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QFN-32 8-bit 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.	Core	Program Memory Size	Data RAM Size	Package/Case	Maximum Clock Frequency	ADC Resolution	Number of I/Os	Supply Voltage - Min	Supply Voltage - Max	Mounting Style	Data Bus Width	Minimum Operating Temperature	Maximum Operating Temperature	Series	Qualification	Packaging
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU C8051F385-GM Silicon Labs 1: $6.77 257In Stock NRND	Mfr. Part No. C8051F385-GM Mouser Part No 634-C8051F385-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU Learn More about Silicon Labs silabs usb mcus	Datasheet	257In Stock	$6.77 $5.22 $4.81 $4.40 View $4.18 $4.06 $4.01 $3.97	Min.: 1 Mult.: 1	8051	64 kB	4.35 kB	QFN-32	48 MHz		25 I/O	2.7 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F385		Tube
8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU C8051F387-GM Silicon Labs 1: $5.78 308In Stock NRND	Mfr. Part No. C8051F387-GM Mouser Part No 634-C8051F387-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 32 kB 8-bit MCU Learn More about Silicon Labs silabs usb mcus	Datasheet	308In Stock	$5.78 $4.45 $4.09 $3.72 View $3.54 $3.42 $3.38 $3.34	Min.: 1 Mult.: 1	8051	32 kB	2.3 kB	QFN-32	48 MHz		25 I/O	2.7 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F387		Tube
8-bit Microcontrollers - MCU AVR 8KFLASH 3PSC, 16MHz AT90PWM3B-16MUR Microchip Technology 1: $3.84 3,465In Stock	Mfr. Part No. AT90PWM3B-16MUR Mouser Part No 556-AT90PWM3B-16MUR	Microchip Technology	8-bit Microcontrollers - MCU AVR 8KFLASH 3PSC, 16MHz	Datasheet	3,465In Stock	Cut Tape $3.84 $3.76 Reel $3.19 MouseReel Available	Min.: 1 Mult.: 1 : 4,000	AVR	8 kB	512 B	QFN-32	16 MHz	10 bit	27 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 105 C	AT90PWM3B		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR,16KB FLASH,20MHZ EXT.TEMP ATMEGA168V-10MQR Microchip Technology 1: $4.13 1,570In Stock	Mfr. Part No. ATMEGA168V-10MQR Mouser Part No 556-ATMEGA168V-10MQR	Microchip Technology	8-bit Microcontrollers - MCU AVR,16KB FLASH,20MHZ EXT.TEMP Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	1,570In Stock	Cut Tape $4.13 $4.07 $3.79 $3.62 Reel $3.33 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	AVR	16 kB	1 kB	QFN-32	10 MHz	10 bit	23 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega168		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU AVR USB 8K FLASH AVR USB 16K FLASH ATMEGA16U2-MU Microchip Technology 1: $3.24 2,560In Stock	Mfr. Part No. ATMEGA16U2-MU Mouser Part No 556-ATMEGA16U2-MU	Microchip Technology	8-bit Microcontrollers - MCU AVR USB 8K FLASH AVR USB 16K FLASH	Datasheet	2,560In Stock	$3.24 $2.97 $2.70	Min.: 1 Mult.: 1	AVR	16 kB	512 B	QFN-32	16 MHz	10 bit	22 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega16U2		Tray
8-bit Microcontrollers - MCU USB 8K FLASH 16 MHz ATMEGA16U2-MUR Microchip Technology 1: $3.34 2,231In Stock	Mfr. Part No. ATMEGA16U2-MUR Mouser Part No 556-ATMEGA16U2-MUR	Microchip Technology	8-bit Microcontrollers - MCU USB 8K FLASH 16 MHz	Datasheet	2,231In Stock	Cut Tape $3.34 $3.26 Reel $2.77 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	AVR	16 kB	512 B	QFN-32	16 MHz	10 bit	22 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega16U2		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 16 MHz, 85DEG ATMEGA64M1-MU Microchip Technology 1: $6.90 1,218In Stock	Mfr. Part No. ATMEGA64M1-MU Mouser Part No 556-ATMEGA64M1-MU	Microchip Technology	8-bit Microcontrollers - MCU 16 MHz, 85DEG Learn More about Microchip Technology microchip atmega644pa mcus	Datasheet	1,218In Stock	$6.90 $6.33 $5.75	Min.: 1 Mult.: 1	AVR	64 kB	4 kB	QFN-32	16 MHz	10 bit	27 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega64M1		Tray
8-bit Microcontrollers - MCU 4K Flash 125B EEPROM 128B SRAM 16 IO Pins ATTINY461A-MU Microchip Technology 1: $1.16 1,354In Stock	Mfr. Part No. ATTINY461A-MU Mouser Part No 556-ATTINY461A-MU	Microchip Technology	8-bit Microcontrollers - MCU 4K Flash 125B EEPROM 128B SRAM 16 IO Pins	Datasheet	1,354In Stock	$1.16 $1.07 $0.962	Min.: 1 Mult.: 1	AVR	4 kB	256 B	QFN-32	20 MHz	10 bit	16 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATtinyx61A		Tray
8-bit Microcontrollers - MCU 8K Flash;125B EEPROM 128B SRAM;16 IO Pins ATTINY861A-MU Microchip Technology 1: $1.66 1,524In Stock	Mfr. Part No. ATTINY861A-MU Mouser Part No 556-ATTINY861A-MU	Microchip Technology	8-bit Microcontrollers - MCU 8K Flash;125B EEPROM 128B SRAM;16 IO Pins	Datasheet	1,524In Stock	$1.66 $1.54 $1.40	Min.: 1 Mult.: 1	AVR	8 kB	512 B	QFN-32	20 MHz	10 bit	16 I/O	1.8 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATtinyx61A		Tray
8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense CY8C20447S-24LQXI Infineon Technologies 1: $9.93 888In Stock	Mfr. Part No. CY8C20447S-24LQXI Mouser Part No 727-C8C20447S-24LQXI	Infineon Technologies	8-bit Microcontrollers - MCU 1.8V CapSense Ctrl W/SmartSense Learn More about Infineon Technologies cypress capsense plus controllers	Datasheet	888In Stock	$9.93 $7.44 $7.11 $6.16 View $5.88 $5.36 $5.11 Quote	Min.: 1 Mult.: 1	M8C	16 kB	2 kB	QFN-32	24 MHz	10 bit	28 I/O	1.71 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C20447S		Tray
8-bit Microcontrollers - MCU PSoC, 28I/O, 8K Fsh 512 bytes RAM CY8C21434-24LTXIT Infineon Technologies 1: $7.49 459In Stock	Mfr. Part No. CY8C21434-24LTXIT Mouser Part No 727-CY8C2143424LTXIT	Infineon Technologies	8-bit Microcontrollers - MCU PSoC, 28I/O, 8K Fsh 512 bytes RAM Learn More about Infineon Technologies cypress psoc	Datasheet	459In Stock	Cut Tape $7.49 $5.77 $5.07 $4.86 View Reel $4.01 $4.80 $4.24 $4.01 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,500	M8C	8 kB	512 B	QFN-32	24 MHz	10 bit	28 I/O	2.4 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	CY8C21x34		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU C8051F582-IM Silicon Labs 1: $15.99 1,803In Stock End of Life	Mfr. Part No. C8051F582-IM Mouser Part No 634-C8051F582-IM End of Life	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 128 kB 5 V CAN LIN 8-bit MCU	Datasheet	1,803In Stock	$15.99 $13.27 $11.56 $11.23 View $10.68 $9.99 $9.62	Min.: 1 Mult.: 1	8051	128 kB	8.25 kB	QFN-32	50 MHz	12 bit	25 I/O	1.8 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 125 C	C8051F582	AEC-Q100	Tube
8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32 C8051F920-G-GMR Silicon Labs 1: $4.69 1,313In Stock End of Life	Mfr. Part No. C8051F920-G-GMR Mouser Part No 634-C8051F920-G-GMR End of Life	Silicon Labs	8-bit Microcontrollers - MCU 32kB/4kB RAM, 10b ADC, DC-DC, 0.9V, QFN32 Learn More about Silicon Labs Silicon_Labs_C8051F9xx_MCU	Datasheet	1,313In Stock	Cut Tape $4.69 $3.90 $3.62 $3.26 Reel $2.74 View $3.07 $2.98 $2.78 $2.69 MouseReel Available	Min.: 1 Mult.: 1 : 1,500	8051	32 kB	4.25 kB	QFN-32	25 MHz	10 bit	24 I/O	900 mV	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C			Reel, Cut Tape, MouseReel
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	CIP-51 8051	64 kB	4.25 kB	QFN-32	25 MHz	10 bit	24 I/O	1.8 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 85 C	EFM8SB		Tube
8-bit Microcontrollers - MCU AVR 8KB FLSH 512B EE 1KB SRAM-16MHz ATMEGA8A-MUR Microchip Technology 1: $2.61 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 $2.61 $2.54 Reel $2.54 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	AVR	8 kB	1 kB	QFN-32	16 MHz	10 bit	23 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	ATmega8A		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 $9.40 $8.47 $7.92 View $7.70 $7.40 $7.32 Quote	Min.: 1 Mult.: 1	8051	64 kB	4.25 kB	QFN-32	50 MHz	12 bit	25 I/O	1.8 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 125 C	C8051F502	AEC-Q100	Tube
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 979In 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	979In Stock	Cut Tape $1.86 $1.54 $1.33 $1.26 Reel $0.946 View $1.10 $1.03 $0.92 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	CIP-51 8051	16 kB	2.3 kB	QFN-32	50 MHz	10 bit, 12 bit	29 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 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 $1.40 View $1.54 $1.48 $1.42 $1.35	Min.: 1 Mult.: 1 : 2,500	CIP-51 8051	64 kB	4.35 kB	QFN-32	50 MHz	10 bit, 12 bit	29 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 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 1,131In Stock 4,900Expected 2026/10/27	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	1,131In Stock 4,900Expected 2026/10/27	$2.79 $2.20 $1.97 $1.81 View $1.70 $1.54	Min.: 1 Mult.: 1	CIP-51 8051	64 kB	4.35 kB	QFN-32	50 MHz	10 bit, 12 bit	29 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 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	CIP-51 8051	64 kB	4.35 kB	QFN-32	50 MHz	10 bit, 12 bit	29 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 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	CIP-51 8051	64 kB	4.35 kB	QFN-32	50 MHz	10 bit, 12 bit	29 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 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		16 kB	1.28 kB	QFN-32			16 I/O	1.8 V	5.5 V	SMD/SMT		- 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 3,872In 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	3,872In Stock	Cut Tape $3.54 $2.76 $2.45 $2.26 View Reel $1.78 $2.19 $2.11 $1.78	Min.: 1 Mult.: 1 : 2,500	CIP-51 8051	64 kB	4.25 kB	QFN-32	72 MHz	10 bit/12 bit/14 bit	29 I/O	2.2 V	3.6 V	SMD/SMT	8 bit	- 40 C	+ 105 C	EFM8LB1		Reel, Cut Tape
8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU C8051F381-GM Silicon Labs 1: $7.26 415In Stock 1,533Expected 2027/06/18 NRND	Mfr. Part No. C8051F381-GM Mouser Part No 634-C8051F381-GM NRND	Silicon Labs	8-bit Microcontrollers - MCU 8051 50 MHz 64 kB 8-bit MCU Learn More about Silicon Labs silabs usb mcus	Datasheet	415In Stock 1,533Expected 2027/06/18	$7.26 $5.61 $5.18 $4.72 View $4.38 $4.37 $4.24	Min.: 1 Mult.: 1	8051	64 kB	4.25 kB	QFN-32	48 MHz	10 bit	25 I/O	2.7 V	5.25 V	SMD/SMT	8 bit	- 40 C	+ 85 C	C8051F381		Tube
8-bit Microcontrollers - MCU C5130A 32K Flash USB AT89C5131A-PUTUM Microchip Technology 1: $7.56 130In Stock	Mfr. Part No. AT89C5131A-PUTUM Mouser Part No 556-A89C5131A-PUTUM	Microchip Technology	8-bit Microcontrollers - MCU C5130A 32K Flash USB	Datasheet	130In Stock	$7.56 $6.93 $6.28	Min.: 1 Mult.: 1	8051	32 kB	1 kB	QFN-32	48 MHz	No ADC	34 I/O	2.7 V	5.5 V	SMD/SMT	8 bit	- 40 C	+ 85 C	89C		Tray