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

QFN-40 Semiconductors

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

Types of Semiconductors

List Images

Results: 1,039

Applied Filters:

Package/Case = QFN-40

Manufacturer

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 (USD) Filter the results in the table by unit price based on your quantity.	Qty.
8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM PIC16F17176-E/MP Microchip Technology 1: $1.50 438In Stock	Mfr. Part No. PIC16F17176-E/MP Mouser Part No 579-PIC16F17176-E/MP	Microchip Technology	8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 1xOP-AMP, 2x16-bit dual PWM Learn More about Microchip Technology microchip pic16f171 mcus	Datasheet	438In Stock	$1.50 $1.37 $1.24	Min.: 1 Mult.: 1
RF System on a Chip - SoC FG23, Sub-GHz, 512kB Flash, 64kB RAM, +14 dBm, Secure Vault-High, +125C, QFN40 EFR32FG23B010F512IM40-CR Silicon Labs 1: $7.39 1,275In Stock	Mfr. Part No. EFR32FG23B010F512IM40-CR Mouser Part No 634-FG2310F512IM40CR	Silicon Labs	RF System on a Chip - SoC FG23, Sub-GHz, 512kB Flash, 64kB RAM, +14 dBm, Secure Vault-High, +125C, QFN40 Learn More about Silicon Labs efr32fg23 socs	Datasheet	1,275In Stock	Cut Tape $7.39 $5.69 $5.27 $4.80 View Reel $4.11 $4.45 $4.31 $4.11 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
RF System on a Chip - SoC FG23, Sub-GHz, 512kB Flash, 64kB RAM, +20 dBm, QFN40 EFR32FG23A020F512GM40-C Silicon Labs 1: $7.15 671In Stock 2,450Expected 2026/11/10	Mfr. Part No. EFR32FG23A020F512GM40-C Mouser Part No 634-FG23A20F512GM40C	Silicon Labs	RF System on a Chip - SoC FG23, Sub-GHz, 512kB Flash, 64kB RAM, +20 dBm, QFN40	Datasheet	671In Stock 2,450Expected 2026/11/10	$7.15 $5.48 $5.06 $4.61 View $4.40 $4.26 $4.21 $4.15	Min.: 1 Mult.: 1
Audio D/A Converter ICs Sabre 32 8 Channel DAC with PLL and line drivers ES9080Q ESS Technology 1: $8.80 492In Stock	Mfr. Part No. ES9080Q Mouser Part No 460-ES9080Q	ESS Technology	Audio D/A Converter ICs Sabre 32 8 Channel DAC with PLL and line drivers	Datasheet	492In Stock	$8.80 $7.59 $7.04 $6.61	Min.: 1 Mult.: 1
Audio A/D Converter ICs Sabre 4 channel reference PRO ADC ES9842QPRO ESS Technology 1: $18.48 477In Stock	Mfr. Part No. ES9842QPRO Mouser Part No 460-ES9842QPRO	ESS Technology	Audio A/D Converter ICs Sabre 4 channel reference PRO ADC	Datasheet	477In Stock	$18.48 $15.94 $14.78 $13.87	Min.: 1 Mult.: 1
Clock Buffer 2 x5 LVPECL/LVDS /HCSL Fanout Buffer ZL40235LDG1 Microchip Technology 1: $5.76 980In Stock	Mfr. Part No. ZL40235LDG1 Mouser Part No 494-ZL40235LDG1	Microchip Technology	Clock Buffer 2 x5 LVPECL/LVDS /HCSL Fanout Buffer Learn More about Microchip Technology microsemi zl402x miclockbuffer	Datasheet	980In Stock	$5.76 $4.80	Min.: 1 Mult.: 1
RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 352kB, 32kB(RAM), 26 GPIO EFR32BG22C222F352GM40-C Silicon Labs 1: $3.11 2,028In Stock	Mfr. Part No. EFR32BG22C222F352GM40-C Mouser Part No 634-ER32BG22352GM40C	Silicon Labs	RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 352kB, 32kB(RAM), 26 GPIO Learn More about Silicon Labs efr32bg22	Datasheet	2,028In Stock	$3.11 $2.37 $2.17 $1.94 View $1.84 $1.80 $1.70 $1.64 $1.60	Min.: 1 Mult.: 1
RF System on a Chip - SoC ZG23, Sub-GHz, 512kB Flash, 64kB RAM, +14 dBm, Secure Vault-High, +125C, QFN40 EFR32ZG23B010F512IM40-CR Silicon Labs 1: $9.26 2,205In Stock	Mfr. Part No. EFR32ZG23B010F512IM40-CR Mouser Part No 634-ZG2310F512IM40CR	Silicon Labs	RF System on a Chip - SoC ZG23, Sub-GHz, 512kB Flash, 64kB RAM, +14 dBm, Secure Vault-High, +125C, QFN40 Learn More about Silicon Labs silabs z wave 800 modem soc solutions	Datasheet	2,205In Stock	Cut Tape $9.26 $7.18 $6.66 $6.08 View Reel $5.20 $5.82 $5.64 $5.49 $5.20	Min.: 1 Mult.: 1 : 2,500
RF System on a Chip - SoC BG24, 2.4 GHz, 1024kB Flash, 128kB RAM, +20 dBm, +125C, QFN40 EFR32BG24A020F1024IM40-B Silicon Labs 1: $4.42 3,170In Stock	Mfr. Part No. EFR32BG24A020F1024IM40-B Mouser Part No 634-32BGA020F102440B	Silicon Labs	RF System on a Chip - SoC BG24, 2.4 GHz, 1024kB Flash, 128kB RAM, +20 dBm, +125C, QFN40 Learn More about Silicon Labs silabs efr32bg24 socs	Datasheet	3,170In Stock	$4.42 $3.34 $3.06 $2.77 View $2.62 $2.61 $2.56	Min.: 1 Mult.: 1
RF System on a Chip - SoC FG23, Sub-GHz, 256kB Flash, 32kB RAM, +20 dBm, QFN40 EFR32FG23A020F256GM40-CR Silicon Labs 1: $5.99 3,553In Stock	Mfr. Part No. EFR32FG23A020F256GM40-CR Mouser Part No 634-FG2320F256GM40CR	Silicon Labs	RF System on a Chip - SoC FG23, Sub-GHz, 256kB Flash, 32kB RAM, +20 dBm, QFN40 Learn More about Silicon Labs efr32fg23 socs	Datasheet	3,553In Stock	Cut Tape $5.99 $4.59 $4.24 $3.86 View Reel $3.47 $3.68 $3.57 $3.54 $3.47 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation, PIC18F46Q71-I/MP Microchip Technology 1: $1.80 536In Stock	Mfr. Part No. PIC18F46Q71-I/MP Mouser Part No 494-PIC18F46Q71-I/MP	Microchip Technology	8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation, Learn More about Microchip Technology microchip pic18 q71 mcus	Datasheet	536In Stock	$1.80 $1.78 $1.65 $1.63 $1.50	Min.: 1 Mult.: 1
RF System on a Chip - SoC BG27, 2.4 GHz, 768kB Flash, 64kB RAM, +6 dBm, +125C, QFN40 EFR32BG27C230F768IM40-B Silicon Labs 1: $3.90 2,364In Stock	Mfr. Part No. EFR32BG27C230F768IM40-B Mouser Part No 634-BG27C23068IM40-B	Silicon Labs	RF System on a Chip - SoC BG27, 2.4 GHz, 768kB Flash, 64kB RAM, +6 dBm, +125C, QFN40 Learn More about Silicon Labs efr32xg27 socs	Datasheet	2,364In Stock	$3.90 $2.90 $2.65 $2.38 View $2.26 $2.20 $2.09 $2.04 $1.99	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 512 kB AES MCU EFM32PG23B200F512IM40-C Silicon Labs 1: $4.08 2,931In Stock	Mfr. Part No. EFM32PG23B200F512IM40-C Mouser Part No 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	$4.08 $3.16 $2.90 $2.62 View $2.49 $2.47 $2.33 $2.26	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU PSoC4 CY8C4024LQI-S413 Infineon Technologies 1: $3.22 1,747In Stock	Mfr. Part No. CY8C4024LQI-S413 Mouser Part No 727-CY8C4024LQI-S413	Infineon Technologies	ARM Microcontrollers - MCU PSoC4 Learn More about Infineon Technologies cypress psoc 4000 socs	Datasheet	1,747In Stock	$3.22 $2.41 $2.09 $1.99 View $1.83 $1.77 $1.66 $1.65	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 2x16-bit dual PWM PIC16F18176-I/MP Microchip Technology 1: $0.911 766In Stock	Mfr. Part No. PIC16F18176-I/MP Mouser Part No 579-PIC16F18176-I/MP	Microchip Technology	8-bit Microcontrollers - MCU 28KB Flash, 2KB RAM, 128B EEPROM, 12b Diff. ADCC, 2x16-bit dual PWM Learn More about Microchip Technology microchip pic16f18156 pic16f18176 mcus	Datasheet	766In Stock	$0.911	Min.: 1 Mult.: 1
Telecom Interface ICs 1 FXS ProSLIC, PCM, -106V, DTMF Detect SI32185-A-GM Skyworks Solutions, Inc. 1: $7.29 892In Stock	Mfr. Part No. SI32185-A-GM Mouser Part No 634-SI32185-A-GM	Skyworks Solutions, Inc.	Telecom Interface ICs 1 FXS ProSLIC, PCM, -106V, DTMF Detect	Datasheet	892In Stock	$7.29 $5.62 $5.21 $4.76 View $4.40 $4.28 $4.23 $4.05	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU PSoC 4 S-Series CapSense CY8C4125LQI-S413 Infineon Technologies 1: $3.79 2,039In Stock	Mfr. Part No. CY8C4125LQI-S413 Mouser Part No 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	$3.79 $2.86 $2.48 $2.17 View $2.11 $1.97 $1.95	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU PSoC 4 S-Series CapSense CY8C4125LQI-S433 Infineon Technologies 1: $4.08 5,763In Stock	Mfr. Part No. CY8C4125LQI-S433 Mouser Part No 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	$4.08 $3.09 $2.67 $2.56 View $2.35 $2.29 $2.22 $2.09	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU PSoC 4 S-Series CapSense CY8C4146LQI-S423 Infineon Technologies 1: $3.97 4,385In Stock	Mfr. Part No. CY8C4146LQI-S423 Mouser Part No 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	$3.97 $2.99 $2.61 $2.48 View $2.28 $2.21 $2.15 $2.11	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation, PIC18F46Q71-E/MP Microchip Technology 1: $2.00 710In Stock	Mfr. Part No. PIC18F46Q71-E/MP Mouser Part No 494-PIC18F46Q71-E/MP	Microchip Technology	8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation, Learn More about Microchip Technology microchip pic18 q71 mcus	Datasheet	710In Stock	$2.00 $1.99 $1.83 $1.80 $1.65	Min.: 1 Mult.: 1
RF System on a Chip - SoC MG27, 2.4 GHz, 768kB Flash, 64kB RAM, +6 dBm, +125C, QFN40 EFR32MG27C230F768IM40-B Silicon Labs 1: $4.90 4,887In Stock	Mfr. Part No. EFR32MG27C230F768IM40-B Mouser Part No 634-MG27C23068IM40-B	Silicon Labs	RF System on a Chip - SoC MG27, 2.4 GHz, 768kB Flash, 64kB RAM, +6 dBm, +125C, QFN40 Learn More about Silicon Labs efr32xg27 socs	Datasheet	4,887In Stock	$4.90 $3.73 $3.44 $3.12 View $2.97 $2.87 $2.84 $2.80	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 64KB 3968b RAM 8bit familynanoWatt XLP PIC18LF46K22-I/MV Microchip Technology 1: $3.85 673In Stock	Mfr. Part No. PIC18LF46K22-I/MV Mouser Part No 579-PIC18LF46K22-IMV	Microchip Technology	8-bit Microcontrollers - MCU 64KB 3968b RAM 8bit familynanoWatt XLP	Datasheet	673In Stock	$3.85 $3.65 $3.40 $3.35 $3.19	Min.: 1 Mult.: 1
RF System on a Chip - SoC MG24, 2.4 GHz, 1024kB Flash, 128kB RAM, +10 dBm, +125C, QFN40 EFR32MG24A010F1024IM40-B Silicon Labs 1: $5.97 2,448In Stock	Mfr. Part No. EFR32MG24A010F1024IM40-B Mouser Part No 634-32MGA010F102440B	Silicon Labs	RF System on a Chip - SoC MG24, 2.4 GHz, 1024kB Flash, 128kB RAM, +10 dBm, +125C, QFN40 Learn More about Silicon Labs efr32mg24	Datasheet	2,448In Stock	$5.97 $4.55 $4.20 $3.80 View $3.62 $3.50 $3.47 $3.41	Min.: 1 Mult.: 1
RF System on a Chip - SoC MG24, 2.4 GHz, 1024kB Flash, 128kB RAM, +20 dBm, XOUT, +125C, QFN40 EFR32MG24A021F1024IM40-B Silicon Labs 1: $6.42 2,310In Stock	Mfr. Part No. EFR32MG24A021F1024IM40-B Mouser Part No 634-32MGA021F102440B	Silicon Labs	RF System on a Chip - SoC MG24, 2.4 GHz, 1024kB Flash, 128kB RAM, +20 dBm, XOUT, +125C, QFN40 Learn More about Silicon Labs efr32mg24	Datasheet	2,310In Stock	$6.42 $4.92 $4.55 $4.14 View $3.94 $3.83 $3.78 $3.72	Min.: 1 Mult.: 1
RF System on a Chip - SoC Mighty Gecko, QFN40, 2.4G, 6dB, Mesh, 512kB, 32kB(RAM), 26 GPIO EFR32MG22C224F512IM40-C Silicon Labs 1: $4.47 998In Stock	Mfr. Part No. EFR32MG22C224F512IM40-C Mouser Part No 634-ER32MG22512IM40C	Silicon Labs	RF System on a Chip - SoC Mighty Gecko, QFN40, 2.4G, 6dB, Mesh, 512kB, 32kB(RAM), 26 GPIO Learn More about Silicon Labs efr32mg22 mighty gecko socs	Datasheet	998In Stock	$4.47 $3.08 $3.02 $2.83 View $2.74 $2.36	Min.: 1 Mult.: 1