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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	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
8-bit Microcontrollers - MCU 8-Bit MCU 56KB Flash 4KB RAM 256B EE CIP PIC16F18877-I/MV Microchip Technology 1: $2.04 60In Stock	Mfr. Part No. PIC16F18877-I/MV Mouser Part No 579-PIC16F18877-I/MV	Microchip Technology	8-bit Microcontrollers - MCU 8-Bit MCU 56KB Flash 4KB RAM 256B EE CIP Learn More about Microchip Technology microchip pic16f188xx microcontrollers	Datasheet	60In Stock	$2.04 $1.87 $1.69	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC16	8 bit	32 MHz	56 kB	4 kB	10 bit	36 I/O	2.3 V	5.5 V	+ 85 C	AEC-Q100	Tube
8-bit Microcontrollers - MCU 28KB Fl 1KB R 256B 1.8-5.5V PIC16LF1939-E/MV Microchip Technology 1: $3.21 47In Stock	Mfr. Part No. PIC16LF1939-E/MV Mouser Part No 579-PIC16LF1939-E/MV	Microchip Technology	8-bit Microcontrollers - MCU 28KB Fl 1KB R 256B 1.8-5.5V	Datasheet	47In Stock	$3.21 $2.95 $2.67	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC16	8 bit	32 MHz	28 kB	1 kB	10 bit	36 I/O	1.8 V	3.6 V	+ 125 C		Tube
8-bit Microcontrollers - MCU 28KB Fl 1KB R 256B 1.8-5.5V PIC16LF1939-I/MV Microchip Technology 1: $2.92 131In Stock 876On Order	Mfr. Part No. PIC16LF1939-I/MV Mouser Part No 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. No: PIC16LF1939-I/MV Stock: 131 Can Dispatch Immediately On Order: 365 Expected 09/11/2026 511 Expected 12/11/2026 Factory Lead Time: 17 Weeks	$2.92 $2.68 $2.43	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC16	8 bit	32 MHz	28 kB	1 kB	10 bit	36 I/O	1.8 V	3.6 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 64KB 3968b RAM 8bit familynanoWatt XLP PIC18F46K22-I/MV Microchip Technology 1: $3.85 34In Stock 730On Order	Mfr. Part No. PIC18F46K22-I/MV Mouser Part No 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. No: PIC18F46K22-I/MV Stock: 34 Can Dispatch Immediately On Order: 219 Expected 07/01/2027 511 Expected 22/02/2027 Factory Lead Time: 17 Weeks	$3.85 $3.54 $3.19	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC18	8 bit	64 MHz	64 kB	3.8 kB	10 bit	36 I/O	1.8 V	5.5 V	+ 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: $2.12 523In Stock	Mfr. Part No. PIC18F47Q43-E/MP Mouser Part No 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	$2.12 $1.95 $1.76	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC18	8 bit	64 MHz	128 kB	8 kB	12 bit	36 I/O	1.8 V	5.5 V	+ 125 C		Tube
RF Microcontrollers - MCU SimpleLink 32bit Arm Cortex-M0+ 2.4GHz w CC2340R53N0RKPR Texas Instruments 1: $2.84 77In Stock 3,000Expected 13/11/2026 New Product	Mfr. Part No. CC2340R53N0RKPR Mouser Part No 595-CC2340R53N0RKPR New Product	Texas Instruments	RF Microcontrollers - MCU SimpleLink 32bit Arm Cortex-M0+ 2.4GHz w Learn More about Texas Instruments ti cc2340r5 wireless mcu	Datasheet	77In Stock 3,000Expected 13/11/2026	Cut Tape $2.84 $2.11 $1.93 $1.74 View Reel $1.59 $1.64 $1.60 $1.59	Min.: 1 Mult.: 1 : 3,000	SMD/SMT	QFN-40	Arm Cortex-M0+	32 bit	12 MHz	512 kB	64 kB	12 bit	26 GPIO	2.2 V	3.8 V	+ 85 C		Reel, Cut Tape
ARM Microcontrollers - MCU PSOC4 - GENERAL CY8C4147LQE-S473 Infineon Technologies 1: $6.58 67In Stock	Mfr. Part No. CY8C4147LQE-S473 Mouser Part No 727-CY8C4147LQE-S473	Infineon Technologies	ARM Microcontrollers - MCU PSOC4 - GENERAL Learn More about Infineon Technologies cypress psoc 4100 mcus	Datasheet	67In Stock	$6.58 $4.97 $4.44 $4.20 View $3.93 $3.82	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	ARM Cortex M0+	32 bit	48 MHz	128 kB	16 kB	12 bit	34 I/O	1.71 V	5.5 V	+ 125 C	AEC-Q100	Tray
ARM Microcontrollers - MCU MCU RA4 ARM CM4 48MHZ 256K/32K QFN40 R7FA4M1AB3CNF#AA0 Renesas Electronics 1: $5.78 93In Stock 887Expected 22/01/2027	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 22/01/2027	$5.78 $4.42 $3.88 $3.71 View $3.42 $3.32 $3.26 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
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: $0.88 476In Stock	Mfr. Part No. PIC16F18076-I/MP Mouser Part No 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	$0.88 $0.872	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC16	8 bit	32 MHz	28 kB	2 kB	10 bit	36 I/O	1.8 V	5.5 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 14KB FL 512B RAM 10 bit1.8-3.6V PIC16LF1517-I/MV Microchip Technology 1: $2.34 283In Stock	Mfr. Part No. PIC16LF1517-I/MV Mouser Part No 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	$2.34 $2.15 $1.95	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC16	8 bit	20 MHz	14 kB	512 B	10 bit	36 I/O	2.5 V	3.6 V	+ 85 C		Tube
8-bit Microcontrollers - MCU 14KB FL 512B RAM LCD nanoWatt XLP PIC16LF1907-I/MV Microchip Technology 1: $2.22 30In Stock	Mfr. Part No. PIC16LF1907-I/MV Mouser Part No 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	$2.22 $2.01 $1.83	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC16	8 bit	20 MHz	14 kB	512 B	10 bit	36 I/O	1.8 V	3.6 V	+ 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: $1.76 407In Stock	Mfr. Part No. PIC18F45Q43-E/MP Mouser Part No 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	$1.76 $1.61 $1.46	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC18	8 bit	64 MHz	32 kB	2 kB	12 bit	36 I/O	1.8 V	5.5 V	+ 125 C		Tube
8-bit Microcontrollers - MCU 64KB FL 4KBRM 16MIPS 12bit ADC CTMU PIC18F46K80-E/ML Microchip Technology 1: $4.97 45In Stock	Mfr. Part No. PIC18F46K80-E/ML Mouser Part No 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	$4.97 $4.57 $4.13	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC18	8 bit	64 MHz	64 kB	3.6 kB	12 bit	35 I/O	1.8 V	5.5 V	+ 125 C		Tube
ARM Microcontrollers - MCU PSOC4 - GENERAL CY8C4746LQS-S263 Infineon Technologies 1: $7.68 100In Stock	Mfr. Part No. CY8C4746LQS-S263 Mouser Part No 727-CY8C4746LQS-S263	Infineon Technologies	ARM Microcontrollers - MCU PSOC4 - GENERAL Learn More about Infineon Technologies infineon 4700s microcontrollers	Datasheet	100In Stock	$7.68 $5.92 $5.21 $4.99 View $4.62 $4.48 $4.43 $4.23 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	ARM Cortex M0+	32 bit	48 MHz	64 kB	8 kB	12 bit	34 I/O	1.71 V	5.5 V	+ 105 C		Tray
ARM Microcontrollers - MCU PSOC4 - GENERAL CY8C4747LQS-S453 Infineon Technologies 1: $8.79 100In Stock	Mfr. Part No. CY8C4747LQS-S453 Mouser Part No 727-CY8C4747LQS-S453	Infineon Technologies	ARM Microcontrollers - MCU PSOC4 - GENERAL Learn More about Infineon Technologies infineon 4700s microcontrollers	Datasheet	100In Stock	$8.79 $6.92 $6.36 $5.88 View $5.58 $5.28 $5.14 Quote	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	ARM Cortex M0+	32 bit	48 MHz	128 kB	8 kB	12 bit	34 I/O	1.71 V	5.5 V	+ 105 C		Tray
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 128 kB AES MCU EFM32PG22C200F128IM40-C Silicon Labs 1: $2.14 12,250Expected 25/12/2026	Mfr. Part No. EFM32PG22C200F128IM40-C Mouser Part No 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 25/12/2026	$2.14 $1.67 $1.55 $1.43 View $1.39 $1.33 $1.31 $1.29 $1.27	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	ARM Cortex M33	32 bit	76.8 MHz	128 kB	32 kB	12 bit, 16 bit	26 I/O	1.71 V	3.8 V	+ 125 C		Tray
ARM Microcontrollers - MCU PSOC4 - GENERAL CY8C4025LQSS413XQLA1 Infineon Technologies 1: $8.09 4,900Expected 05/11/2026	Mfr. Part No. CY8C4025LQSS413XQLA1 Mouser Part No 726-CY8C4025LQSS413X	Infineon Technologies	ARM Microcontrollers - MCU PSOC4 - GENERAL	Datasheet	4,900Expected 05/11/2026	$8.09 $5.94 $5.54 $4.87 View $4.62 $4.15 $3.81	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	ARM Cortex M0+	32 bit	24 MHz	32 kB	4 kB	10 bit	34 I/O	1.71 V	5.5 V	+ 105 C	AEC-Q100	Tray
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU EFM32PG22C200F256IM40-C Silicon Labs 1: $2.40 2,450On Order	Mfr. Part No. EFM32PG22C200F256IM40-C Mouser Part No 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	$2.40 $1.89 $1.69 $1.52 View $1.47 $1.40 $1.39 $1.38 $1.34	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	ARM Cortex M33	32 bit	76.8 MHz	256 kB	32 kB	12 bit, 16 bit	26 I/O	1.71 V	3.8 V	+ 125 C		Tray
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU EFM32PG22C200F256IM40-CR Silicon Labs 1: $2.34 7,500Expected 17/11/2026	Mfr. Part No. EFM32PG22C200F256IM40-CR Mouser Part No 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 17/11/2026	Cut Tape $2.34 $1.73 $1.58 $1.49 Reel $1.25	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-40	ARM Cortex M33	32 bit	76.8 MHz	256 kB	32 kB	12 bit	26 I/O	3 V	3 V	+ 125 C		Reel, Cut Tape
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 128 kB AES MCU EFM32PG23B200F128IM40-CR Silicon Labs 1: $3.39 2,497Expected 04/12/2026	Mfr. Part No. EFM32PG23B200F128IM40-CR Mouser Part No 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 04/12/2026	Cut Tape $3.39 $2.53 $2.31 $2.07 View Reel $1.62 $1.96 $1.92 $1.62 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	SMD/SMT	QFN-40	ARM Cortex M33	32 bit	80 MHz	128 kB	64 kB	12 bit/16 bit/20 bit	29 I/O	1.71 V	3.8 V	+ 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: $1.85 414Expected 25/12/2026	Mfr. Part No. PIC16F18876-I/MV Mouser Part No 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 25/12/2026	$1.85 $1.69 $1.52	Min.: 1 Mult.: 1	SMD/SMT	QFN-40	PIC16	8 bit	32 MHz	28 kB	2 kB	10 bit	36 I/O	2.3 V	5.5 V	+ 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: $1.61 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. PIC18F47Q43T-I/MP Mouser Part No 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 $1.61	Min.: 3,300 Mult.: 3,300 : 3,300	SMD/SMT	QFN-40	PIC18	8 bit	64 MHz	128 kB	8 kB	12 bit	36 I/O	1.8 V	5.5 V	+ 85 C		Reel
8-bit Microcontrollers - MCU 14KB Flash 512B RAM 10-bit 1.8-5.5V PIC16F1517-E/MV Microchip Technology 365: $2.15 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. PIC16F1517-E/MV Mouser Part No 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	$2.15	Min.: 365 Mult.: 73	SMD/SMT	QFN-40	PIC16	8 bit	20 MHz	8 kB	512 B	10 bit	36 I/O	2.5 V	5.5 V	+ 125 C		Tube
8-bit Microcontrollers - MCU 28KB Flash 1024B RAM 10-bit 1.8-5.5V PIC16F1519-I/MV Microchip Technology 365: $2.05 Non-Stocked Lead-Time 9 Weeks	Mfr. Part No. PIC16F1519-I/MV Mouser Part No 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	$2.05	Min.: 365 Mult.: 73	SMD/SMT	QFN-40	PIC16	8 bit	20 MHz	16 kB	1 kB	10 bit	36 I/O	2.5 V	5.5 V	+ 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: $0.83 Non-Stocked Lead-Time 10 Weeks	Mfr. Part No. PIC16F15274-E/MP Mouser Part No 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	$0.83	Min.: 803 Mult.: 73		QFN-40												Tube