Datasheet	36In Stock	$7.09 $6.50 $5.88	Min.: 1 Mult.: 1		SMD/SMT	SOIC-28	MIPS32 M4K	32 bit	50 MHz	256 kB	64 kB	10 bit	21 I/O	2.3 V	3.6 V	+ 85 C		Tube
32-bit Microcontrollers - MCU 256KB 64KBRM USB-OTG 2 CAN ETH 80MHz 10b PIC32MX775F256H-80V/PT Microchip Technology 1: $14.46 70In Stock	Mfr. Part No. PIC32MX775F256H-80V/PT Mouser Part No 579-32MX775F256H80VT	Microchip Technology	32-bit Microcontrollers - MCU 256KB 64KBRM USB-OTG 2 CAN ETH 80MHz 10b Learn More about Microchip Technology microchip pic32mxx mcus	Datasheet	70In Stock	$14.46 $13.23 $12.02	Min.: 1 Mult.: 1		SMD/SMT	TQFP-64	MIPS32 M4K	32 bit	80 MHz	256 kB	64 kB	10 bit	53 I/O	2.3 V	3.6 V	+ 85 C		Tray
32-bit Microcontrollers - MCU 32 Bit MCU, 256KB Flash, 64KB RAM, 28 Pin, 3 Comp, CTMU, RTCC PIC32MX174F256B-I/SO Microchip Technology 1: $7.53 67In Stock	Mfr. Part No. PIC32MX174F256B-I/SO Mouser Part No 579-MX174F256BISO	Microchip Technology	32-bit Microcontrollers - MCU 32 Bit MCU, 256KB Flash, 64KB RAM, 28 Pin, 3 Comp, CTMU, RTCC Learn More about Microchip Technology microchip pic32mx mcu	Datasheet	67In Stock	$7.53 $6.92 $6.27	Min.: 1 Mult.: 1		SMD/SMT	SOIC-28	MIPS32 M4K	32 bit	72 MHz	256 kB	64 kB	10 bit	21 I/O	2.5 V	3.6 V	+ 85 C		Tube
32-bit Microcontrollers - MCU 32 Bit MCU, 256KB Flash, 64KB RAM, 28 Pin, 3 Comp, CTMU, RTCC PIC32MX174F256B-V/SO Microchip Technology 1: $7.96 129In Stock	Mfr. Part No. PIC32MX174F256B-V/SO Mouser Part No 579-MX174F256BVSO	Microchip Technology	32-bit Microcontrollers - MCU 32 Bit MCU, 256KB Flash, 64KB RAM, 28 Pin, 3 Comp, CTMU, RTCC Learn More about Microchip Technology microchip pic32mx mcu	Datasheet	129In Stock	$7.96 $7.29 $6.60	Min.: 1 Mult.: 1		SMD/SMT	SOIC-28	MIPS32 M4K	32 bit	72 MHz	256 kB	64 kB	10 bit	21 I/O	2.5 V	3.6 V	+ 105 C		Tube