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QFN-40 ARM 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.	Series	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
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU EFM32PG23B200F512IM40-C Silicon Labs 1: $5.30 2,931In Stock	Mfr. Part # EFM32PG23B200F512IM40-C Mouser Part # 634-PG23200F512IM40C	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU Learn More about Silicon Labs efm32pg23 microcontrollers	Datasheet	2,931In Stock	$5.30 $4.11 $3.77 $3.41 View $3.24 $3.21 $3.02 $2.94	Min.: 1 Mult.: 1	PG23	SMD/SMT	QFN-40	ARM Cortex M33	512 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		Tray
ARM Microcontrollers - MCU PSoC4 CY8C4024LQI-S413 Infineon Technologies 1: $4.19 2,747In Stock	Mfr. Part # CY8C4024LQI-S413 Mouser Part # 727-CY8C4024LQI-S413	Infineon Technologies	ARM Microcontrollers - MCU PSoC4 Learn More about Infineon Technologies cypress psoc 4000 socs	Datasheet	2,747In Stock	$4.19 $3.13 $2.72 $2.59 View $2.37 $2.30 $2.16 $2.15	Min.: 1 Mult.: 1	PSOC 4000	SMD/SMT	QFN-40	ARM Cortex M0+	16 kB	32 bit	10 bit	24 MHz	34 I/O	2 kB	1.71 V	5.5 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU USB-C HV MCU CYPM1111-40LQXI Infineon Technologies 1: $4.64 4,063In Stock	Mfr. Part # CYPM1111-40LQXI Mouser Part # 727-CYPM1111-40LQXI	Infineon Technologies	ARM Microcontrollers - MCU USB-C HV MCU Learn More about Infineon Technologies infineon usb c ez pd pmg1 s1	Datasheet	4,063In Stock	$4.64 $3.20 $2.93 $2.68 View $2.55 $2.25 $2.24	Min.: 1 Mult.: 1	EZ-PD PMG1-S1	SMD/SMT	QFN-40	ARM Cortex M0	128 kB	32 bit	8 bit	48 MHz	17 I/O	12 kB	2.7 V	5.5 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU PSOC4 - GENERAL CY8C4146LQE-S433 Infineon Technologies 1: $8.62 878In Stock	Mfr. Part # CY8C4146LQE-S433 Mouser Part # 727-8C4146LQES433	Infineon Technologies	ARM Microcontrollers - MCU PSOC4 - GENERAL Learn More about Infineon Technologies cypress semiconductor psoc4100s	Datasheet	878In Stock	$8.62 $6.33 $5.90 $5.19 View $4.90 $4.89 $4.04 $3.86 Quote	Min.: 1 Mult.: 1	PSOC 4100S	SMD/SMT	QFN-40	ARM Cortex M0+	64 kB	32 bit	10 bit, 12 bit	48 MHz	34 I/O	8 kB	1.71 V	5.5 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 64 kB AES MCU EFM32PG22C200F64IM40-CR Silicon Labs 1: $2.39 3,106In Stock	Mfr. Part # EFM32PG22C200F64IM40-CR Mouser Part # 634-EFM32PG22C6440CR	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 64 kB AES MCU Learn More about Silicon Labs efm32pg22 mcus	Datasheet	3,106In Stock	Cut Tape $2.39 $1.76 $1.60 $1.42 Reel $1.19 View $1.34 $1.28 $1.27 $1.17	Min.: 1 Mult.: 1 : 2,500		SMD/SMT	QFN-40	ARM Cortex M33	64 kB	32 bit			26 I/O	32 kB			- 40 C	+ 125 C		Reel, Cut Tape
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 64 kB AES MCU EFM32PG22C200F64IM40-C Silicon Labs 1: $2.61 5,747In Stock	Mfr. Part # EFM32PG22C200F64IM40-C Mouser Part # 634-EFM32PG22C64M40C	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 64 kB AES MCU Learn More about Silicon Labs efm32pg22 mcus	Datasheet	5,747In Stock	$2.61 $2.00 $1.82 $1.63 View $1.53 $1.48 $1.42 $1.39 $1.34	Min.: 1 Mult.: 1		SMD/SMT	QFN-40	ARM Cortex M33	64 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 80 MHz 64 kB AES MCU EFM32PG23B200F64IM40-C Silicon Labs 1: $4.02 1,900In Stock	Mfr. Part # EFM32PG23B200F64IM40-C Mouser Part # 634-PG23200F64IM40C	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 64 kB AES MCU Learn More about Silicon Labs efm32pg23 microcontrollers	Datasheet	1,900In Stock	$4.02 $3.09 $2.82 $2.54 View $2.39 $2.34 $2.24 $2.15 $2.12	Min.: 1 Mult.: 1	PG23	SMD/SMT	QFN-40	ARM Cortex M33	64 kB	32 bit	12 bit/16 bit/20 bit	80 MHz	29 I/O	32 kB	1.71 V	3.8 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU PSOC4 - GENERAL CY8C4146LQE-S423 Infineon Technologies 1: $6.40 4,704In Stock	Mfr. Part # CY8C4146LQE-S423 Mouser Part # 727-8C4146LQES423	Infineon Technologies	ARM Microcontrollers - MCU PSOC4 - GENERAL Learn More about Infineon Technologies cypress automotive qualified parts	Datasheet	4,704In Stock	$6.40 $4.86 $4.25 $4.11 View $4.07 Quote	Min.: 1 Mult.: 1	PSOC 4100S	SMD/SMT	QFN-40	ARM Cortex M0+	64 kB	32 bit	10 bit, 12 bit	48 MHz	34 I/O	8 kB	1.71 V	5.5 V	- 40 C	+ 125 C		Tray
ARM Microcontrollers - MCU PSoC 4 S-Series CapSense CY8C4125LQI-S413 Infineon Technologies 1: $4.93 2,039In Stock	Mfr. Part # CY8C4125LQI-S413 Mouser Part # 727-CY8C4125LQI-S413	Infineon Technologies	ARM Microcontrollers - MCU PSoC 4 S-Series CapSense Learn More about Infineon Technologies cypress psoc 4100 mcus	Datasheet	2,039In Stock	$4.93 $3.72 $3.22 $2.82 View $2.74 $2.55 $2.54	Min.: 1 Mult.: 1	PSOC 4100	SMD/SMT	QFN-40	ARM Cortex M0+	32 kB	32 bit	10 bit, 12 bit	24 MHz	34 I/O	4 kB	1.71 V	5.5 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU PSoC 4 S-Series CapSense CY8C4125LQI-S433 Infineon Technologies 1: $5.30 5,763In Stock	Mfr. Part # CY8C4125LQI-S433 Mouser Part # 727-CY8C4125LQI-S433	Infineon Technologies	ARM Microcontrollers - MCU PSoC 4 S-Series CapSense Learn More about Infineon Technologies cypress psoc 4100 mcus	Datasheet	5,763In Stock	$5.30 $4.02 $3.48 $3.33 View $3.06 $2.98 $2.89 $2.72	Min.: 1 Mult.: 1	PSOC 4100	SMD/SMT	QFN-40	ARM Cortex M0+	32 kB	32 bit	10 bit, 12 bit	24 MHz	34 I/O	4 kB	1.71 V	5.5 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU PSoC 4 S-Series CapSense CY8C4146LQI-S423 Infineon Technologies 1: $5.15 4,385In Stock	Mfr. Part # CY8C4146LQI-S423 Mouser Part # 727-CY8C4146LQI-S423	Infineon Technologies	ARM Microcontrollers - MCU PSoC 4 S-Series CapSense Learn More about Infineon Technologies cypress semiconductor psoc4100s	Datasheet	4,385In Stock	$5.15 $3.89 $3.38 $3.22 View $2.96 $2.87 $2.80 $2.74	Min.: 1 Mult.: 1	PSOC 4100	SMD/SMT	QFN-40	ARM Cortex M0+	64 kB	32 bit	10 bit, 12 bit	48 MHz	34 I/O	8 kB	1.71 V	5.5 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU EFM32PG23B200F512IM40-CR Silicon Labs 1: $5.45 779In Stock	Mfr. Part # EFM32PG23B200F512IM40-CR Mouser Part # 634-PG2320F512IM40CR	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU Learn More about Silicon Labs efm32pg23 microcontrollers	Datasheet	779In Stock	Cut Tape $5.45 $4.11 $3.77 $3.41 View Reel $2.94 $3.24 $3.21 $3.02 $2.94 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PG23	SMD/SMT	QFN-40	ARM Cortex M33	512 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
ARM Microcontrollers - MCU PSOC4 - GENERAL CY8C4125LQS-S423 Infineon Technologies 1: $6.02 1,699In Stock	Mfr. Part # CY8C4125LQS-S423 Mouser Part # 727-8C4125LQSS423	Infineon Technologies	ARM Microcontrollers - MCU PSOC4 - GENERAL Learn More about Infineon Technologies cypress automotive qualified parts	Datasheet	1,699In Stock	$6.02 $4.56 $3.98 $3.81 View $3.50 $3.41 $3.39 Quote	Min.: 1 Mult.: 1	PSOC 4100S	SMD/SMT	QFN-40	ARM Cortex M0+	32 kB	32 bit	10 bit, 12 bit	24 MHz	34 I/O	4 kB	1.71 V	5.5 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU PSoC4 CY8C4146LQI-S433T Infineon Technologies 1: $5.59 1,375In Stock	Mfr. Part # CY8C4146LQI-S433T Mouser Part # 727-CY8C4146LQIS433T	Infineon Technologies	ARM Microcontrollers - MCU PSoC4 Learn More about Infineon Technologies cypress psoc 4100 mcus	Datasheet	1,375In Stock	Cut Tape $5.59 $4.24 $3.69 $3.52 Reel $3.02 View $3.51 $3.24 $3.20 $2.98 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PSOC 4100	SMD/SMT	QFN-40	ARM Cortex M0+	64 kB	32 bit	10 bit, 12 bit	48 MHz	34 I/O	8 kB	1.71 V	5.5 V	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 256 kB AES MCU EFM32PG23B200F256IM40-CR Silicon Labs 1: $4.82 2,483In Stock	Mfr. Part # EFM32PG23B200F256IM40-CR Mouser Part # 634-PG2320F256IM40CR	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 256 kB AES MCU Learn More about Silicon Labs efm32pg23 microcontrollers	Datasheet	2,483In Stock	Cut Tape $4.82 $3.59 $3.28 $2.94 Reel $2.50 View $2.78 $2.72 $2.59 $2.46	Min.: 1 Mult.: 1 : 2,500	PG23	SMD/SMT	QFN-40	ARM Cortex M33	256 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
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 64 kB AES MCU EFM32PG23B200F64IM40-CR Silicon Labs 1: $4.16 7,970In Stock	Mfr. Part # EFM32PG23B200F64IM40-CR Mouser Part # 634-PG23200F64IM40CR	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 64 kB AES MCU Learn More about Silicon Labs efm32pg23 microcontrollers	Datasheet	7,970In Stock	Cut Tape $4.16 $3.11 $2.83 $2.55 Reel $2.16 View $2.41 $2.35 $2.24 $2.12	Min.: 1 Mult.: 1 : 2,500	PG23	SMD/SMT	QFN-40	ARM Cortex M33	64 kB	32 bit	12 bit/16 bit/20 bit	80 MHz	29 I/O	32 kB	1.71 V	3.8 V	- 40 C	+ 125 C		Reel, Cut Tape
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 512 kB AES MCU EFM32PG22C200F512IM40-CR Silicon Labs 1: $5.53 3,203In Stock	Mfr. Part # EFM32PG22C200F512IM40-CR Mouser Part # 634-EFM32PG22C1240CR	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 512 kB AES MCU Learn More about Silicon Labs efm32pg22 mcus	Datasheet	3,203In Stock	Cut Tape $5.53 $3.65 $3.33 $2.83 Reel $2.25 View $2.69 $2.42 $2.41 $2.03 MouseReel Available	Min.: 1 Mult.: 1 : 2,500		SMD/SMT	QFN-40	ARM Cortex M33	512 kB	32 bit	12 bit	76.8 MHz	26 I/O	32 kB	3.8 V	1.71 V	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 512 kB AES MCU EFM32PG22C200F512IM40-C Silicon Labs 1: $3.87 2,451In Stock	Mfr. Part # EFM32PG22C200F512IM40-C Mouser Part # 634-EFM32PG22C51240C	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 512 kB AES MCU Learn More about Silicon Labs efm32pg22 mcus	Datasheet	2,451In Stock	$3.87 $2.89 $2.64 $2.37 View $2.24 $2.18 $2.07 $2.02 $1.98	Min.: 1 Mult.: 1		SMD/SMT	QFN-40	ARM Cortex M33	512 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 80 MHz 128 kB AES MCU EFM32PG23B200F128IM40-C Silicon Labs 1: $4.39 1,601In Stock	Mfr. Part # EFM32PG23B200F128IM40-C Mouser Part # 634-PG23200F128IM40C	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 128 kB AES MCU Learn More about Silicon Labs efm32pg23 microcontrollers	Datasheet	1,601In Stock	$4.39 $3.28 $2.99 $2.68 View $2.54 $2.48 $2.35 $2.29 $2.24	Min.: 1 Mult.: 1	PG23	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		Tray
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 256 kB AES MCU EFM32PG23B200F256IM40-C Silicon Labs 1: $4.82 3,374In Stock	Mfr. Part # EFM32PG23B200F256IM40-C Mouser Part # 634-PG23200F256IM40C	Silicon Labs	ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 256 kB AES MCU Learn More about Silicon Labs efm32pg23 microcontrollers	Datasheet	3,374In Stock	$4.82 $3.59 $3.28 $2.94 View $2.78 $2.72 $2.59 $2.51 $2.46	Min.: 1 Mult.: 1	PG23	SMD/SMT	QFN-40	ARM Cortex M33	256 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		Tray
ARM Microcontrollers - MCU PSoC 4 S-Series CapSense CY8C4125LQI-S423 Infineon Technologies 1: $4.15 1,857In Stock 2,450Expected 11/13/2026	Mfr. Part # CY8C4125LQI-S423 Mouser Part # 727-CY8C4125LQI-S423	Infineon Technologies	ARM Microcontrollers - MCU PSoC 4 S-Series CapSense Learn More about Infineon Technologies cypress psoc 4100 mcus	Datasheet	1,857In Stock 2,450Expected 11/13/2026	$4.15 $3.11 $2.69 $2.56 View $2.34 $2.28 $1.82	Min.: 1 Mult.: 1	PSOC 4100	SMD/SMT	QFN-40	ARM Cortex M0+	32 kB	32 bit	10 bit, 12 bit	24 MHz	34 I/O	4 kB	1.71 V	5.5 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU 48MHz, 5V Main Stream CM0+ MCU with NXP Touch (TSI) MKE15Z64VFP4 NXP Semiconductors 1: $5.97 1,412In Stock	Mfr. Part # MKE15Z64VFP4 Mouser Part # 771-MKE15Z64VFP4	NXP Semiconductors	ARM Microcontrollers - MCU 48MHz, 5V Main Stream CM0+ MCU with NXP Touch (TSI) Learn More about NXP Semiconductors nxp kinetis ke1xz microcontrollers	Datasheet	1,412In Stock	$5.97 $4.52 $3.95 $3.77 View $3.47 $3.37 Quote	Min.: 1 Mult.: 1	KE1xZ	SMD/SMT	QFN-40	ARM Cortex M0+	64 kB	32 bit	12 bit	48 MHz	36 I/O	8 kB	2.7 V	5.5 V	- 40 C	+ 105 C		Tray
ARM Microcontrollers - MCU PSoC 4 S-Series CapSense CY8C4124LQI-S413 Infineon Technologies 1: $4.60 405In Stock	Mfr. Part # CY8C4124LQI-S413 Mouser Part # 727-CY8C4124LQI-S413	Infineon Technologies	ARM Microcontrollers - MCU PSoC 4 S-Series CapSense Learn More about Infineon Technologies cypress psoc 4100 mcus	Datasheet	405In Stock	$4.60 $3.46 $3.00 $2.86 View $2.63 $2.59 $2.54 $2.51	Min.: 1 Mult.: 1	PSOC 4100	SMD/SMT	QFN-40	ARM Cortex M0+	16 kB	32 bit	10 bit	24 MHz	34 I/O	4 kB	1.71 V	5.5 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU PSoC 4 S-Series CapSense CY8C4146LQI-S433 Infineon Technologies 1: $5.59 170In Stock 2,450Expected 1/28/2027	Mfr. Part # CY8C4146LQI-S433 Mouser Part # 727-CY8C4146LQI-S433	Infineon Technologies	ARM Microcontrollers - MCU PSoC 4 S-Series CapSense Learn More about Infineon Technologies cypress semiconductor psoc4100s	Datasheet	170In Stock 2,450Expected 1/28/2027	$5.59 $4.24 $3.69 $3.52 View $3.24 $3.15 $3.12 $3.03	Min.: 1 Mult.: 1	PSOC 4100	SMD/SMT	QFN-40	ARM Cortex M0+	64 kB	32 bit	10 bit, 12 bit	48 MHz	34 I/O	8 kB	1.71 V	5.5 V	- 40 C	+ 85 C		Tray
ARM Microcontrollers - MCU PSOC4 - GENERAL CY8C4147LQE-S473 Infineon Technologies 1: $10.31 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	$10.31 $7.20 $6.86 $5.97 View $5.69 $5.19 $5.10 $4.86 Quote	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

QFN-40 ARM Microcontrollers - MCU

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