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QFN-16 Interface ICs

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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.	Product Type	Product	Type	Interface Type	Mounting Style	Package / Case
Smart Card Interface ICs Smart Card Bridge to Full Speed USB SEC1110I-A5-02 Microchip Technology 1: $3.00 920In Stock	Mfr. Part # SEC1110I-A5-02 Mouser Part # 579-SEC1110I-A5-02	Microchip Technology	Smart Card Interface ICs Smart Card Bridge to Full Speed USB Learn More about Microchip Technology microchip sec1110 sec1210	Datasheet	920In Stock	$3.00 $2.63	Min.: 1 Mult.: 1	Smart Card Interface ICs	Smart Card Interface ICs	Smart Card Bridge	UART, USB	SMD/SMT	QFN-16
USB Interface IC USB Type-C Port Controller UTC2000-E/MG Microchip Technology 1: $1.68 7,416In Stock	Mfr. Part # UTC2000-E/MG Mouser Part # 579-UTC2000-E/MG	Microchip Technology	USB Interface IC USB Type-C Port Controller Learn More about Microchip Technology microchip utc2000 controller	Datasheet	7,416In Stock	$1.68 $1.41 $1.40	Min.: 1 Mult.: 1	USB Interface IC	USB Transceivers	Transceiver		SMD/SMT	QFN-16
LVDS Interface IC 2-Output HCSL PCIe Buffer With Hi Drive SY75572LMG Microchip Technology 1: $2.15 3,495In Stock	Mfr. Part # SY75572LMG Mouser Part # 998-SY75572LMG	Microchip Technology	LVDS Interface IC 2-Output HCSL PCIe Buffer With Hi Drive	Datasheet	3,495In Stock	$2.15 $1.79 $1.62	Min.: 1 Mult.: 1	LVDS Interface IC				SMD/SMT	QFN-16
USB Interface IC USB to 4 bit SPI / FT1248 IC QFN-16 FT220XQ-R FTDI 1: $2.26 1,658In Stock	Mfr. Part # FT220XQ-R Mouser Part # 895-FT220XQ-R	FTDI	USB Interface IC USB to 4 bit SPI / FT1248 IC QFN-16 Learn More about FTDI xchip	Datasheet	1,658In Stock	Cut Tape $2.26 $2.19 $2.12 $1.93 View Reel $1.72 $1.76 $1.72 $1.72 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	USB Interface IC	USB Controllers	Bridge, USB to SPI/FT1248	USB	SMD/SMT	QFN-16
Interface - Specialized isoSPI Iso Communications Int LTC6820IUD#PBF Analog Devices 1: $8.30 5,642In Stock	Mfr. Part # LTC6820IUD#PBF Mouser Part # 584-LTC6820IUD#PBF	Analog Devices	Interface - Specialized isoSPI Iso Communications Int Learn More about Analog Devices adi ltc6820 isospi interface	Datasheet	5,642In Stock	$8.30 $6.43 $5.82 $5.41 View $5.13 $5.01 $4.94 $4.70	Min.: 1 Mult.: 1 Max.: 4,516	Interface - Specialized	Isolated Communications Interface ICs	isoSPI	SPI	SMD/SMT	QFN-16
Smart Card Interface ICs Smart Card Bridge to Full Speed USB SEC1110-A5-02NC Microchip Technology 1: $2.29 344In Stock	Mfr. Part # SEC1110-A5-02NC Mouser Part # 579-SEC1110-A5-02NC	Microchip Technology	Smart Card Interface ICs Smart Card Bridge to Full Speed USB Learn More about Microchip Technology microchip sec1110 sec1210	Datasheet	344In Stock	$2.29 $1.90	Min.: 1 Mult.: 1	Smart Card Interface ICs	Smart Card Interface ICs	Smart Card Bridge	UART, USB	SMD/SMT	QFN-16
PCI Interface IC 1-64GT/s 2 Differential Channel, 2:1 multiplexer/1:2 demultiplexer, SPDT, XQFN16 TDS5B212MX,ELF Toshiba 1: $1.59 3,500In Stock New Product	Mfr. Part # TDS5B212MX,ELF Mouser Part # 757-TDS5B212MXELF New Product	Toshiba	PCI Interface IC 1-64GT/s 2 Differential Channel, 2:1 multiplexer/1:2 demultiplexer, SPDT, XQFN16 Learn More about Toshiba tds5b212mx tds5c212mx mux demux switches	Datasheet	3,500In Stock	Cut Tape $1.59 $1.17 $1.06 $0.939 View Reel $0.77 $0.883 $0.849 $0.842 $0.812 $0.77 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	PCI Interface IC	Differential Switch IC	Switch - PCIe	PCIe	SMD/SMT	QFN-16
PCI Interface IC 1-64GT/s 2 Differential Channel, 2:1 multiplexer/1:2 demultiplexer, SPDT, XQFN16 TDS5C212MX,ELF Toshiba 1: $1.59 3,441In Stock New Product	Mfr. Part # TDS5C212MX,ELF Mouser Part # 757-TDS5C212MXELF New Product	Toshiba	PCI Interface IC 1-64GT/s 2 Differential Channel, 2:1 multiplexer/1:2 demultiplexer, SPDT, XQFN16 Learn More about Toshiba tds5b212mx tds5c212mx mux demux switches	Datasheet	3,441In Stock	Cut Tape $1.59 $1.17 $1.06 $0.939 View Reel $0.77 $0.883 $0.849 $0.842 $0.812 $0.77 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	PCI Interface IC	Differential Switch IC	Switch - PCIe	PCIe	SMD/SMT	QFN-16
USB Interface IC Standalone USB PD controller for power sinking devices STUSB4531QTR STMicroelectronics 1: $3.23 2,715In Stock 3,000Expected 12/21/2026 New Product	Mfr. Part # STUSB4531QTR Mouser Part # 511-STUSB4531QTR New Product	STMicroelectronics	USB Interface IC Standalone USB PD controller for power sinking devices Learn More about STMicroelectronics st stusb4531 sink usb pd controller	Datasheet	2,715In Stock 3,000Expected 12/21/2026	Cut Tape $3.23 $2.41 $2.21 $1.98 Reel $1.67 View $1.87 $1.83 $1.74 $1.64 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	USB Interface IC	USB PD Controller	Standalone Sink USB PD Controller	I2C	SMD/SMT	QFN-16
Interface - I/O Expanders 8B I/O Expander I2C interface MCP23009-E/MG Microchip Technology 1: $1.63 13,433In Stock	Mfr. Part # MCP23009-E/MG Mouser Part # 579-MCP23009-E/MG	Microchip Technology	Interface - I/O Expanders 8B I/O Expander I2C interface	Datasheet	13,433In Stock	$1.63 $1.36 $1.25	Min.: 1 Mult.: 1	I/O Expanders			I2C, Serial	SMD/SMT	QFN-16
USB Interface IC USB Transceiver STUSB03EQR STMicroelectronics 1: $1.49 1,098In Stock	Mfr. Part # STUSB03EQR Mouser Part # 511-STUSB03EQR	STMicroelectronics	USB Interface IC USB Transceiver Learn More about STMicroelectronics stm standard products	Datasheet	1,098In Stock	Cut Tape $1.49 $1.08 $0.981 $0.868 Reel $0.707 View $0.804 $0.771 $0.737 $0.691 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	USB Interface IC	USB Transceivers	Transceiver	Serial, USB	SMD/SMT	QFN-16
USB Interface IC 1 Chan FS USB UART w/ 256 Byte FIFO XR21V1410IL16TR-F MaxLinear 1: $4.55 18,512In Stock	Mfr. Part # XR21V1410IL16TR-F Mouser Part # 701-XR21V1410IL16TRF	MaxLinear	USB Interface IC 1 Chan FS USB UART w/ 256 Byte FIFO Learn More about MaxLinear xr21v14x uart	Datasheet	18,512In Stock	Cut Tape $4.55 $3.43 $3.15 $2.85 $2.75 Reel $2.75 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	USB Interface IC	USB Controllers	Bridge, USB to UART	I2C, UART, USB	SMD/SMT	QFN-16
Interface - I/O Expanders 8B I/O Expander SPI interface MCP23009T-E/MG Microchip Technology 1: $1.63 5,344In Stock	Mfr. Part # MCP23009T-E/MG Mouser Part # 579-MCP23009T-E/MG	Microchip Technology	Interface - I/O Expanders 8B I/O Expander SPI interface	Datasheet	5,344In Stock	Cut Tape $1.63 $1.36 Reel $1.25 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	I/O Expanders			I2C, Serial	SMD/SMT	QFN-16
Interface - I/O Expanders 8B I/O Expander SPI interface MCP23S09-E/MG Microchip Technology 1: $1.70 7,727In Stock 5,040Expected 12/14/2026	Mfr. Part # MCP23S09-E/MG Mouser Part # 579-MCP23S09-E/MG	Microchip Technology	Interface - I/O Expanders 8B I/O Expander SPI interface	Datasheet	7,727In Stock 5,040Expected 12/14/2026	$1.70 $1.43 $1.29	Min.: 1 Mult.: 1	I/O Expanders			Serial, SPI	SMD/SMT	QFN-16
Interface - I/O Expanders 8B I/O Expander SPI interface MCP23S09T-E/MG Microchip Technology 1: $1.70 2,697In Stock	Mfr. Part # MCP23S09T-E/MG Mouser Part # 579-MCP23S09T-E/MG	Microchip Technology	Interface - I/O Expanders 8B I/O Expander SPI interface	Datasheet	2,697In Stock	Cut Tape $1.70 $1.43 Reel $1.29 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	I/O Expanders			Serial, SPI	SMD/SMT	QFN-16
Smart Card Interface ICs Smart Card Bridge to Full Speed USB SEC1110-A5-02 Microchip Technology 1: $2.40 934In Stock	Mfr. Part # SEC1110-A5-02 Mouser Part # 579-SEC1110-A5-02	Microchip Technology	Smart Card Interface ICs Smart Card Bridge to Full Speed USB Learn More about Microchip Technology microchip sec1110 sec1210	Datasheet	934In Stock	$2.40 $2.09	Min.: 1 Mult.: 1	Smart Card Interface ICs	Smart Card Interface ICs	Smart Card Bridge	UART, USB	SMD/SMT	QFN-16
Smart Card Interface ICs Smart Card Bridge to Full Speed USB SEC1110I-A5-02-TR Microchip Technology 1: $3.23 2,647In Stock	Mfr. Part # SEC1110I-A5-02-TR Mouser Part # 579-SEC1110I-A502-TR	Microchip Technology	Smart Card Interface ICs Smart Card Bridge to Full Speed USB Learn More about Microchip Technology microchip sec1110 sec1210	Datasheet	2,647In Stock	Cut Tape $3.23 Reel $2.71 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	Smart Card Interface ICs	Smart Card Interface ICs	Smart Card Bridge	UART, USB	SMD/SMT	QFN-16
LVDS Interface IC 2-Output HCSL PCIe Buffer With Hi Drive SY75572LMG-TR Microchip Technology 1: $2.15 1,093In Stock	Mfr. Part # SY75572LMG-TR Mouser Part # 998-SY75572LMGTR	Microchip Technology	LVDS Interface IC 2-Output HCSL PCIe Buffer With Hi Drive Learn More about Microchip Technology microchip pcie timing solutions	Datasheet	1,093In Stock	Cut Tape $2.15 $1.80 Reel $1.62	Min.: 1 Mult.: 1 : 1,000	LVDS Interface IC				SMD/SMT	QFN-16
Smart Card Interface ICs 16-pin smartcard Interfaces ST8034PQR STMicroelectronics 1: $2.59 1,265In Stock	Mfr. Part # ST8034PQR Mouser Part # 511-ST8034PQR	STMicroelectronics	Smart Card Interface ICs 16-pin smartcard Interfaces	Datasheet	1,265In Stock	Cut Tape $2.59 $1.93 $1.76 $1.58 Reel $1.33 View $1.49 $1.44 $1.39 $1.31 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	Smart Card Interface ICs	Smart Card Interface ICs			SMD/SMT	QFN-16
USB Interface IC USB to I2C Bridge Device MCP2221-I/ML Microchip Technology 1: $3.15 1,708In Stock	Mfr. Part # MCP2221-I/ML Mouser Part # 579-MCP2221-I/ML	Microchip Technology	USB Interface IC USB to I2C Bridge Device Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	1,708In Stock	$3.15 $2.62 $2.38	Min.: 1 Mult.: 1	USB Interface IC	USB Controllers	Bridge, USB to UART/I2C	HDI, I2C, UART, USB	SMD/SMT	QFN-16
USB Interface IC USB 2.0 to I2C/UART Protocol Converter with GPIO, AEC-Q100 Qualified MCP2221A-I/ML Microchip Technology 1: $2.80 4,153In Stock	Mfr. Part # MCP2221A-I/ML Mouser Part # 579-MCP2221A-I/ML	Microchip Technology	USB Interface IC USB 2.0 to I2C/UART Protocol Converter with GPIO, AEC-Q100 Qualified Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	4,153In Stock	$2.80 $2.33 $2.13	Min.: 1 Mult.: 1	USB Interface IC	USB Controllers	Bridge, USB to UART/I2C		SMD/SMT	QFN-16
USB Interface IC USB 2.0 to I2C Converter with GPIO MCP2221AT-I/ML Microchip Technology 1: $2.80 773In Stock 13,200On Order	Mfr. Part # MCP2221AT-I/ML Mouser Part # 579-MCP2221AT-I/ML	Microchip Technology	USB Interface IC USB 2.0 to I2C Converter with GPIO Learn More about Microchip Technology microchip mcp2221 converter	Datasheet	773In Stock 13,200On Order On Order Ship Dates Mfr. #: MCP2221AT-I/ML Stock: 773 Can Ship Immediately On Order: 6,600 Expected 10/26/2026 6,600 Expected 1/1/2027 Factory Lead-Time: 22 Weeks	Cut Tape $2.80 $2.36 Reel $2.13 MouseReel Available	Min.: 1 Mult.: 1 : 3,300	USB Interface IC	USB Controllers	Bridge, USB to UART/I2C		SMD/SMT	QFN-16
RS-485 Interface IC Ext Temp Range RS485 Transceiver A 595-S A 595-SN55LBC180RSAT SN55LBC180RSAR Texas Instruments 1: $4.94 3,201In Stock	Mfr. Part # SN55LBC180RSAR Mouser Part # 595-SN55LBC180RSAR	Texas Instruments	RS-485 Interface IC Ext Temp Range RS485 Transceiver A 595-S A 595-SN55LBC180RSAT	Datasheet	3,201In Stock	Cut Tape $4.94 $4.20 Reel $3.00 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	RS-485 Interface IC	RS-485 Transceivers			SMD/SMT	QFN-16
USB Interface IC 1-Ch 12Mbps 48MHz Internal clock; UART XR21V1410IL16-F MaxLinear 1: $4.47 2,166In Stock	Mfr. Part # XR21V1410IL16-F Mouser Part # 701-XR21V1410IL16-F	MaxLinear	USB Interface IC 1-Ch 12Mbps 48MHz Internal clock; UART Learn More about MaxLinear xr21v14x uart	Datasheet	2,166In Stock	$4.47 $3.39 $3.12 $2.83 View $2.60 $2.52 $2.49 $2.42	Min.: 1 Mult.: 1	USB Interface IC	USB Controllers	Bridge, USB to UART	I2C, UART, USB	SMD/SMT	QFN-16
RS-232 Interface IC 3V RS-232 1TX/1RX TRANSC 16LD 5X5 ISL4221EIRZ-T Renesas / Intersil 1: $4.70 4,177In Stock 6,000Expected 11/20/2026	Mfr. Part # ISL4221EIRZ-T Mouser Part # 968-ISL4221EIRZ-T	Renesas / Intersil	RS-232 Interface IC 3V RS-232 1TX/1RX TRANSC 16LD 5X5 Learn More about Renesas / Intersil renesas isl3232e isl4221e isl4223e interface ics	Datasheet	4,177In Stock 6,000Expected 11/20/2026	Cut Tape $4.70 $3.73 $3.19 $2.92 View Reel $2.48 $2.77 $2.72 $2.62 $2.55 $2.48 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	RS-232 Interface IC	RS-232 Transceivers			SMD/SMT	QFN-16

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