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QFN-40 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 28KB Fl 1KB R 256B 1.8-5.5V PIC16LF1939-E/MV Microchip Technology 1: $4.17 47In Stock	Mfr. Part # PIC16LF1939-E/MV Mouser Part # 579-PIC16LF1939-E/MV	Microchip Technology	8-bit Microcontrollers - MCU 28KB Fl 1KB R 256B 1.8-5.5V	Datasheet	47In Stock	$4.17 $3.84 $3.47	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC16	28 kB	8 bit	10 bit	32 MHz	36 I/O	1 kB	1.8 V	3.6 V	- 40 C	+ 125 C		Tube
8-bit Microcontrollers - MCU 28KB Fl 1KB R 256B 1.8-5.5V PIC16LF1939-I/MV Microchip Technology 1: $3.80 131In Stock 876On Order	Mfr. Part # PIC16LF1939-I/MV Mouser Part # 579-PIC16LF1939-I/MV	Microchip Technology	8-bit Microcontrollers - MCU 28KB Fl 1KB R 256B 1.8-5.5V	Datasheet	131In Stock 876On Order On Order Ship Dates Mfr. #: PIC16LF1939-I/MV Stock: 131 Can Ship Immediately On Order: 365 Expected 11/9/2026 511 Expected 11/12/2026 Factory Lead-Time: 17 Weeks	$3.80 $3.48 $3.16	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC16	28 kB	8 bit	10 bit	32 MHz	36 I/O	1 kB	1.8 V	3.6 V	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU 64KB 3968b RAM 8bit familynanoWatt XLP PIC18F46K22-I/MV Microchip Technology 1: $5.01 34In Stock 730On Order	Mfr. Part # PIC18F46K22-I/MV Mouser Part # 579-PIC18F46K22-I/MV	Microchip Technology	8-bit Microcontrollers - MCU 64KB 3968b RAM 8bit familynanoWatt XLP Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	34In Stock 730On Order On Order Ship Dates Mfr. #: PIC18F46K22-I/MV Stock: 34 Can Ship Immediately On Order: 219 Expected 12/3/2026 511 Expected 2/22/2027 Factory Lead-Time: 17 Weeks	$5.01 $4.60 $4.15	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC18	64 kB	8 bit	10 bit	64 MHz	36 I/O	3.8 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU 128KB Flash, 8KB RAM, 1KB EEPROM, 12-bit ADC2, 8-bit DAC, Comp, 16-bit PWM, PIC18F47Q43-E/MP Microchip Technology 1: $2.76 523In Stock	Mfr. Part # PIC18F47Q43-E/MP Mouser Part # 579-PIC18F47Q43-E/MP	Microchip Technology	8-bit Microcontrollers - MCU 128KB Flash, 8KB RAM, 1KB EEPROM, 12-bit ADC2, 8-bit DAC, Comp, 16-bit PWM, Learn More about Microchip Technology microchip pic18 q43 microcontroller	Datasheet	523In Stock	$2.76 $2.54 $2.29	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC18	128 kB	8 bit	12 bit	64 MHz	36 I/O	8 kB	1.8 V	5.5 V	- 40 C	+ 125 C		Tube
ARM Microcontrollers - MCU PSOC4 - GENERAL CY8C4147LQE-S473 Infineon Technologies 1: $8.55 67In Stock	Mfr. Part # CY8C4147LQE-S473 Mouser Part # 727-CY8C4147LQE-S473	Infineon Technologies	ARM Microcontrollers - MCU PSOC4 - GENERAL Learn More about Infineon Technologies cypress psoc 4100 mcus	Datasheet	67In Stock	$8.55 $6.46 $5.77 $5.46 View $5.11 $4.97	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	34 I/O	16 kB	1.71 V	5.5 V	- 40 C	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU MCU RA4 ARM CM4 48MHZ 256K/32K QFN40 R7FA4M1AB3CNF#AA0 Renesas Electronics 1: $7.51 93In Stock 887Expected 1/22/2027	Mfr. Part # R7FA4M1AB3CNF#AA0 Mouser Part # 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 1/22/2027	$7.51 $5.75 $5.04 $4.82 View $4.45 $4.32 $4.24 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	ARM Cortex M4	256 kB	32 bit	14 bit	48 MHz	28 I/O	32 kB	1.6 V	5.5 V	- 40 C	+ 105 C		Tray
8-bit Microcontrollers - MCU 28KB Flash, 256EE, 2KB RAM, 10b ADC, PWM, CCP, HLT, WDT, PPS, EUSART, SPI/I2C PIC16F18076-I/MP Microchip Technology 1: $1.14 476In Stock	Mfr. Part # PIC16F18076-I/MP Mouser Part # 579-PIC16F18076-I/MP	Microchip Technology	8-bit Microcontrollers - MCU 28KB Flash, 256EE, 2KB RAM, 10b ADC, PWM, CCP, HLT, WDT, PPS, EUSART, SPI/I2C Learn More about Microchip Technology microchip pic16f18056 pic16f18076 mcus	Datasheet	476In Stock	$1.14 $1.13	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC16	28 kB	8 bit	10 bit	32 MHz	36 I/O	2 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU 14KB FL 512B RAM 10 bit1.8-3.6V PIC16LF1517-I/MV Microchip Technology 1: $3.04 283In Stock	Mfr. Part # PIC16LF1517-I/MV Mouser Part # 579-PIC16LF1517-I/MV	Microchip Technology	8-bit Microcontrollers - MCU 14KB FL 512B RAM 10 bit1.8-3.6V Learn More about Microchip Technology microchipxlp	Datasheet	283In Stock	$3.04 $2.80 $2.54	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC16	14 kB	8 bit	10 bit	20 MHz	36 I/O	512 B	2.5 V	3.6 V	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU 14KB FL 512B RAM LCD nanoWatt XLP PIC16LF1907-I/MV Microchip Technology 1: $2.89 30In Stock	Mfr. Part # PIC16LF1907-I/MV Mouser Part # 579-PIC16LF1907-I/MV	Microchip Technology	8-bit Microcontrollers - MCU 14KB FL 512B RAM LCD nanoWatt XLP Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	30In Stock	$2.89 $2.61 $2.38	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC16	14 kB	8 bit	10 bit	20 MHz	36 I/O	512 B	1.8 V	3.6 V	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU 32KB Flash, 2KB RAM, 3x 16-bit PWMs, 6 ch DMA Comparator, 8-bit DAC, 12-bit ADCC PIC18F45Q43-E/MP Microchip Technology 1: $2.29 407In Stock	Mfr. Part # PIC18F45Q43-E/MP Mouser Part # 579-PIC18F45Q43-E/MP	Microchip Technology	8-bit Microcontrollers - MCU 32KB Flash, 2KB RAM, 3x 16-bit PWMs, 6 ch DMA Comparator, 8-bit DAC, 12-bit ADCC	Datasheet	407In Stock	$2.29 $2.09 $1.90	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC18	32 kB	8 bit	12 bit	64 MHz	36 I/O	2 kB	1.8 V	5.5 V	- 40 C	+ 125 C		Tube
8-bit Microcontrollers - MCU 64KB FL 4KBRM 16MIPS 12bit ADC CTMU PIC18F46K80-E/ML Microchip Technology 1: $6.46 45In Stock	Mfr. Part # PIC18F46K80-E/ML Mouser Part # 579-PIC18F46K80-E/ML	Microchip Technology	8-bit Microcontrollers - MCU 64KB FL 4KBRM 16MIPS 12bit ADC CTMU Learn More about Microchip Technology microchip automotive 8bit mcus	Datasheet	45In Stock	$6.46 $5.94 $5.37	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC18	64 kB	8 bit	12 bit	64 MHz	35 I/O	3.6 kB	1.8 V	5.5 V	- 40 C	+ 125 C		Tube
ARM Microcontrollers - MCU PSOC4 - GENERAL CY8C4746LQS-S263 Infineon Technologies 1: $9.98 100In Stock	Mfr. Part # CY8C4746LQS-S263 Mouser Part # 727-CY8C4746LQS-S263	Infineon Technologies	ARM Microcontrollers - MCU PSOC4 - GENERAL Learn More about Infineon Technologies infineon 4700s microcontrollers	Datasheet	100In Stock	$9.98 $7.70 $6.77 $6.49 View $6.01 $5.82 $5.76 $5.50 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	ARM Cortex M0+	64 kB	32 bit	12 bit	48 MHz	34 I/O	8 kB	1.71 V	5.5 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU PSOC4 - GENERAL CY8C4747LQS-S453 Infineon Technologies 1: $11.43 100In Stock	Mfr. Part # CY8C4747LQS-S453 Mouser Part # 727-CY8C4747LQS-S453	Infineon Technologies	ARM Microcontrollers - MCU PSOC4 - GENERAL Learn More about Infineon Technologies infineon 4700s microcontrollers	Datasheet	100In Stock	$11.43 $9.00 $8.27 $7.64 View $7.25 $6.86 $6.68 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	ARM Cortex M0+	128 kB	32 bit	12 bit	48 MHz	34 I/O	8 kB	1.71 V	5.5 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 128 kB AES MCU EFM32PG22C200F128IM40-C Silicon Labs 1: $2.78 12,250Expected 12/25/2026	Mfr. Part # EFM32PG22C200F128IM40-C Mouser Part # 634-EFM32PG22C12840C	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 128 kB AES MCU Learn More about Silicon Labs efm32pg22 mcus	Datasheet	12,250Expected 12/25/2026	$2.78 $2.17 $2.02 $1.86 View $1.81 $1.73 $1.70 $1.68 $1.65	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	ARM Cortex M33	128 kB	32 bit	12 bit, 16 bit	76.8 MHz	26 I/O	32 kB	1.71 V	3.8 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU PSOC4 - GENERAL CY8C4025LQSS413XQLA1 Infineon Technologies 1: $10.52 4,900On Order	Mfr. Part # CY8C4025LQSS413XQLA1 Mouser Part # 726-CY8C4025LQSS413X	Infineon Technologies	ARM Microcontrollers - MCU PSOC4 - GENERAL	Datasheet	4,900On Order	$10.52 $7.72 $7.20 $6.33 View $6.01 $5.40 $4.95	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	ARM Cortex M0+	32 kB	32 bit	10 bit	24 MHz	34 I/O	4 kB	1.71 V	5.5 V	- 40 C	+ 105 C	AEC-Q100	Tray
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU EFM32PG22C200F256IM40-C Silicon Labs 1: $3.12 2,450On Order	Mfr. Part # EFM32PG22C200F256IM40-C Mouser Part # 634-EFM32PG22C25640C	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU Learn More about Silicon Labs efm32pg22 mcus	Datasheet	2,450On Order	$3.12 $2.46 $2.20 $1.98 View $1.91 $1.82 $1.81 $1.79 $1.74	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	ARM Cortex M33	256 kB	32 bit	12 bit, 16 bit	76.8 MHz	26 I/O	32 kB	1.71 V	3.8 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU EFM32PG22C200F256IM40-CR Silicon Labs 1: $3.04 7,500Expected 11/17/2026	Mfr. Part # EFM32PG22C200F256IM40-CR Mouser Part # 634-EFM32PG22C5640CR	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU Learn More about Silicon Labs efm32pg22 mcus	Datasheet	7,500Expected 11/17/2026	Cut Tape $3.04 $2.25 $2.05 $1.94 Reel $1.63	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-40	ARM Cortex M33	256 kB	32 bit	12 bit	76.8 MHz	26 I/O	32 kB	3 V	3 V	- 40 C	+ 125 C		Reel, Cut Tape
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 128 kB AES MCU EFM32PG23B200F128IM40-CR Silicon Labs 1: $4.41 2,497Expected 12/4/2026	Mfr. Part # EFM32PG23B200F128IM40-CR Mouser Part # 634-PG2320F128IM40CR	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 128 kB AES MCU Learn More about Silicon Labs efm32pg23 microcontrollers	Datasheet	2,497Expected 12/4/2026	Cut Tape $4.41 $3.29 $3.00 $2.69 View Reel $2.11 $2.55 $2.50 $2.11 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-40	ARM Cortex M33	128 kB	32 bit	12 bit/16 bit/20 bit	80 MHz	29 I/O	64 kB	1.71 V	3.8 V	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel
8-bit Microcontrollers - MCU 8-Bit MCU 28KB Flash 2KB RAM 256B EE CIP PIC16F18876-I/MV Microchip Technology 1: $2.41 414Expected 12/25/2026	Mfr. Part # PIC16F18876-I/MV Mouser Part # 579-PIC16F18876-I/MV	Microchip Technology	8-bit Microcontrollers - MCU 8-Bit MCU 28KB Flash 2KB RAM 256B EE CIP Learn More about Microchip Technology microchip pic16f188xx microcontrollers	Datasheet	414Expected 12/25/2026	$2.41 $2.20 $1.98	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC16	28 kB	8 bit	10 bit	32 MHz	36 I/O	2 kB	2.3 V	5.5 V	- 40 C	+ 85 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU 128KB Flash, 8KB RAM, 1KB EEPROM, 12-bit ADC2, 8-bit DAC, Comp, 16-bit PWM, PIC18F47Q43T-I/MP Microchip Technology 3,300: $2.09 Non-Stocked Lead-Time 9 Weeks	Mfr. Part # PIC18F47Q43T-I/MP Mouser Part # 579-IC18F47Q43T-I/MP	Microchip Technology	8-bit Microcontrollers - MCU 128KB Flash, 8KB RAM, 1KB EEPROM, 12-bit ADC2, 8-bit DAC, Comp, 16-bit PWM,	Datasheet	Non-Stocked Lead-Time 9 Weeks	Reel $2.09	Min.: 3,300 Mult.: 3,300 : 3,300	SMD/SMT	QFN-40	PIC18	128 kB	8 bit	12 bit	64 MHz	36 I/O	8 kB	1.8 V	5.5 V	- 40 C	+ 85 C		Reel
8-bit Microcontrollers - MCU 14KB Flash 512B RAM 10-bit 1.8-5.5V PIC16F1517-E/MV Microchip Technology 365: $2.80 Non-Stocked Lead-Time 9 Weeks	Mfr. Part # PIC16F1517-E/MV Mouser Part # 579-PIC16F1517-E/MV	Microchip Technology	8-bit Microcontrollers - MCU 14KB Flash 512B RAM 10-bit 1.8-5.5V Learn More about Microchip Technology microchip pic16f15xx microcontrollers	Datasheet	Non-Stocked Lead-Time 9 Weeks	$2.80	Min.: 365 Mult.: 73	SMD/SMT	QFN-40	PIC16	8 kB	8 bit	10 bit	20 MHz	36 I/O	512 B	2.5 V	5.5 V	- 40 C	+ 125 C		Tube
8-bit Microcontrollers - MCU 28KB Flash 1024B RAM 10-bit 1.8-5.5V PIC16F1519-I/MV Microchip Technology 365: $2.67 Non-Stocked Lead-Time 9 Weeks	Mfr. Part # PIC16F1519-I/MV Mouser Part # 579-PIC16F1519-I/MV	Microchip Technology	8-bit Microcontrollers - MCU 28KB Flash 1024B RAM 10-bit 1.8-5.5V Learn More about Microchip Technology microchip pic16f15xx microcontrollers	Datasheet	Non-Stocked Lead-Time 9 Weeks	$2.67	Min.: 365 Mult.: 73	SMD/SMT	QFN-40	PIC16	16 kB	8 bit	10 bit	20 MHz	36 I/O	1 kB	2.5 V	5.5 V	- 40 C	+ 85 C		Tube
8-bit Microcontrollers - MCU 7KB Flash, 512B RAM, 10b ADC, 2xPWM, 2xCCP, HLT, WDT, PPS, EUSART, SPI/I2C, XLP PIC16F15274-E/MP Microchip Technology 803: $1.08 Non-Stocked Lead-Time 10 Weeks	Mfr. Part # PIC16F15274-E/MP Mouser Part # 579-PIC16F15274-E/MP	Microchip Technology	8-bit Microcontrollers - MCU 7KB Flash, 512B RAM, 10b ADC, 2xPWM, 2xCCP, HLT, WDT, PPS, EUSART, SPI/I2C, XLP	Datasheet	Non-Stocked Lead-Time 10 Weeks	$1.08	Min.: 803 Mult.: 73		QFN-40													Tube
8-bit Microcontrollers - MCU 7KB Flash, 512B RAM, 10b ADC, 2xPWM, 2xCCP, HLT, WDT, PPS, EUSART, SPI/I2C, XLP PIC16F15274-I/MP Microchip Technology 876: $0.975 Non-Stocked Lead-Time 10 Weeks	Mfr. Part # PIC16F15274-I/MP Mouser Part # 579-PIC16F15274-I/MP	Microchip Technology	8-bit Microcontrollers - MCU 7KB Flash, 512B RAM, 10b ADC, 2xPWM, 2xCCP, HLT, WDT, PPS, EUSART, SPI/I2C, XLP	Datasheet	Non-Stocked Lead-Time 10 Weeks	$0.975	Min.: 876 Mult.: 73		QFN-40													Tube
8-bit Microcontrollers - MCU 14KB Flash, 1KB RAM, 10b ADC, 2xPWM, 2xCCP, HLT, WDT, PPS, EUSART, SPI/I2C, XLP PIC16F15275-E/MP Microchip Technology 730: $1.29 Non-Stocked Lead-Time 9 Weeks	Mfr. Part # PIC16F15275-E/MP Mouser Part # 579-PIC16F15275-E/MP	Microchip Technology	8-bit Microcontrollers - MCU 14KB Flash, 1KB RAM, 10b ADC, 2xPWM, 2xCCP, HLT, WDT, PPS, EUSART, SPI/I2C, XLP	Datasheet	Non-Stocked Lead-Time 9 Weeks	$1.29	Min.: 730 Mult.: 73		QFN-40													Tube