QFN-40 – Mouser Singapore

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (SGD) Filter the results in the table by unit price based on your quantity.	Qty.
Switching Voltage Regulators 4-V to 19-V 25-A sy nchronous SWIFT buc A 595-TPS543B20RVFT TPS543B20RVFR Texas Instruments 1: $13.23 2,462Expected 14/12/2026	Mfr. Part No. TPS543B20RVFR Mouser Part No 595-TPS543B20RVFR	Texas Instruments	Switching Voltage Regulators 4-V to 19-V 25-A sy nchronous SWIFT buc A 595-TPS543B20RVFT Learn More about Texas Instruments ti tps543b20 converter	Datasheet	2,462Expected 14/12/2026	Cut Tape $13.23 $10.30 $9.56 $8.76 View Reel $7.98 $8.45 $8.39 $8.17 $7.98 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Switching Voltage Regulators 1.5-V to 16-V 40-A s ynchronous SWIFT b A 595-TPS549D22RVFT TPS549D22RVFR Texas Instruments 1: $17.57 2,238In Stock	Mfr. Part No. TPS549D22RVFR Mouser Part No 595-TPS549D22RVFR	Texas Instruments	Switching Voltage Regulators 1.5-V to 16-V 40-A s ynchronous SWIFT b A 595-TPS549D22RVFT Learn More about Texas Instruments ti tps549d22 converter	Datasheet	2,238In Stock	Cut Tape $17.57 $13.76 $12.81 $11.76 View Reel $10.38 $11.66 $10.96 $10.72 $10.38 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Clock Buffer 1-input, 8-output PCIe clock buffer Si53258A-D01AM Skyworks Solutions, Inc. 1: $7.56 5,880Expected 10/2/2027	Mfr. Part No. Si53258A-D01AM Mouser Part No 634-SI53258A-D01AM	Skyworks Solutions, Inc.	Clock Buffer 1-input, 8-output PCIe clock buffer	Datasheet	5,880Expected 10/2/2027	$7.56 $5.77 $5.30 $4.86 Quote Quote	Min.: 1 Mult.: 1
Ethernet ICs MxL86110C - Single-port Gigabit Ethernet PHY with RGMII, QFN-40 MXL86110C-AQB-R MaxLinear 1: $5.47 11,999On Order	Mfr. Part No. MXL86110C-AQB-R Mouser Part No 701-MXL86110C-AQB-R	MaxLinear	Ethernet ICs MxL86110C - Single-port Gigabit Ethernet PHY with RGMII, QFN-40 Learn More about MaxLinear mxl86110 phys	Datasheet	11,999On Order On Order Ship Dates Mfr. No: MXL86110C-AQB-R Stock: 0 On Order: 2,999 Expected 16/3/2027 9,000 Expected 24/3/2027 Factory Lead Time: 26 Weeks	Cut Tape $5.47 $4.09 $3.75 $3.37 View Reel $2.80 $3.20 $3.14 $2.98 $2.80	Min.: 1 Mult.: 1 : 3,000
Ethernet ICs MxL86110I - Single-port Gigabit Ethernet PHY with RGMII, QFN-40, (I-temp) MXL86110I-AQB-R MaxLinear 1: $6.19 10,958On Order	Mfr. Part No. MXL86110I-AQB-R Mouser Part No 701-MXL86110I-AQB-R	MaxLinear	Ethernet ICs MxL86110I - Single-port Gigabit Ethernet PHY with RGMII, QFN-40, (I-temp) Learn More about MaxLinear mxl86110 phys	Datasheet	10,958On Order On Order Ship Dates Mfr. No: MXL86110I-AQB-R Stock: 0 On Order: 4,958 Expected 12/11/2026 6,000 Expected 20/4/2027 Factory Lead Time: 26 Weeks	Cut Tape $6.19 $4.68 $4.30 $3.89 View Reel $3.35 $3.69 $3.67 $3.35	Min.: 1 Mult.: 1 : 3,000
Ethernet ICs MxL86111I - Single-port Gigabit Ethernet PHY with RGMII, QFN-48, (I-temp) MXL86111I-AQB-R MaxLinear 1: $8.51 8,271Expected 10/11/2026	Mfr. Part No. MXL86111I-AQB-R Mouser Part No 701-MXL86111I-AQB-R	MaxLinear	Ethernet ICs MxL86111I - Single-port Gigabit Ethernet PHY with RGMII, QFN-48, (I-temp) Learn More about MaxLinear mxl86111 phys	Datasheet	8,271Expected 10/11/2026	Cut Tape $8.51 $6.49 $5.97 $5.68 View Reel $4.68 $5.48 $5.17 $4.68 MouseReel Available	Min.: 1 Mult.: 1 : 3,000
ARM Microcontrollers - MCU PSOC4 - GENERAL CY8C4025LQSS413XQLA1 Infineon Technologies 1: $11.00 4,900Expected 5/11/2026	Mfr. Part No. CY8C4025LQSS413XQLA1 Mouser Part No 726-CY8C4025LQSS413X	Infineon Technologies	ARM Microcontrollers - MCU PSOC4 - GENERAL	Datasheet	4,900Expected 5/11/2026	$11.00 $8.08 $7.53 $6.62 View $6.28 $5.64 $5.18	Min.: 1 Mult.: 1
RS-422/RS-485 Interface IC SINGLE 3 3V MULTIPRO TRANSC 40LD 6 X6M ISL3331IRZ Renesas / Intersil 1: $14.21 3,369On Order	Mfr. Part No. ISL3331IRZ Mouser Part No 968-ISL3331IRZ	Renesas / Intersil	RS-422/RS-485 Interface IC SINGLE 3 3V MULTIPRO TRANSC 40LD 6 X6M	Datasheet	3,369On Order On Order Ship Dates Mfr. No: ISL3331IRZ Stock: 0 On Order: 2,469 Expected 8/4/2027 900 Expected 9/4/2027 Factory Lead Time: 36 Weeks	$14.21 $10.76 $9.42 $9.02 $8.60	Min.: 1 Mult.: 1
RF System on a Chip - SoC 32-bit RISC-V single-core microprocessor ESP32-C61HR8 Espressif Systems 1: $6.12 4,996Expected 25/11/2026 New Product	Mfr. Part No. ESP32-C61HR8 Mouser Part No 356-ESP32-C61HR8 New Product	Espressif Systems	RF System on a Chip - SoC 32-bit RISC-V single-core microprocessor Learn More about Espressif Systems espressif esp32 c61 socs	Datasheet	4,996Expected 25/11/2026	$6.12 $4.04 $3.69 $3.16 View $2.98 $2.87 $2.75 $2.64	Min.: 1 Mult.: 1
RF System on a Chip - SoC BG24, 2.4 GHz, 1024kB Flash, 128kB RAM, +10 dBm, +125C, QFN40 EFR32BG24A010F1024IM40-B Silicon Labs 1: $6.01 2,450Expected 18/12/2026	Mfr. Part No. EFR32BG24A010F1024IM40-B Mouser Part No 634-32BGA010F102440B	Silicon Labs	RF System on a Chip - SoC BG24, 2.4 GHz, 1024kB Flash, 128kB RAM, +10 dBm, +125C, QFN40 Learn More about Silicon Labs silabs efr32bg24 socs	Datasheet	2,450Expected 18/12/2026	$6.01 $4.72 $4.34 $3.92 View $3.71 $3.67 $3.47 $3.37	Min.: 1 Mult.: 1
RF System on a Chip - SoC MG24, 2.4 GHz, 1536kB Flash, 192kB RAM, +10 dBm, +125C, QFN40 EFR32MG24A010F1536IM40-B Silicon Labs 1: $9.36 2,450Expected 25/12/2026	Mfr. Part No. EFR32MG24A010F1536IM40-B Mouser Part No 634-32MGA010F153640B	Silicon Labs	RF System on a Chip - SoC MG24, 2.4 GHz, 1536kB Flash, 192kB RAM, +10 dBm, +125C, QFN40 Learn More about Silicon Labs efr32mg24	Datasheet	2,450Expected 25/12/2026	$9.36 $7.55 $7.04 $6.42 View $5.97 $5.77 $5.66 $5.62	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: $5.13 4,900Expected 8/1/2027	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	4,900Expected 8/1/2027	$5.13 $3.82 $3.50 $3.14 View $2.96 $2.90 $2.75 $2.65 $2.61	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU EFM32PG22C200F256IM40-C Silicon Labs 1: $3.26 2,450Expected 28/10/2026	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	2,450Expected 28/10/2026	$3.26 $2.57 $2.30 $2.07 View $2.00 $1.90 $1.89 $1.88 $1.82	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 76 MHz 256 kB AES MCU EFM32PG22C200F256IM40-CR Silicon Labs 1: $3.18 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 $3.18 $2.35 $2.15 $2.03 Reel $1.70	Min.: 1 Mult.: 1 : 2,500
RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 26 GPIO EFR32BG22C224F512GM40-C Silicon Labs 1: $4.73 4,895Expected 17/11/2026	Mfr. Part No. EFR32BG22C224F512GM40-C Mouser Part No 634-ER32BG22512GM40C	Silicon Labs	RF System on a Chip - SoC Blue Gecko, QFN40, 2.4G, 6dB, Bluetooth 5.2, 512kB, 32kB(RAM), 26 GPIO Learn More about Silicon Labs efr32bg22	Datasheet	4,895Expected 17/11/2026	$4.73 $4.18 $3.86 $3.56 View $3.25 $3.05 $2.73 $2.42 $2.37	Min.: 1 Mult.: 1
RF System on a Chip - SoC FG23, Sub-GHz, 256kB Flash, 32kB RAM, +14 dBm, QFN40 EFR32FG23A010F256GM40-C Silicon Labs 1: $7.59 2,924On Order	Mfr. Part No. EFR32FG23A010F256GM40-C Mouser Part No 634-FG23A10F256GM40C	Silicon Labs	RF System on a Chip - SoC FG23, Sub-GHz, 256kB Flash, 32kB RAM, +14 dBm, QFN40	Datasheet	2,924On Order On Order Ship Dates Mfr. No: EFR32FG23A010F256GM40-C Stock: 0 On Order: 474 Pending 2,450 Expected 10/11/2026 Factory Lead Time: 12 Weeks	$7.59 $6.04 $5.55 $5.02 View $4.76 $4.65 $4.41 $4.32	Min.: 1 Mult.: 1
RF System on a Chip - SoC MG27, 2.4 GHz, 768kB Flash, 64kB RAM, +8 dBm, +125C, QFN40 EFR32MG27C140F768IM40-B Silicon Labs 1: $6.57 2,450Expected 28/10/2026	Mfr. Part No. EFR32MG27C140F768IM40-B Mouser Part No 634-MG27C14068IM40-B	Silicon Labs	RF System on a Chip - SoC MG27, 2.4 GHz, 768kB Flash, 64kB RAM, +8 dBm, +125C, QFN40 Learn More about Silicon Labs efr32xg27 socs	Datasheet	2,450Expected 28/10/2026	$6.57 $5.18 $4.76 $4.30 View $4.08 $4.01 $3.81 $3.71	Min.: 1 Mult.: 1
ARM Microcontrollers - MCU ARM Cortex-M33 32-bit 80 MHz 128 kB AES MCU EFM32PG23B200F128IM40-CR Silicon Labs 1: $4.61 2,497Expected 11/12/2026	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 11/12/2026	Cut Tape $4.61 $3.44 $3.14 $2.82 View Reel $2.20 $2.67 $2.61 $2.20 MouseReel Available	Min.: 1 Mult.: 1 : 2,500
Interface - CODECs CODEC CS4244-CNZ Cirrus Logic 1: $16.12 486Expected 1/1/2027	Mfr. Part No. CS4244-CNZ Mouser Part No 777-CS4244CNZ	Cirrus Logic	Interface - CODECs CODEC	Datasheet	486Expected 1/1/2027	$16.12 $12.63 $11.76 $10.80 View $10.09 $9.85 $9.79 Quote	Min.: 1 Mult.: 1
Clock Buffer 2 TERMINAL IC TEMP TRANSDUCER Skyworks Solutions, Inc. SI53254A-D03AM SI53254A-D03AM Skyworks Solutions, Inc. 1: $6.83 13,720On Order	Mfr. Part No. SI53254A-D03AM Mouser Part No 873-SI53254A-D03AM	Skyworks Solutions, Inc.	Clock Buffer 2 TERMINAL IC TEMP TRANSDUCER	Datasheet	13,720On Order On Order Ship Dates Mfr. No: SI53254A-D03AM Stock: 0 On Order: 4,410 Expected 25/12/2026 9,310 Expected 22/1/2027 Factory Lead Time: 20 Weeks	$6.83 $5.21 $4.80 $4.35 View $4.13 $4.12 $4.09 $4.07	Min.: 1 Mult.: 1
Clock Generators & Support Products Low jitter, 8-output, clock generator SI5332D-D-GM2 Skyworks Solutions, Inc. 1: $20.92 480Expected 4/12/2026	Mfr. Part No. SI5332D-D-GM2 Mouser Part No 634-SI5332D-D-GM2	Skyworks Solutions, Inc.	Clock Generators & Support Products Low jitter, 8-output, clock generator Learn More about Skyworks Solutions, Inc. skyworks si5332 generators	Datasheet	480Expected 4/12/2026	$20.92 $16.44 $15.31 $14.09 View $13.60 $12.85 $12.72 Quote	Min.: 1 Mult.: 1
USB Interface IC USB2.0 [480 Mbps] Hub controller CYUSB234340LTXIXQLA1 Infineon Technologies 1: $4.53 4,900Expected 24/12/2026 New Product	Mfr. Part No. CYUSB234340LTXIXQLA1 Mouser Part No 726-CYUSB234340LTXIX New Product	Infineon Technologies	USB Interface IC USB2.0 [480 Mbps] Hub controller Learn More about Infineon Technologies infineon ez usb hx2g3 hub controllers	Datasheet	4,900Expected 24/12/2026	$4.53 $3.37 $3.09 $2.76 View $2.61 $2.56 $2.42 $2.35 $2.31	Min.: 1 Mult.: 1
USB Interface IC USB2.0 [480 Mbps] Hub controller CYUSB235240LTXIXQLA1 Infineon Technologies 1: $4.05 4,900Expected 31/12/2026 New Product	Mfr. Part No. CYUSB235240LTXIXQLA1 Mouser Part No 726-CYUSB235240LTXIX New Product	Infineon Technologies	USB Interface IC USB2.0 [480 Mbps] Hub controller Learn More about Infineon Technologies infineon ez usb hx2g3 hub controllers	Datasheet	4,900Expected 31/12/2026	$4.05 $3.02 $2.76 $2.48 View $2.34 $2.28 $2.16 $2.11 $2.07	Min.: 1 Mult.: 1
USB Interface IC USB2.0 [480 Mbps] Hub controller CYUSB235440LTXIXQLA1 Infineon Technologies 1: $4.45 4,900Expected 24/12/2026 New Product	Mfr. Part No. CYUSB235440LTXIXQLA1 Mouser Part No 726-CYUSB235440LTXIX New Product	Infineon Technologies	USB Interface IC USB2.0 [480 Mbps] Hub controller Learn More about Infineon Technologies infineon ez usb hx2g3 hub controllers		4,900Expected 24/12/2026	$4.45 $3.32 $3.03 $2.72 View $2.57 $2.52 $2.38 $2.31 $2.27	Min.: 1 Mult.: 1
Equalisers DUAL INPUT 12G UHD-SDI EQ/TRDRIVER GS12142-INTE3 Semtech 1: $62.42 164Expected 27/11/2026	Mfr. Part No. GS12142-INTE3 Mouser Part No 947-GS12142-INTE3	Semtech	Equalisers DUAL INPUT 12G UHD-SDI EQ/TRDRIVER Learn More about Semtech gs12142 adaptive cable equalizers	Datasheet	164Expected 27/11/2026	Cut Tape $62.42 $53.16 $49.88 $49.25 Reel $49.25 MouseReel Available	Min.: 1 Mult.: 1 : 250