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QFN-40 Semiconductors

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (GBP) Filter the results in the table by unit price based on your quantity.	Qty.
RF System on a Chip - SoC BG24L, 2.4 GHz, 768kB Flash, 96kB RAM, +10 dBm, +85C, QFN40 EFR32BG24L010F768IM40-BR Silicon Labs 1: £2.92 5,012In Stock New Product	Mfr. Part No. EFR32BG24L010F768IM40-BR Mouser Part No 634-32BG24L010FIM40R New Product	Silicon Labs	RF System on a Chip - SoC BG24L, 2.4 GHz, 768kB Flash, 96kB RAM, +10 dBm, +85C, QFN40 Learn More about Silicon Labs siliconlabs efr32bg24l wireless gecko socs	Datasheet	5,012In Stock	Cut Tape £2.92 £2.17 £1.99 £1.78 Reel £1.73 View £1.74 £1.56 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Analog to Digital Converters - ADC SABRE 2 channel Smart PRO ADC, with ASP2, DNR of +128dB and -117dB THD+N, 40 QFN ES9823QPRO ESS Technology 1: £8.26 81In Stock New Product	Mfr. Part No. ES9823QPRO Mouser Part No 460-ES9823QPRO New Product	ESS Technology	Analog to Digital Converters - ADC SABRE 2 channel Smart PRO ADC, with ASP2, DNR of +128dB and -117dB THD+N, 40 QFN	Datasheet	81In Stock	£8.26 £7.12 £6.61 £6.20	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 32KB Flash, 2KB RAM, 3x 16-bit PWMs, 6 ch DMA Comparator, 8-bit DAC, 12-bit ADCC PIC18F45Q43-E/MPVAO Microchip Technology 1: £1.37 436In Stock New Product	Mfr. Part No. PIC18F45Q43-E/MPVAO Mouser Part No 579-PIC845Q43EMPVAO New Product	Microchip Technology	8-bit Microcontrollers - MCU 32KB Flash, 2KB RAM, 3x 16-bit PWMs, 6 ch DMA Comparator, 8-bit DAC, 12-bit ADCC Learn More about Microchip Technology microchip pic18 q43 microcontroller	Datasheet	436In Stock	£1.37 £1.24 £1.13	Min.: 1 Mult.: 1
RF System on a Chip - SoC BG27, 2.4 GHz, 768kB Flash, 64kB RAM, +8 dBm, +125C, QFN40 EFR32BG27C140F768IM40-B Silicon Labs 1: £2.46 4,374In Stock	Mfr. Part No. EFR32BG27C140F768IM40-B Mouser Part No 634-BG27C14068IM40-B	Silicon Labs	RF System on a Chip - SoC BG27, 2.4 GHz, 768kB Flash, 64kB RAM, +8 dBm, +125C, QFN40 Learn More about Silicon Labs efr32xg27 socs	Datasheet	4,374In Stock	£2.46 £1.84 £1.68 £1.51 View £1.42 £1.40 £1.32 £1.27 £1.26	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 128KB Flash, 3.5KB RAM, 256B EEPROM, 10b ADC2, 5b DAC, Comp, PWM, CCP, CWG, HLT PIC18F47Q10-E/MPVAO Microchip Technology 1: £1.42 454In Stock New Product	Mfr. Part No. PIC18F47Q10-E/MPVAO Mouser Part No 579-PIC847Q10EMPVAO New Product	Microchip Technology	8-bit Microcontrollers - MCU 128KB Flash, 3.5KB RAM, 256B EEPROM, 10b ADC2, 5b DAC, Comp, PWM, CCP, CWG, HLT Learn More about Microchip Technology microchip pic18fxq10 mcus	Datasheet	454In Stock	£1.42 £1.29 £1.18	Min.: 1 Mult.: 1
Analog to Digital Converters - ADC SABRE 4 channle Smart PRO ADC, ASP2, DNR of +125dB and -116dB THD+N, 40-QFN ES9843QPRO ESS Technology 1: £12.39 22In Stock New Product	Mfr. Part No. ES9843QPRO Mouser Part No 460-ES9843QPRO New Product	ESS Technology	Analog to Digital Converters - ADC SABRE 4 channle Smart PRO ADC, ASP2, DNR of +125dB and -116dB THD+N, 40-QFN	Datasheet	22In Stock	£12.39 £10.68 £9.90 £9.30	Min.: 1 Mult.: 1
RF Transceiver 2.4 Ghz IEEE/ZigBee MRF24J40-I/ML Microchip Technology 1: £3.17 3,725In Stock	Mfr. Part No. MRF24J40-I/ML Mouser Part No 579-MRF24J40-I/ML	Microchip Technology	RF Transceiver 2.4 Ghz IEEE/ZigBee Learn More about Microchip Technology microchip wireless connectivity	Datasheet	3,725In Stock	£3.17 £3.13 £2.92 £2.82 £2.75	Min.: 1 Mult.: 1
RF System on a Chip - SoC FG23, Sub-GHz, 512kB Flash, 64kB RAM, +14 dBm, XOUT, QFN40 EFR32FG23A011F512GM40-CR Silicon Labs 1: £4.54 7,820In Stock	Mfr. Part No. EFR32FG23A011F512GM40-CR Mouser Part No 634-FG2311F512GM40CR	Silicon Labs	RF System on a Chip - SoC FG23, Sub-GHz, 512kB Flash, 64kB RAM, +14 dBm, XOUT, QFN40 Learn More about Silicon Labs efr32fg23 socs	Datasheet	7,820In Stock	Cut Tape £4.54 £3.46 £3.20 £2.89 View Reel £2.59 £2.75 £2.66 £2.63 £2.59	Min.: 1 Mult.: 1 : 2,500
RF System on a Chip - SoC ATM2201 External, 16 GPIO, 5x5 QFN ATM2201SR Atmosic Technologies 1: £1.54 1,997In Stock New At Mouser	Mfr. Part No. ATM2201SR Mouser Part No 952-ATM2201SR New At Mouser	Atmosic Technologies	RF System on a Chip - SoC ATM2201 External, 16 GPIO, 5x5 QFN Learn More about Atmosic Technologies atm22x1 socs	Datasheet	1,997In Stock	Cut Tape £1.54 £1.13 £1.03 £0.925 Reel £0.803 View £0.863 £0.834 £0.788 £0.759	Min.: 1 Mult.: 1 : 1,000
Audio D/A Converter ICs SABRE 8 Channel DAC with Line Drivers, 5mmx5mm, 40-QFN ES9081Q ESS Technology 1: £7.03 280In Stock 600Expected 14/10/2026 New At Mouser	Mfr. Part No. ES9081Q Mouser Part No 460-ES9081Q New At Mouser	ESS Technology	Audio D/A Converter ICs SABRE 8 Channel DAC with Line Drivers, 5mmx5mm, 40-QFN Learn More about ESS Technology ess tech sabre dacs	Datasheet	280In Stock 600Expected 14/10/2026	Cut Tape £7.03 £6.06 £5.61 Reel £5.28	Min.: 1 Mult.: 1 : 100
8-bit Microcontrollers - MCU 7KB Flash, 512B RAM, 12b Differential ADCC, 4x OpAmp, Low-Power Analog PIC16F17574-E/MP Microchip Technology 1: £1.20 511In Stock New Product	Mfr. Part No. PIC16F17574-E/MP Mouser Part No 579-PIC16F17574-E/MP New Product	Microchip Technology	8-bit Microcontrollers - MCU 7KB Flash, 512B RAM, 12b Differential ADCC, 4x OpAmp, Low-Power Analog Learn More about Microchip Technology microchip pic16f175x mcus	Datasheet	511In Stock	£1.20 £1.10 £0.995	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 256B EE, 10bit ADC2, DAC, PWM, CWG, HLT, WWDT, SCAN/CRC, PIC18F46Q10-E/MPVAO Microchip Technology 1: £1.32 486In Stock New Product	Mfr. Part No. PIC18F46Q10-E/MPVAO Mouser Part No 579-PIC846Q10EMPVAO New Product	Microchip Technology	8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 256B EE, 10bit ADC2, DAC, PWM, CWG, HLT, WWDT, SCAN/CRC, Learn More about Microchip Technology microchip pic18fxq10 mcus	Datasheet	486In Stock	£1.32 £1.20 £1.09	Min.: 1 Mult.: 1
Switching Voltage Regulators 4-V to 19-V 25-A sy nchronous SWIFT buc A 595-TPS543B20RVFR TPS543B20RVFT Texas Instruments 1: £8.39 5,671In Stock	Mfr. Part No. TPS543B20RVFT Mouser Part No 595-TPS543B20RVFT	Texas Instruments	Switching Voltage Regulators 4-V to 19-V 25-A sy nchronous SWIFT buc A 595-TPS543B20RVFR Learn More about Texas Instruments ti tps543b20 converter	Datasheet	5,671In Stock	Cut Tape £8.39 £6.57 £6.11 £5.61 Reel £5.05 View £4.88 £4.82 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250
Power Management Specialised - PMIC Adv PMU for Atmel SAMA5D2x Processors ACT8945AQJ405-T Qorvo 1: £4.08 4,786In Stock	Mfr. Part No. ACT8945AQJ405-T Mouser Part No 107-ACT8945AQJ405-T	Qorvo	Power Management Specialised - PMIC Adv PMU for Atmel SAMA5D2x Processors Learn More about Qorvo act8865 act8945 pmu	Datasheet	4,786In Stock	Cut Tape £4.08 £4.03 £3.64 £3.23 £3.17 Reel £2.58 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
8-bit Microcontrollers - MCU 32KB Flash, 2KB RAM, 256B EE, 10bit ADC2, DAC, PWM, CWG, HLT, WWDT, SCAN/CRC, PIC18F45Q10-E/MPVAO Microchip Technology 1: £1.26 514In Stock New Product	Mfr. Part No. PIC18F45Q10-E/MPVAO Mouser Part No 579-PIC845Q10EMPVAO New Product	Microchip Technology	8-bit Microcontrollers - MCU 32KB Flash, 2KB RAM, 256B EE, 10bit ADC2, DAC, PWM, CWG, HLT, WWDT, SCAN/CRC,	Datasheet	514In Stock	£1.26 £1.14 £1.05	Min.: 1 Mult.: 1
Interface - Specialised Serial Transc w/ Internal Termination XR34350ILTR MaxLinear 1: £10.38 3,300In Stock	Mfr. Part No. XR34350ILTR Mouser Part No 701-XR34350IL-TR	MaxLinear	Interface - Specialised Serial Transc w/ Internal Termination Learn More about MaxLinear exar xr34350 transceiver	Datasheet	3,300In Stock	Cut Tape £10.38 £8.13 £7.56 £6.95 View Reel £5.98 £6.88 £6.47 £6.33 £5.98 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
RF Front End High-Performance Multi-protocol Full NFC Forum-compliant Frontend PN5180A0HN/C1Y NXP Semiconductors 1: £8.56 5,153In Stock	Mfr. Part No. PN5180A0HN/C1Y Mouser Part No 771-PN5180A0HN/C1Y	NXP Semiconductors	RF Front End High-Performance Multi-protocol Full NFC Forum-compliant Frontend Learn More about NXP Semiconductors nxp high power nfc ic	Datasheet	5,153In Stock	Cut Tape £8.56 £6.84 £6.36 £5.84 View Reel £5.03 £5.78 £5.46 £5.33 £5.18 £5.03 MouseReel Available	Min.: 1 Mult.: 1 : 4,000
RF System on a Chip - SoC MG27, 2.4 GHz, 768kB Flash, 64kB RAM, +6 dBm, +125C, QFN40 EFR32MG27C230F768IM40-B Silicon Labs 1: £3.40 4,889In 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	4,889In Stock	£3.40 £2.56 £2.36 £2.12 View £2.02 £2.01 £1.89 £1.83	Min.: 1 Mult.: 1
8-bit Microcontrollers - MCU 64KB Flash, 4KB RAM, 2x OPA, 12-bit differential ADCC with computation, PIC18F46Q71-I/MP Microchip Technology 1: £1.35 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	£1.35 £1.34 £1.24 £1.22 £1.13	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: £2.55 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	£2.55 £1.90 £1.74 £1.55 View £1.48 £1.44 £1.37 £1.32 £1.29	Min.: 1 Mult.: 1
Security ICs / Authentication ICs TPM LPC, IND 40-MLF, SIGNED EK AT97SC3204-U2MA-10 Microchip Technology 1: £3.38 1,986In Stock	Mfr. Part No. AT97SC3204-U2MA-10 Mouser Part No 556-AT97SC3204U2MA10	Microchip Technology	Security ICs / Authentication ICs TPM LPC, IND 40-MLF, SIGNED EK Learn More about Microchip Technology microchip security ics	Datasheet	1,986In Stock	Cut Tape £3.38 £3.08 Reel £2.87	Min.: 1 Mult.: 1 : 1,000
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 64 kB AES MCU EFM32PG22C200F64IM40-CR Silicon Labs 1: £1.38 3,106In Stock	Mfr. Part No. EFM32PG22C200F64IM40-CR Mouser Part No 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 £1.38 £1.01 £0.925 £0.818 Reel £0.689 View £0.773 £0.739 £0.736 £0.674	Min.: 1 Mult.: 1 : 2,500
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 64 kB AES MCU EFM32PG22C200F64IM40-C Silicon Labs 1: £1.24 5,747In Stock	Mfr. Part No. EFM32PG22C200F64IM40-C Mouser Part No 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	£1.24 £1.01 £0.925 £0.818 View £0.773 £0.739 £0.736 £0.689 £0.674	Min.: 1 Mult.: 1
RF System on a Chip - SoC Flex Gecko, QFN40, 2.4G, 6dB, Proprietary, 512kB, 32kB(RAM), 26 GPIO EFR32FG22C121F512GM40-C Silicon Labs 1: £2.10 3,382In Stock	Mfr. Part No. EFR32FG22C121F512GM40-C Mouser Part No 634-ER32FG22512GM40C	Silicon Labs	RF System on a Chip - SoC Flex Gecko, QFN40, 2.4G, 6dB, Proprietary, 512kB, 32kB(RAM), 26 GPIO Learn More about Silicon Labs efr32fg22 flex gecko socs	Datasheet	3,382In Stock	£2.10 £1.74 £1.63 £1.51 View £1.41 £1.38 £1.34 £1.27	Min.: 1 Mult.: 1
Telecom Interface ICs 1 FXS ProSLIC, PCM, -106V, DTMF Detect SI32185-A-GM Skyworks Solutions, Inc. 1: £5.47 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	£5.47 £4.22 £3.90 £3.56 View £3.30 £3.21 £3.18 £3.04	Min.: 1 Mult.: 1