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QFN-32 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	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
8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU EFM8SB20F64G-B-QFN32 Silicon Labs 1: $4.50 1,076In Stock End of Life	Mfr. Part No. EFM8SB20F64G-B-QFN32 Mouser Part No 634-EFM8SBF64GBQFN32 End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 25 MHz 64 kB flash 4 kB RAM 8-bit Sleepy Bee MCU Learn More about Silicon Labs silabs efm8 sleepy bee	Datasheet	1,076In Stock	$4.50 $2.98 $2.52 $2.31 View $2.20 $1.97 $1.94 $1.77 $1.76	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	CIP-51 8051	64 kB	8 bit	10 bit	25 MHz	24 I/O	4.25 kB	1.8 V	3.6 V	- 40 C	+ 85 C		Tube
ARM Microcontrollers - MCU MCX C14 MCUs with Arm Cortex -M0+, Entry level MCUs with USB, Segment LCD and Classical Peripherals, 32 QFN MCXC141VFM NXP Semiconductors 1: $2.36 479In Stock	Mfr. Part No. MCXC141VFM Mouser Part No 771-MCXC141VFM	NXP Semiconductors	ARM Microcontrollers - MCU MCX C14 MCUs with Arm Cortex -M0+, Entry level MCUs with USB, Segment LCD and Classical Peripherals, 32 QFN Learn More about NXP Semiconductors nxp mcx c microcontrollers	Datasheet	479In Stock	$2.36 $1.75 $1.51 $1.43 View $1.30 $1.29 $1.25 $1.21	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	ARM Cortex M0+	32 kB	32 bit	16 bit	48 MHz	28 I/O	8 kB	1.71 V	3.6 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU MCX C14 MCUs with Arm Cortex -M0+, Entry level MCUs with USB, Segment LCD and Classical Peripherals, 32 QFN MCXC142VFM NXP Semiconductors 1: $2.55 387In Stock	Mfr. Part No. MCXC142VFM Mouser Part No 771-MCXC142VFM	NXP Semiconductors	ARM Microcontrollers - MCU MCX C14 MCUs with Arm Cortex -M0+, Entry level MCUs with USB, Segment LCD and Classical Peripherals, 32 QFN Learn More about NXP Semiconductors nxp mcx c microcontrollers	Datasheet	387In Stock	$2.55 $1.90 $1.63 $1.55 View $1.42 $1.36 $1.33	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	ARM Cortex M0+	64 kB	32 bit	16 bit	48 MHz	28 I/O	16 kB	1.71 V	3.6 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU MCX C14 MCUs with Arm Cortex -M0+, Entry level MCUs with USB, Segment LCD and Classical Peripherals, 32 QFN MCXC143VFM NXP Semiconductors 1: $2.85 468In Stock	Mfr. Part No. MCXC143VFM Mouser Part No 771-MCXC143VFM	NXP Semiconductors	ARM Microcontrollers - MCU MCX C14 MCUs with Arm Cortex -M0+, Entry level MCUs with USB, Segment LCD and Classical Peripherals, 32 QFN Learn More about NXP Semiconductors nxp mcx c microcontrollers	Datasheet	468In Stock	$2.85 $2.13 $1.84 $1.75 View $1.60 $1.54 $1.51	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	ARM Cortex M0+	128 kB	32 bit	16 bit	48 MHz	28 I/O	16 kB	1.71 V	3.6 V	- 40 C	+ 125 C		Tray
8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 1KB SRAM-16MHz ATMEGA8A-MUR Microchip Technology 1: $2.60 1,830In Stock NRND	Mfr. Part No. ATMEGA8A-MUR Mouser Part No 556-ATMEGA8A-MUR NRND	Microchip Technology	8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 1KB SRAM-16MHz	Datasheet	1,830In Stock	Cut Tape $2.60 $2.53 Reel $2.53 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	SMD/SMT	QFN-32	AVR	8 kB	8 bit	10 bit	16 MHz	23 I/O	1 kB	2.7 V	5.5 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU C8051F502-IM Silicon Labs 1: $11.71 548In Stock NRND	Mfr. Part No. C8051F502-IM Mouser Part No 634-C8051F502-IM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 5 V CAN LIN 8-bit MCU	Datasheet	548In Stock	$11.71 $9.39 $8.46 $7.92 View $7.70 $7.40 $7.31 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	8051	64 kB	8 bit	12 bit	50 MHz	25 I/O	4.25 kB	1.8 V	5.25 V	- 40 C	+ 125 C	AEC-Q100	Tube
ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 64 Kbytes of Flash , USB STM32L412K8U6 STMicroelectronics 1: $3.70 2,591In Stock 2,940On Order	Mfr. Part No. STM32L412K8U6 Mouser Part No 511-STM32L412K8U6	STMicroelectronics	ARM Microcontrollers - MCU Ultra-low-power FPU Arm Cortex-M4 MCU 80 MHz 64 Kbytes of Flash , USB	Datasheet	2,591In Stock 2,940On Order	$3.70 $2.78 $2.41 $2.30 $2.10	Min.: 1 Mult.: 1 Max.: 750	SMD/SMT	QFN-32	ARM Cortex M4	64 kB	32 bit	2 x 12 bit	80 MHz	26 I/O	40 kB	1.71 V	3.6 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU Cortex-M0+ 64KB FLASH 8KB SRAM ATSAMD20E16A-MUT Microchip Technology 1: $2.52 3,848In Stock	Mfr. Part No. ATSAMD20E16A-MUT Mouser Part No 556-ATSAMD20E16A-MUT	Microchip Technology	ARM Microcontrollers - MCU Cortex-M0+ 64KB FLASH 8KB SRAM Learn More about Microchip Technology atmel samd20 mcu	Datasheet	3,848In Stock	Cut Tape $2.52 $2.45 Reel $2.08 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	QFN-32	ARM Cortex M0+	64 kB	32 bit	12 bit	48 MHz	26 I/O	8 kB	1.62 V	1.95 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU Cortx-M0+256KB FLASH ATSAMD20E18A-MUT Microchip Technology 1: $3.15 2,543In Stock	Mfr. Part No. ATSAMD20E18A-MUT Mouser Part No 556-ATSAMD20E18A-MUT	Microchip Technology	ARM Microcontrollers - MCU Cortx-M0+256KB FLASH Learn More about Microchip Technology atmel samd20 mcu	Datasheet	2,543In Stock	Cut Tape $3.15 $3.02 Reel $2.60 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	1.95 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz ATSAMD21E17A-MF Microchip Technology 1: $3.02 542In Stock	Mfr. Part No. ATSAMD21E17A-MF Mouser Part No 556-ATSAMD21E17A-MF	Microchip Technology	ARM Microcontrollers - MCU 32QFN 125C, GREEN,1.6-3.6V,48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	542In Stock	$3.02 $2.76 $2.50	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	26 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 128KB 16KB32QFN GRN1.6-3.6V48MHz ATSAMD21E17A-MU Microchip Technology 1: $2.87 613In Stock	Mfr. Part No. ATSAMD21E17A-MU Mouser Part No 556-ATSAMD21E17A-MU	Microchip Technology	ARM Microcontrollers - MCU 128KB 16KB32QFN GRN1.6-3.6V48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	613In Stock	$2.87 $2.60 $2.35	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	26 I/O	16 kB	1.62 V	3.63 V	- 40 C	+ 85 C	AEC-Q100	Tray
ARM Microcontrollers - MCU 256KB 32QFN GRN 1.6-3.6V 48MHz ATSAMD21E18A-MU Microchip Technology 1: $3.87 1,889In Stock	Mfr. Part No. ATSAMD21E18A-MU Mouser Part No 556-ATSAMD21E18A-MU	Microchip Technology	ARM Microcontrollers - MCU 256KB 32QFN GRN 1.6-3.6V 48MHz Learn More about Microchip Technology sam d21 mcus	Datasheet	1,889In Stock	$3.87 $3.53 $3.20	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	+ 85 C	AEC-Q100	Tray
8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F16G-D-QFN32R Silicon Labs 1: $1.86 1,582In Stock	Mfr. Part No. EFM8BB31F16G-D-QFN32R Mouser Part No 634-EF8BB31F16GDN32R	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 16 kB flash 2.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	1,582In Stock	Cut Tape $1.86 $1.54 $1.33 $1.25 Reel $0.945 View $1.10 $1.03 $0.92 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32	CIP-51 8051	16 kB	8 bit	10 bit, 12 bit	50 MHz	29 I/O	2.3 kB	2.2 V	3.6 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F64G-D-QFN32R Silicon Labs 1: $2.67 1,148In Stock	Mfr. Part No. EFM8BB31F64G-D-QFN32R Mouser Part No 634-EF8BB31F64GDN32R	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	1,148In Stock	Cut Tape $2.67 $1.98 $1.81 $1.62 Reel $1.39 View $1.53 $1.48 $1.42 $1.35	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32	CIP-51 8051	64 kB	8 bit	10 bit, 12 bit	50 MHz	29 I/O	4.35 kB	2.2 V	3.6 V	- 40 C	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F64G-D-QFN32 Silicon Labs 1: $2.79 3,323In Stock 4,900Expected 27/10/2026	Mfr. Part No. EFM8BB31F64G-D-QFN32 Mouser Part No 634-EF8BB31F64GDQN32	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	3,323In Stock 4,900Expected 27/10/2026	$2.79 $2.20 $1.97 $1.81 View $1.70 $1.53	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	CIP-51 8051	64 kB	8 bit	10 bit, 12 bit	50 MHz	29 I/O	4.35 kB	2.2 V	3.6 V	- 40 C	+ 85 C		Tray
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F64I-D-QFN32R Silicon Labs 1: $3.06 2,500In Stock	Mfr. Part No. EFM8BB31F64I-D-QFN32R Mouser Part No 634-EF8BB31F64IDN32R	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	2,500In Stock	Cut Tape $3.06 $2.28 $2.08 $1.87 Reel $1.59 View $1.76 $1.72 $1.64 $1.56	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32	CIP-51 8051	64 kB	8 bit	10 bit, 12 bit	50 MHz	29 I/O	4.35 kB	2.2 V	3.6 V	- 40 C	+ 125 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU EFM8BB31F64I-D-QFN32 Silicon Labs 1: $3.07 1,517In Stock	Mfr. Part No. EFM8BB31F64I-D-QFN32 Mouser Part No 634-EF8BB31F64IDQN32	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB flash 4.25 kB RAM 8-bit Busy Bee MCU Learn More about Silicon Labs siliconlabs efm8 busy bee	Datasheet	1,517In Stock	$3.07 $2.29 $2.09 $1.88 View $1.77 $1.73 $1.65 $1.59 $1.56	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	CIP-51 8051	64 kB	8 bit	10 bit, 12 bit	50 MHz	29 I/O	4.35 kB	2.2 V	3.6 V	- 40 C	+ 125 C		Tray
8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 29 GPIO BB5 8-bit MCU EFM8BB52F32G-C-QFN32R Silicon Labs 1: $1.11 4,000In Stock	Mfr. Part No. EFM8BB52F32G-C-QFN32R Mouser Part No 634-EFM852F32GQFN32R	Silicon Labs	8-bit Microcontrollers - MCU 5 Volt 8051 50 Mhz 32 kB flash 2.304 kB RAM 29 GPIO BB5 8-bit MCU Learn More about Silicon Labs silabs efm8bb51 efm8bb52 busy bee mcus	Datasheet	4,000In Stock	Cut Tape $1.11 $0.802 $0.722 $0.635 Reel $0.526 View $0.594 $0.568 $0.55 $0.513	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32		16 kB				16 I/O	1.28 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Reel, Cut Tape
ARM Microcontrollers - MCU ARM Cortex-M0+ 32-bit 25 MHz 64 kB MCU EFM32HG210F64G-C-QFN32R Silicon Labs 1: $5.10 1,640In Stock	Mfr. Part No. EFM32HG210F64G-C-QFN32R Mouser Part No 634-HG210F64GCQFN32R	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M0+ 32-bit 25 MHz 64 kB MCU Learn More about Silicon Labs efm32 happy gecko mcus	Datasheet	1,640In Stock	Cut Tape $5.10 $3.87 $3.53 $3.19 $3.08 Reel $2.61	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-32	ARM Cortex M0+	64 kB	32 bit	12 bit	25 MHz	22 I/O	8 kB	1.98 V	3.8 V	- 40 C	+ 85 C		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU EFM8LB12F64E-C-QFN32R Silicon Labs 1: $3.54 3,892In Stock	Mfr. Part No. EFM8LB12F64E-C-QFN32R Mouser Part No 634-LB12F64ECQFN32R	Silicon Labs	8-bit Microcontrollers - MCU 8051 75 MHz 64 kB flash 4.25 kB RAM 8-bit Laser Bee MCU Learn More about Silicon Labs silabs efm8 laser bee	Datasheet	3,892In Stock	Cut Tape $3.54 $2.75 $2.45 $2.25 View Reel $1.78 $2.19 $2.10 $1.78	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32	CIP-51 8051	64 kB	8 bit	10 bit/12 bit/14 bit	72 MHz	29 I/O	4.25 kB	2.2 V	3.6 V	- 40 C	+ 105 C		Reel, Cut Tape
ARM Microcontrollers - MCU PSOC BASED - HV FAMILY CY8C4147LCE-HV423 Infineon Technologies 1: $9.58 804In Stock	Mfr. Part No. CY8C4147LCE-HV423 Mouser Part No 727-8C4147LCE-HV423	Infineon Technologies	ARM Microcontrollers - MCU PSOC BASED - HV FAMILY Learn More about Infineon Technologies infineon psoc 4 hv pa mcus	Datasheet	804In Stock	$9.58 $7.19 $6.85 $5.95 View $5.68 $5.20 $4.99 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	ARM Cortex M0+	128 kB	32 bit		48 MHz	8 I/O	8 kB	1.71 V	5.5 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU PSoC 4 S-Series CapSense CY8C4125LQI-S432 Infineon Technologies 1: $3.99 3,248In Stock	Mfr. Part No. CY8C4125LQI-S432 Mouser Part No 727-CY8C4125LQI-S432	Infineon Technologies	ARM Microcontrollers - MCU PSoC 4 S-Series CapSense Learn More about Infineon Technologies cypress psoc 4100 mcus	Datasheet	3,248In Stock	$3.99 $3.01 $2.62 $2.50 View $2.29 $2.23 $2.13 $2.05 $2.01	Min.: 1 Mult.: 1	SMD/SMT	QFN-32	ARM Cortex M0+	32 kB	32 bit	10 bit, 12 bit	24 MHz	27 I/O	4 kB	1.71 V	5.5 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU S32K116, M0+, Flash 128K, RAM 17KB FS32K116BRT0VFMR NXP Semiconductors 1: $8.80 9,995In Stock	Mfr. Part No. FS32K116BRT0VFMR Mouser Part No 771-FS32K116BRT0VFMR	NXP Semiconductors	ARM Microcontrollers - MCU S32K116, M0+, Flash 128K, RAM 17KB Learn More about NXP Semiconductors nxp s32k mcus	Datasheet	9,995In Stock	Cut Tape $8.80 $6.15 $5.86 $5.09 View Reel $4.25 $4.86 $4.44 $4.36 $4.25 $4.25	Min.: 1 Mult.: 1 : 5,000	SMD/SMT	QFN-32	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	28 I/O	17 kB	2.7 V	5.5 V	- 40 C	+ 105 C	AEC-Q100	Reel, Cut Tape
ARM Microcontrollers - MCU S32K116 Arm Cortex-M0+, 48 MHz, 128 Kb Flash, CAN FD, FlexIO, CSEc security, QFN32 - S32K MCUs for General-Purpose FS32K116LAT0MFMR NXP Semiconductors 1: $6.31 3,668In Stock	Mfr. Part No. FS32K116LAT0MFMR Mouser Part No 771-FS32K116LAT0MFMR	NXP Semiconductors	ARM Microcontrollers - MCU S32K116 Arm Cortex-M0+, 48 MHz, 128 Kb Flash, CAN FD, FlexIO, CSEc security, QFN32 - S32K MCUs for General-Purpose Learn More about NXP Semiconductors nxp s32k mcus	Datasheet	3,668In Stock	Cut Tape $6.31 $4.72 $4.37 $3.90 View Reel $2.96 $3.72 $3.37 $3.29 $2.96 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	28 I/O	17 kB	2.7 V	5.5 V	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU S32K116 32-bit MCU, ARM Cortex-M0+ FS32K116LFT0MFMR NXP Semiconductors 1: $6.26 3,620In Stock	Mfr. Part No. FS32K116LFT0MFMR Mouser Part No 771-FS32K116LFT0MFMR	NXP Semiconductors	ARM Microcontrollers - MCU S32K116 32-bit MCU, ARM Cortex-M0+ Learn More about NXP Semiconductors nxp s32k mcus	Datasheet	3,620In Stock	Cut Tape $6.26 $4.73 $4.16 $3.88 View Reel $2.80 $3.68 $3.30 $3.11 $2.80	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-32	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	28 I/O	17 kB	2.7 V	5.5 V	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape