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256 kB 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.	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
ARM Microcontrollers - MCU 256KB 32KB 48QFN GRN1.6-3.6V48MHz ATSAMD21G18A-MU Microchip Technology 1: $4.07 2,167In Stock	Mfr. Part No. ATSAMD21G18A-MU Mouser Part No 556-ATSAMD21G18A-MU	Microchip Technology	ARM Microcontrollers - MCU 256KB 32KB 48QFN GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	2,167In Stock	$4.07 $3.70 $3.35	Min.: 1 Mult.: 1	SMD/SMT	QFN-48	ARM Cortex M0+	32 bit	48 MHz	256 kB	32 kB	12 bit	38 I/O	1.62 V	3.63 V	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 256KB 32KB 64TQFP GRN1.6-3.6V48MHz ATSAMD21J18A-AUT Microchip Technology 1: $4.46 2,594In Stock	Mfr. Part No. ATSAMD21J18A-AUT Mouser Part No 556-ATSAMD21J18A-AUT	Microchip Technology	ARM Microcontrollers - MCU 256KB 32KB 64TQFP GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	2,594In Stock	Cut Tape $4.46 $4.29 Reel $3.69 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	TQFP-64	ARM Cortex M0+	32 bit	48 MHz	256 kB	32 kB	12 bit	52 I/O	1.62 V	3.63 V	+ 85 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG 85C ATSAMD51J18A-AU Microchip Technology 1: $5.04 992In Stock	Mfr. Part No. ATSAMD51J18A-AU Mouser Part No 556-ATSAMD51J18AAU	Microchip Technology	ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG 85C Learn More about Microchip Technology microchip sam d5 e5	Datasheet	992In Stock	$5.04 $4.61 $4.17	Min.: 1 Mult.: 1	SMD/SMT	TQFP-64	ARM Cortex M4F	32 bit	120 MHz	256 kB	128 kB	12 bit	51 I/O	1.71 V	3.6 V	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG IN 85C ATSAMD51J18A-AUT Microchip Technology 1: $5.17 1,198In Stock 1,500Expected 15/01/2027	Mfr. Part No. ATSAMD51J18A-AUT Mouser Part No 556-ATSAMD51J18AAUT	Microchip Technology	ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG IN 85C Learn More about Microchip Technology microchip sam d5 e5	Datasheet	1,198In Stock 1,500Expected 15/01/2027	Cut Tape $5.17 $5.02 Reel $4.28	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	TQFP-64	ARM Cortex M4F	32 bit	120 MHz	256 kB	128 kB	12 bit	51 I/O	1.71 V	3.6 V	+ 85 C	AEC-Q100	Reel, Cut Tape
ARM Microcontrollers - MCU CM4, QFN 48, 256KB Flash, USB,CAN, Indus.85C, Tray ATSAME51G18A-MU Microchip Technology 1: $5.54 730In Stock	Mfr. Part No. ATSAME51G18A-MU Mouser Part No 556-ATSAME51G18A-MU	Microchip Technology	ARM Microcontrollers - MCU CM4, QFN 48, 256KB Flash, USB,CAN, Indus.85C, Tray Learn More about Microchip Technology microchip sam e5 mcu	Datasheet	730In Stock	$5.54 $5.09 $4.61	Min.: 1 Mult.: 1	SMD/SMT	VQFN-48	ARM Cortex M4F	32 bit	120 MHz	256 kB	128 kB	12 bit	37 I/O	1.71 V	3.63 V	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU CM4, TQFP 64, 256KFlash,Tray, USB,CAN ,Extended Temp ATSAME51J18A-AF Microchip Technology 1: $6.10 263In Stock	Mfr. Part No. ATSAME51J18A-AF Mouser Part No 556-ATSAME51J18A-AF	Microchip Technology	ARM Microcontrollers - MCU CM4, TQFP 64, 256KFlash,Tray, USB,CAN ,Extended Temp Learn More about Microchip Technology microchip sam e5 mcu	Datasheet	263In Stock	$6.10 $5.61 $5.07	Min.: 1 Mult.: 1	SMD/SMT	TQFP-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
ARM Microcontrollers - MCU CM4, TQFP 64, 256KFlash,T&R, USB,CAN ,Extended Temp ATSAME51J18A-AFT Microchip Technology 1: $6.25 1,366In Stock	Mfr. Part No. ATSAME51J18A-AFT Mouser Part No 556-ATSAME51J18A-AFT	Microchip Technology	ARM Microcontrollers - MCU CM4, TQFP 64, 256KFlash,T&R, USB,CAN ,Extended Temp Learn More about Microchip Technology microchip sam e5 mcu	Datasheet	1,366In Stock	Cut Tape $6.25 $6.11 Reel $5.19	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	TQFP-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	Reel, Cut Tape
ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG IN 85C ATSAME51J18A-AUT Microchip Technology 1: $5.68 1,468In Stock	Mfr. Part No. ATSAME51J18A-AUT Mouser Part No 556-ATSAME51J18AAUT	Microchip Technology	ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG IN 85C Learn More about Microchip Technology microchip sam e5 mcu	Datasheet	1,468In Stock	Cut Tape $5.68 $5.51 Reel $4.71	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	TQFP-64	ARM Cortex M4F	32 bit	120 MHz	256 kB	128 kB	12 bit	51 I/O	1.71 V	3.6 V	+ 85 C	AEC-Q100	Reel, Cut Tape
ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 QFN PKG 85C ATSAME51J18A-MU Microchip Technology 1: $5.75 1,017In Stock	Mfr. Part No. ATSAME51J18A-MU Mouser Part No 556-ATSAME51J18AMU	Microchip Technology	ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 QFN PKG 85C Learn More about Microchip Technology microchip sam e5 mcu	Datasheet	1,017In Stock	$5.75 $5.28 $4.78	Min.: 1 Mult.: 1	SMD/SMT	QFN-64	ARM Cortex M4F	32 bit	120 MHz	256 kB	128 kB	12 bit	51 I/O	1.71 V	3.6 V	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG 85C ATSAME53J18A-AU Microchip Technology 1: $5.54 319In Stock	Mfr. Part No. ATSAME53J18A-AU Mouser Part No 556-ATSAME53J18AAU	Microchip Technology	ARM Microcontrollers - MCU 120MHZ 256KB FLASH 6 4 TQFP PKG 85C Learn More about Microchip Technology microchip sam e5 mcu	Datasheet	319In Stock	$5.54 $5.09 $4.61	Min.: 1 Mult.: 1	SMD/SMT	TQFP-64	ARM Cortex M4F	32 bit	120 MHz	256 kB	128 kB	12 bit	51 I/O	1.71 V	3.6 V	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU ARM Cortex-M0+ 128KBFlash 24KB SRAM ATSAML21G18B-AUT Microchip Technology 1: $6.24 2,319In Stock	Mfr. Part No. ATSAML21G18B-AUT Mouser Part No 556-ATSAML21G18B-AUT	Microchip Technology	ARM Microcontrollers - MCU ARM Cortex-M0+ 128KBFlash 24KB SRAM Learn More about Microchip Technology microchip sam l21 mcus	Datasheet	2,319In Stock	Cut Tape $6.24 $6.05 Reel $5.15 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	TQFP-48	ARM Cortex M0+	32 bit	48 MHz	256 kB	32 kB	12 bit	37 I/O	1.62 V	3.63 V	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU ARM Cortex-M0+ 256KBFlash 40KB SRAM ATSAML21J18B-AUT Microchip Technology 1: $6.70 1,503In Stock	Mfr. Part No. ATSAML21J18B-AUT Mouser Part No 556-ATSAML21J18B-AUT	Microchip Technology	ARM Microcontrollers - MCU ARM Cortex-M0+ 256KBFlash 40KB SRAM Learn More about Microchip Technology microchip sam l21 mcus	Datasheet	1,503In Stock	Cut Tape $6.70 $6.48 Reel $5.51 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	TQFP-64	ARM Cortex M0+	32 bit	48 MHz	256 kB	32 kB	12 bit	51 I/O	1.62 V	3.63 V	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 64TQFP 85C, GREEN,1.6-3.6V,32MHz ATSAML22J18A-AUT Microchip Technology 1: $5.69 1,222In Stock	Mfr. Part No. ATSAML22J18A-AUT Mouser Part No 556-ATSAML22J18A-AUT	Microchip Technology	ARM Microcontrollers - MCU 64TQFP 85C, GREEN,1.6-3.6V,32MHz Learn More about Microchip Technology atmel sam l22	Datasheet	1,222In Stock	Cut Tape $5.69 $5.48 Reel $4.68 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	SMD/SMT	TQFP-64	ARM Cortex M0+	32 bit	32 MHz	256 kB	32 kB	12 bit	50 I/O	1.62 V	3.63 V	+ 85 C		Reel, Cut Tape, MouseReel
32-bit Microcontrollers - MCU UC3L-256KB Fl 48QFP 85C Grn ATUC256L4U-AUT Microchip Technology 1: $10.04 221In Stock	Mfr. Part No. ATUC256L4U-AUT Mouser Part No 556-ATUC256L4U-AUT	Microchip Technology	32-bit Microcontrollers - MCU UC3L-256KB Fl 48QFP 85C Grn Learn More about Microchip Technology microchip l series mcus	Datasheet	221In Stock	$10.04 $9.14 $8.27	Min.: 1 Mult.: 1	SMD/SMT		AVR	32 bit	50 MHz	256 kB	32 kB	12 bit	51 I/O	1.8 V	1.8 V	+ 85 C		Tray
8-bit Microcontrollers - MCU 8/16 bit 1.6V-3.6V 256KB + 8KB ATXMEGA256A3-AU Microchip Technology 1: $11.81 237In 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	237In Stock	$11.81 $10.83 $9.79	Min.: 1 Mult.: 1	SMD/SMT	TQFP-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
8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB ATXMEGA256A3U-AU Microchip Technology 1: $9.24 430In Stock	Mfr. Part No. ATXMEGA256A3U-AU Mouser Part No 556-ATXMEGA256A3U-AU	Microchip Technology	8-bit Microcontrollers - MCU AVR8 256KB FLSH 16KB	Datasheet	430In Stock	$9.24 $8.47 $7.67	Min.: 1 Mult.: 1	SMD/SMT	TQFP-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
16-bit Microcontrollers - MCU 16-Bit MCU, 16 MIPS 256K Flash, 32K RAM PIC24FJ256GA606T-I/PT Microchip Technology 1: $5.14 453In Stock	Mfr. Part No. PIC24FJ256GA606T-I/PT Mouser Part No 579-24FJ256GA606TIPT	Microchip Technology	16-bit Microcontrollers - MCU 16-Bit MCU, 16 MIPS 256K Flash, 32K RAM Learn More about Microchip Technology microchip pic24fj	Datasheet	453In Stock	Cut Tape $5.14 $5.01 Reel $4.26	Min.: 1 Mult.: 1 : 1,200	SMD/SMT	TQFP-64	PIC24F	16 bit	32 MHz	256 kB	32 kB	10 bit, 12 bit	53 I/O	2 V	3.6 V	+ 85 C		Reel, Cut Tape
16-bit Microcontrollers - MCU 16-bit PIC24F, 16 MIPS, 256KB Flash, 16KB RAM, 44 pin PIC24FJ256GA704-I/PT Microchip Technology 1: $2.18 4,034In Stock	Mfr. Part No. PIC24FJ256GA704-I/PT Mouser Part No 579-24FJ256GA704IPT	Microchip Technology	16-bit Microcontrollers - MCU 16-bit PIC24F, 16 MIPS, 256KB Flash, 16KB RAM, 44 pin Learn More about Microchip Technology microchip pic24fj	Datasheet	4,034In Stock	$2.18 $1.97 $1.80	Min.: 1 Mult.: 1	SMD/SMT	TQFP-44	PIC24F	16 bit	32 MHz	256 kB	16 kB	10 bit, 12 bit	36 I/O	2 V	3.6 V	+ 85 C		Tray
16-bit Microcontrollers - MCU 16-bit, 16 MIPS, 256KB Flash,16KB RAM PIC24FJ256GA705-I/M4 Microchip Technology 1: $2.09 4,243In Stock	Mfr. Part No. PIC24FJ256GA705-I/M4 Mouser Part No 579-24FJ256GA705I/M4	Microchip Technology	16-bit Microcontrollers - MCU 16-bit, 16 MIPS, 256KB Flash,16KB RAM Learn More about Microchip Technology microchip pic24fj	Datasheet	4,243In Stock	$2.09 $1.90 $1.73	Min.: 1 Mult.: 1	SMD/SMT	UQFN-48	PIC24F	16 bit	32 MHz	256 kB	16 kB	10 bit, 12 bit	40 I/O	2 V	3.6 V	+ 85 C		Tube
16-bit Microcontrollers - MCU 16-bit PIC24F, 16 MIPS, 256KB Flash, 16KB RAM, 48 pin PIC24FJ256GA705T-I/PT Microchip Technology 1: $2.15 2,538In Stock 1,600Expected 09/11/2026	Mfr. Part No. PIC24FJ256GA705T-I/PT Mouser Part No 579-24FJ256GA705TIPT	Microchip Technology	16-bit Microcontrollers - MCU 16-bit PIC24F, 16 MIPS, 256KB Flash, 16KB RAM, 48 pin Learn More about Microchip Technology microchip pic24fj	Datasheet	2,538In Stock 1,600Expected 09/11/2026	Cut Tape $2.15 $2.10 Reel $1.78	Min.: 1 Mult.: 1 : 1,600	SMD/SMT	TQFP-48	PIC24F	16 bit	32 MHz	256 kB	16 kB	10 bit, 12 bit	40 I/O	2 V	3.6 V	+ 85 C		Reel, Cut Tape
ARM Microcontrollers - MCU CM23, ULP, Touch, 256K Flash, 100 Pin TQFP PIC32CM2532LE00100T-I/PF Microchip Technology 1: $4.34 1,023In Stock	Mfr. Part No. PIC32CM2532LE00100T-I/PF Mouser Part No 579-2532LE00100TIPF	Microchip Technology	ARM Microcontrollers - MCU CM23, ULP, Touch, 256K Flash, 100 Pin TQFP Learn More about Microchip Technology microchip pic32cm lx mcus	Datasheet	1,023In Stock	Cut Tape $4.34 $4.23 Reel $3.60	Min.: 1 Mult.: 1 : 1,000	SMD/SMT	TQFP-100	ARM Cortex M23	32 bit	48 MHz	256 kB	32 kB	12 bit	80 I/O	1.62 V	3.63 V	+ 85 C		Reel, Cut Tape
32-bit Microcontrollers - MCU 100MHz 2anlg cmp 2I2C 2SPI/I2S 28Ch PIC32MX350F256HT-I/PT Microchip Technology 1: $6.59 607In Stock	Mfr. Part No. PIC32MX350F256HT-I/PT Mouser Part No 579-32MX350F256HTIPT	Microchip Technology	32-bit Microcontrollers - MCU 100MHz 2anlg cmp 2I2C 2SPI/I2S 28Ch Learn More about Microchip Technology microchip pic32mx mcu	Datasheet	607In Stock	Cut Tape $6.59 $6.42 Reel $5.47 MouseReel Available	Min.: 1 Mult.: 1 : 1,200	SMD/SMT	TQFP-64	MIPS32 M4K	32 bit	100 MHz	256 kB	64 kB	10 bit	85 I/O	2.3 V	3.6 V	+ 85 C		Reel, Cut Tape, MouseReel
32-bit Microcontrollers - MCU 100MHz 2anlg cmp 2I2C 2SPI/I2S 28Ch PIC32MX350F256L-I/PF Microchip Technology 1: $8.01 249In Stock	Mfr. Part No. PIC32MX350F256L-I/PF Mouser Part No 579-32MX350F256LIPF	Microchip Technology	32-bit Microcontrollers - MCU 100MHz 2anlg cmp 2I2C 2SPI/I2S 28Ch Learn More about Microchip Technology microchip pic32mx mcu	Datasheet	249In Stock	$8.01 $7.35 $6.67	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	MIPS32 M4K	32 bit	100 MHz	256 kB	64 kB	10 bit	85 I/O	2.3 V	3.6 V	+ 85 C		Tray
32-bit Microcontrollers - MCU 100MHz 2anlg cmp 2I2C 2SPI/I2S 28Ch PIC32MX350F256L-I/PT Microchip Technology 1: $7.36 902In Stock	Mfr. Part No. PIC32MX350F256L-I/PT Mouser Part No 579-32MX350F256LIPT	Microchip Technology	32-bit Microcontrollers - MCU 100MHz 2anlg cmp 2I2C 2SPI/I2S 28Ch Learn More about Microchip Technology microchip pic32mx mcu	Datasheet	902In Stock	$7.36 $6.74 $6.12	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	MIPS32 M4K	32 bit	100 MHz	256 kB	64 kB	10 bit	85 I/O	2.3 V	3.6 V	+ 85 C		Tray
32-bit Microcontrollers - MCU 100MHz 2anlg cmp 2I2C 2SPI/I2S 28Ch PIC32MX450F256L-I/PT Microchip Technology 1: $7.62 680In Stock	Mfr. Part No. PIC32MX450F256L-I/PT Mouser Part No 579-32MX450F256LIPT	Microchip Technology	32-bit Microcontrollers - MCU 100MHz 2anlg cmp 2I2C 2SPI/I2S 28Ch Learn More about Microchip Technology microchip pic32mx mcu	Datasheet	680In Stock	$7.62 $6.99 $6.33	Min.: 1 Mult.: 1	SMD/SMT	TQFP-100	MIPS32 M4K	32 bit	100 MHz	256 kB	64 kB	10 bit	81 I/O	2.3 V	3.6 V	+ 85 C		Tray