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Quest Interface ICs

Browse and compare Quest Interface ICs for pricing, inventory, datasheets, and other technical specs. View our listings for Quest Interface ICs to find the best offer for your next project.

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RS-232 / RS-422 / RS-485 Interface ICs

Display Drivers

Digital Isolators

CAN Transceivers

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Results: 8,250

Authorized Distributors

Non-Authorized Stocking Distributors

STMicroelectronics

$ 0.706

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ST485C Series 5 V 2.5 Mbps Low Power RS-485/RS-422 Transceiver - SOIC-8

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Avnet		ST485CDR	40,000	2500		USD					0.347	15h
	Future Electronics	3	ST485CDR	30,000	2500	Tape & Reel	USD					0.405
	Newark		ST485CDR	72,599	1	Cut Tape	USD	0.679	0.679	0.679	0.679	0.679
	Arrow Electronics	3	ST485CDR	4,114	1		USD	1.283	0.958	0.763	0.726	0.726
	Verical	2	ST485CDR	12,500	2500		USD					0.401

NXP Semiconductors

$ 0.926

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PCA9554 Series 5.5 V 85 mA 400 kHz 8-bit I2C-bus and SMBus I/O Port - TSSOP-16

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Future Electronics	2	PCA9554PW,118	52	1	Cut Tape	USD	1.640	1.640	1.410	1.340	1.250
	Verical	3	PCA9554PW,118	4,235	2		USD		0.777	0.777	0.777	0.777
	Arrow Electronics	2	PCA9554PW,118	4,235	1		USD	0.777	0.777	0.777	0.777	0.777
	Rochester Electronics		PCA9554PW,118	20,236			USD			1.070	0.888	0.792	13h
	UnikeyIC		PCA9554PW,118	2,553	1	Cut Tape	USD	1.099	0.902	0.653	0.615	0.615	1d

STMicroelectronics

$ 1.250

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ST3237E Series ±15 kV ESD Protected 5 V 250 kbps RS-232 Transceiver - SSOP-28

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Avnet		ST3237EBPR	4,050	1350		USD					1.061	15h
	Future Electronics	2	ST3237EBPR	712	1	Cut Tape	USD	2.200	2.010	1.890	1.680	1.680
	Newark	2	ST3237EBPR	4,050	1350	Tape & Reel
	Verical	4	ST3237EBPR	6,750	1350		USD					1.006
	Arrow Electronics	4	ST3237EBPR	1,350	1		USD	1.816	1.722	1.399	1.327	1.269

STMicroelectronics

$ 0.745

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+/-15 kV ESD protected, low power RS-485/RS-422 transceiver, [0oC, 70oC] temperature range

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Avnet	2	ST485ECDR	77,500	2500		USD					0.404	15h
	Future Electronics	3	ST485ECDR	2,500	2500	Tape & Reel	USD					0.500
	Newark	2	ST485ECDR	8,943	1	Cut Tape	USD	1.430	1.090	0.909	0.816	0.816
	Arrow Electronics	4	ST485ECDR	2,000	1		USD	0.856	0.856	0.856	0.856	0.856
	Verical	3	ST485ECDR	32,500	2500		USD					0.457

$ 1.655

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FUSB2805 Series 4.5 V 480 Mbps USB 2.0 High Speed OTG Transceiver - MLP-32

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Newark	2	FUSB2805MLX	2,965	1	Cut Tape	USD	3.100	2.330	2.030	2.030	2.030
	Rochester Electronics		FUSB2805MLX	609			USD			1.450	1.300	1.220	13h
	DigiKey	2	FUSB2805MLXFSCT-ND	317	1	Cut Tape	USD	3.100	2.324	1.914	1.781	1.781
	Onlinecomponents.com		FUSB2805MLX	0	25	Bulk	USD			1.850	1.610	1.510
	Future Electronics		FUSB2805MLX	0	3K	Tape & Reel	USD					0.835

$ 0.691

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CAT9555 Series 16-bit 2.3 to 5 V I²C and SMBus I/O Port with Interrupt TSSOP-24

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Avnet	2	CAT9555YI-T2	60,000	2K		USD					0.403	15h
	Arrow Electronics	2	CAT9555YI-T2	1,689	1		USD	1.201	0.916	0.765	0.691	0.691
	Verical	3	CAT9555YI-T2	1,689	4		USD		0.916	0.765	0.691	0.636
	Master Electronics		CAT9555YI-T2	2,000	50		USD			0.568	0.543	0.517
	Onlinecomponents.com		CAT9555YI-T2	2,000	50	Bulk	USD			0.568	0.543	0.517

STMicroelectronics

$ 0.351

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Dual Transmitter/Receiver RS-232 16-Pin SOP T/R / IC DRVR/RCVR RS232 5V 16-SOIC

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Future Electronics	3	ST232CDR	5,000	2500	Tape & Reel	USD					0.295
	Avnet		ST232CDR	2,500	2500		USD					0.251	15h
	Newark	3	ST232CDR	1,000	1	Cut Tape	USD	0.584	0.416	0.327	0.281	0.281
	Verical	4	ST232CDR	140,000	2500		USD					0.212
	Arrow Electronics	4	ST232CDR	1,620	1		USD	0.757	0.569	0.462	0.377	0.377

$ 0.766

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20kHz~250kHz Analog Step-down 1 AC-DC Offline Switch 9V~20V SOIC-8 LED Drivers ROHS

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Avnet	2	FL7701MX	14,821	1087		USD					0.590	15h
	Verical	6	FL7701MX	29	10		USD		0.628	0.628	0.628	0.628
	Arrow Electronics	3	FL7701MX	889	1		USD	0.795	0.782	0.757	0.733	0.733
	Rochester Electronics	2	FL7701MX	170,059			USD			0.912	0.757	0.675	13h
	DigiKey	4	FL7701MXFSCT-ND	1,022	1	Cut Tape	USD	1.560	1.139	0.918	0.821	0.821

$ 1.080

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Lvds Driver/receiver 400MBPS 0.45V 14-PIN TSSOP W T/r / IC DRVR/RCVR3.3V Lvds Hs 14TSSOP

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Avnet	2	FIN1019MTCX	15,000	2500		USD					0.849	15h
	Newark	3	FIN1019MTCX	13,070	1	Cut Tape	USD	1.990	1.470	1.190	1.050	1.050
	Verical		FIN1019MTCX	3,975	50		USD			1.529	1.168	1.128
	Master Electronics		FIN1019MTCX	3,975	25		USD			1.304	0.993	0.925
	Onlinecomponents.com		FIN1019MTCX	3,975	25	Bulk	USD			1.304	0.993	0.925

NXP Semiconductors

$ 0.609

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PCA9517A Series 5.5V 1 mA 400 kHz SMT Level Translating I2C-bus Repeater-TSSOP-8

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Future Electronics	2	PCA9517DP,118	2,500	2500	Tape & Reel	USD					0.535
	Newark	2	PCA9517DP,118	1,289	1	Cut Tape	USD	0.587	0.587	0.587	0.587	0.587
	Avnet	2	PCA9517DP,118	2,500	2500		USD					0.519	15h
	Verical	4	PCA9517DP,118	3,717	2		USD		0.609	0.609	0.609	0.609
	Arrow Electronics	3	PCA9517DP,118	3,717	1		USD	0.609	0.609	0.609	0.609	0.609