.hide-partial { max-height: none; } .show-more { display: none; }

QFN-40 ARM Microcontrollers - MCU

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 118

Applied Filters:

Package / Case = QFN-40

Manufacturer

Series

Mounting Style

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

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CLP) 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 76 MHz 64 kB AES MCU EFM32PG22C200F64IM40-CR Silicon Labs 1: $2.096 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 $2.096 $1.538 $1.401 $1.242 Reel $1.046 View $1.173 $1.122 $1.116 $1.023	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: $2.290 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	$2.290 $1.754 $1.595 $1.424 View $1.344 $1.299 $1.242 $1.219 $1.173	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: $3.520 4.400In 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	4.400In Stock	$3.520 $2.711 $2.472 $2.222 View $2.096 $2.051 $1.960 $1.880 $1.857	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-S433 Infineon Technologies 1: $7.553 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	$7.553 $5.548 $5.172 $4.546 View $4.295 $4.284 $3.543 $3.384 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 PSOC4 - GENERAL CY8C4146LQE-S423 Infineon Technologies 1: $5.605 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	$5.605 $4.261 $3.725 $3.600 View $3.566 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: $4.318 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	$4.318 $3.258 $2.825 $2.472 View $2.404 $2.233 $2.222	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: $4.648 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	$4.648 $3.520 $3.053 $2.917 View $2.677 $2.609 $2.529 $2.381	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: $4.512 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	$4.512 $3.406 $2.962 $2.825 View $2.598 $2.518 $2.449 $2.404	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-C Silicon Labs 1: $4.648 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	$4.648 $3.600 $3.304 $2.985 View $2.837 $2.814 $2.643 $2.575	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: $3.668 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	$3.668 $2.746 $2.381 $2.267 View $2.073 $2.017 $1.891 $1.880	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: $4.067 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	$4.067 $2.803 $2.563 $2.347 View $2.233 $1.971 $1.960	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 ARM Cortex-M33 32-bit 80 MHz 64 kB AES MCU EFM32PG23B200F64IM40-CR Silicon Labs 1: $3.646 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 $3.646 $2.723 $2.484 $2.233 Reel $1.891 View $2.108 $2.062 $1.960 $1.857	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 PSoC4 CY8C4146LQI-S433T Infineon Technologies 1: $4.899 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 $4.899 $3.714 $3.236 $3.087 Reel $2.643 View $3.076 $2.837 $2.803 $2.609 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: $4.227 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 $4.227 $3.144 $2.871 $2.575 Reel $2.187 View $2.438 $2.381 $2.267 $2.153	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 512 kB AES MCU EFM32PG23B200F512IM40-CR Silicon Labs 1: $4.774 2.092In 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	2.092In Stock	Cut Tape $4.774 $3.600 $3.304 $2.985 View Reel $2.575 $2.837 $2.814 $2.643 $2.575 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: $5.275 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	$5.275 $3.999 $3.486 $3.338 View $3.065 $2.985 $2.974 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 ARM Cortex-M33 32-bit 76 MHz 512 kB AES MCU EFM32PG22C200F512IM40-CR Silicon Labs 1: $4.842 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 $4.842 $3.201 $2.917 $2.484 Reel $1.971 View $2.358 $2.119 $2.108 $1.777 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: $3.395 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	$3.395 $2.529 $2.313 $2.073 View $1.960 $1.914 $1.811 $1.766 $1.732	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: $3.851 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	$3.851 $2.871 $2.620 $2.347 View $2.222 $2.176 $2.062 $2.005 $1.960	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: $4.227 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	$4.227 $3.144 $2.871 $2.575 View $2.438 $2.381 $2.267 $2.199 $2.153	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: $3.634 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	$3.634 $2.723 $2.358 $2.244 View $2.051 $1.994 $1.595	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: $5.229 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	$5.229 $3.965 $3.463 $3.304 View $3.042 $2.951 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: $4.033 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	$4.033 $3.030 $2.632 $2.506 View $2.301 $2.267 $2.222 $2.199	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: $4.899 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	$4.899 $3.714 $3.236 $3.087 View $2.837 $2.757 $2.734 $2.655	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: $9.034 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	$9.034 $6.312 $6.015 $5.229 View $4.990 $4.546 $4.466 $4.261 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

Applied Filters:

Customer Service Office

Company

Resources

Support