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RS-485 Interface IC

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Mounting Style	Package / Case	Series	Function	Data Rate	Number of Drivers	Number of Receivers	Duplex	Supply Voltage - Max	Supply Voltage - Min	Operating Supply Current	Minimum Operating Temperature	Maximum Operating Temperature	ESD Protection	Packaging
	RS-485 Interface IC High-speed 3.3 V / 5 V RS485 transceiver with +-12 kV IEC 61000-4-2 contact ESD protection ST4E1240IQT STMicroelectronics 1: $2.65 1,588In Stock 3,000On Order New Product	Mfr. Part # ST4E1240IQT Mouser Part # 511-ST4E1240IQT New Product	STMicroelectronics	RS-485 Interface IC High-speed 3.3 V / 5 V RS485 transceiver with +-12 kV IEC 61000-4-2 contact ESD protection Learn More about STMicroelectronics st4e12x transceivers	Datasheet	1,588In Stock 3,000On Order	Cut Tape $2.65 $1.96 $1.78 $1.60 Reel $1.31 View $1.51 $1.44 $1.29	Min.: 1 Mult.: 1 : 3,000			SMD/SMT	DFN-8		Transceiver	40 Mb/s	1 Driver	1 Receiver	Half Duplex	5.5 V	3 V	1.77 mA	- 40 C	+ 125 C	12 kV	Reel, Cut Tape
	RS-485 Interface IC High-speed 3.3 V / 5 V RS485 transceiver +- 12 kV IEC 61000-4-2 ESD protection ST4E1216IDT STMicroelectronics 1: $2.39 2,569In Stock 5,000Expected 10/14/2026	Mfr. Part # ST4E1216IDT Mouser Part # 511-ST4E1216IDT	STMicroelectronics	RS-485 Interface IC High-speed 3.3 V / 5 V RS485 transceiver +- 12 kV IEC 61000-4-2 ESD protection Learn More about STMicroelectronics st4e12x transceivers	Datasheet	2,569In Stock 5,000Expected 10/14/2026	Cut Tape $2.39 $1.81 $1.65 $1.50 Reel $1.33 View $1.44 $1.39 $1.25	Min.: 1 Mult.: 1 : 2,500			SMD/SMT	SO-8		Transceiver	16 Mb/s	1 Driver	1 Receiver	Half Duplex	5.5 V	3 V	1.77 mA	- 40 C	+ 125 C		Reel, Cut Tape
	RS-485 Interface IC High-speed 3.3V / 5V RS485 trans +- 12 kV IEC 61000-4-2 contact ESD protect ST4E1240DT STMicroelectronics 1: $2.48 4,402In Stock	Mfr. Part # ST4E1240DT Mouser Part # 511-ST4E1240DT	STMicroelectronics	RS-485 Interface IC High-speed 3.3V / 5V RS485 trans +- 12 kV IEC 61000-4-2 contact ESD protect Learn More about STMicroelectronics st4e12x transceivers	Datasheet	4,402In Stock	Cut Tape $2.48 $1.83 $1.66 $1.48 Reel $1.22 View $1.40 $1.35 $1.20 MouseReel Available	Min.: 1 Mult.: 1 : 2,500			SMD/SMT	SO-8		Transceiver	40 Mb/s	1 Driver	1 Receiver	Half Duplex	5.5 V	3 V	1.77 mA	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
	RS-485 Interface IC 3.3V RS485 compatible with 1.8V I/Os and selectable speed 20Mbps or 250kbps STR485ELVQT STMicroelectronics 1: $3.32 110In Stock 6,000On Order	Mfr. Part # STR485ELVQT Mouser Part # 511-STR485ELVQT	STMicroelectronics	RS-485 Interface IC 3.3V RS485 compatible with 1.8V I/Os and selectable speed 20Mbps or 250kbps Learn More about STMicroelectronics stm str485e transceiver	Datasheet	110In Stock 6,000On Order On Order Ship Dates Mfr. #: STR485ELVQT Stock: 110 Can Ship Immediately On Order: 3,000 Expected 8/16/2027 3,000 TBD Factory Lead-Time: 30 Weeks	Cut Tape $3.32 $2.47 $2.25 $2.02 View Reel $1.68 $1.87 $1.82 $1.68 MouseReel Available	Min.: 1 Mult.: 1 : 3,000			SMD/SMT	DFN-10	STR485	Transceiver	20 Mb/s	1 Driver	1 Receiver	Half Duplex	3.6 V	1.65 V	625 uA	- 40 C	+ 125 C	16 kV	Reel, Cut Tape, MouseReel
	RS-485 Interface IC 3.3V RS485 compatible with 1.8V I/Os and selectable speed 20Mbps or 250kbps STR485LVQT STMicroelectronics 1: $3.60 6In Stock 12,000On Order	Mfr. Part # STR485LVQT Mouser Part # 511-STR485LVQT	STMicroelectronics	RS-485 Interface IC 3.3V RS485 compatible with 1.8V I/Os and selectable speed 20Mbps or 250kbps Learn More about STMicroelectronics stm str485 line transceiver	Datasheet	6In Stock 12,000On Order	Cut Tape $3.60 $2.80 $2.51 $2.30 View Reel $1.92 $2.21 $2.17 $2.09 $1.92 MouseReel Available	Min.: 1 Mult.: 1 : 3,000			SMD/SMT	DFN-10	STR485	Transceiver	20 Mb/s	1 Driver	1 Receiver	Half Duplex	3.6 V	1.65 V	625 uA	- 40 C	+ 105 C	16 kV	Reel, Cut Tape, MouseReel
	RS-485 Interface IC 50 Mbps, 3.3V / 5V full-duplex RS485 transceiver with +- 12 kV IEC 61000-4-2 contact ESD protection ST4E1250FIQT STMicroelectronics 3,000: $1.72 Non-Stocked New Product	Mfr. Part # ST4E1250FIQT Mouser Part # 511-ST4E1250FIQT New Product	STMicroelectronics	RS-485 Interface IC 50 Mbps, 3.3V / 5V full-duplex RS485 transceiver with +- 12 kV IEC 61000-4-2 contact ESD protection	Datasheet	Non-Stocked	Reel $1.72 $1.66	Min.: 3,000 Mult.: 3,000 : 3,000																	Reel
	RS-485 Interface IC 50 Mbps, full-duplex RS485 transceiver with +- 16 kV IEC 61000-4-2 contact ESD protection ST4E1650FIDT STMicroelectronics 2,500: $1.78 Non-Stocked New Product	Mfr. Part # ST4E1650FIDT Mouser Part # 511-ST4E1650FIDT New Product	STMicroelectronics	RS-485 Interface IC 50 Mbps, full-duplex RS485 transceiver with +- 16 kV IEC 61000-4-2 contact ESD protection		Non-Stocked	Reel $1.78 $1.72	Min.: 2,500 Mult.: 2,500 : 2,500																	Reel
	RS-485 Interface IC 50 Mbps, full-duplex RS485 transceiver with +- 16 kV IEC 61000-4-2 contact ESD protection ST4E1650FIQT STMicroelectronics 3,000: $1.81 Non-Stocked New Product	Mfr. Part # ST4E1650FIQT Mouser Part # 511-ST4E1650FIQT New Product	STMicroelectronics	RS-485 Interface IC 50 Mbps, full-duplex RS485 transceiver with +- 16 kV IEC 61000-4-2 contact ESD protection	Datasheet	Non-Stocked	Reel $1.81 $1.76	Min.: 3,000 Mult.: 3,000 : 3,000																	Reel