All DistributorsFarnellIntegrated Circuits (ICs)Interface ICsI/O Expanders (563)

Farnell I/O Expanders

Browse and compare Farnell I/O Expanders for pricing, inventory, datasheets, and other technical specs. View our listings for Farnell I/O Expanders to find the best offer for your next project.

Top Manufacturers

NXP Semiconductors

Analog Devices

Microchip

onsemi

Renesas

Infineon

Explore Farnell I/O Expanders

Results: 563

Authorized Distributors

Non-Authorized Stocking Distributors

NXP Semiconductors

$ 1.495

Compare

I2C/SPI Interface 400kHz 2.7V/3.6V 24-Pin HVQFN EP T/R

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Newark	2	PCA9502BS,128	897	1	Cut Tape	USD	2.690	2.040	2.040	2.040	2.040
	Arrow Electronics	2	PCA9502BS,128	1,416	1		USD	1.936	1.733	1.667	1.569	1.569
	Verical	2	PCA9502BS,128	609	1		USD	1.319	1.319	1.319	1.319	1.319
	Rochester Electronics		PCA9502BS,128	1,270			USD			1.430	1.280	1.210	16h
	DigiKey	3	568-12158-1-ND	2,737	1	Cut Tape	USD	3.070	2.297	1.892	1.759	1.759

NXP Semiconductors

PCA9539RPW/Q900J

$ 1.594

Compare

135¦ÌA 10mA 25mA I2C, SMBus 16 2.3V 5.5V 400KHz TSSOP-24

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Newark		PCA9539RPW/Q900J	10,685	1	Cut Tape	USD	2.940	2.190	1.800	1.670	1.670
	Verical	2	PCA9539RPW/Q900J	2,500	2		USD		1.142	1.142	1.142	1.142
	Arrow Electronics	2	PCA9539RPW/Q900J	2,500	1		USD	1.142	1.142	1.142	1.142	1.142
	UnikeyIC		PCA9539RPW/Q900J	4,928	1	Tape & Reel	USD	2.935	2.538	2.097	1.931	1.931	1d
	DigiKey	2	568-13622-1-ND	1,653	1	Cut Tape	USD	2.910	2.174	1.787	1.657	1.657

NXP Semiconductors

PCA9703PW/Q900,118

$ 1.695

Compare

PCA9703 Series 16 Bit SPI Interface General Purpose Shift Register - TSSOP-24

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Verical	3	PCA9703PW/Q900,118	2,755	4		USD		1.374	1.374	1.374	1.374
	Arrow Electronics		PCA9703PW/Q900,118	2,755	1		USD	1.374	1.374	1.374	1.374	1.374
	Rochester Electronics		PCA9703PW/Q900,118	250,200			USD			1.710	1.530	1.440	16h
	DigiKey	3	568-6673-1-ND	593	1	Cut Tape	USD	3.600	2.709	2.241	2.102	2.102
	Newark	2	PCA9703PW/Q900,118	0	1	Cut Tape	USD	3.640	2.730	2.270	2.270	2.270

NXP Semiconductors

PCAL9539AHF,128

$ 1.160

Compare

I2C/SMBus Interface 100kHz/400kHz 5.5V 24-Pin HWQFN EP T/R

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Newark	2	PCAL9539AHF,128	5,816	1	Cut Tape	USD	2.280	1.700	1.380	1.380	1.380
	Verical	2	PCAL9539AHF,128	28	6		USD		0.986	0.986	0.986	0.986
	Arrow Electronics	2	PCAL9539AHF,128	5,980	1		USD	1.026	1.026	1.026	1.026	1.026
	Rochester Electronics		PCAL9539AHF,128	2,280			USD			1.350	1.120	0.999	16h
	DigiKey	3	568-9949-1-ND	3,087	1	Cut Tape	USD	2.220	1.643	1.339	1.223	1.223

NXP Semiconductors

$ 1.130

Compare

Shift Register, PCA9703, Serial to Serial, 1 Element, 16 bit, TSSOP, 24 Pins

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Newark	2	PCA9703PW,118	4,054	1	Cut Tape	USD	1.990	1.510	1.510	1.510	1.510
	Verical	4	PCA9703PW,118	643	6		USD		0.822	0.822	0.822	0.822
	Arrow Electronics	2	PCA9703PW,118	4,887	1		USD	0.942	0.942	0.942	0.942	0.942
	Rochester Electronics		PCA9703PW,118	3,345			USD			1.390	1.150	1.030	16h
	DigiKey	3	568-5114-1-ND	2,430	1	Cut Tape	USD	2.280	1.684	1.374	1.257	1.257

CAT9532HV6I-GT2

$ 0.832

Compare

CAT9532 Series 2.3 to 5.5 V I2C 16-Bit Programmable LED Dimmer - TQFN-24

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	DigiKey	3	CAT9532HV6I-GT2TROSCT-ND	8,910	1	Cut Tape	USD	1.620	1.184	0.956	0.857	0.857
	Onlinecomponents.com		CAT9532HV6I-GT2	0	25	Bulk	USD			1.137	0.806	0.742
	Master Electronics		CAT9532HV6I-GT2	0	25		USD			1.137	0.806	0.742
	Future Electronics		CAT9532HV6I-GT2	0	2K	Tape & Reel	USD					0.700
	Avnet		CAT9532HV6I-GT2	0	2K		USD					0.737	2d

NXP Semiconductors

$ 0.810

Compare

Low-Voltage Translating 16-bit I2C-Bus/SMBus I/O Expander 24-Pin HWQFN T/R

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Verical	5	PCA6416AHF,128	2,951	2		USD		0.637	0.637	0.637	0.637
	Arrow Electronics	4	PCA6416AHF,128	2,951	1		USD	0.637	0.637	0.637	0.637	0.637
	Rochester Electronics		PCA6416AHF,128	6,000			USD			0.943	0.783	0.698	16h
	UnikeyIC		PCA6416AHF,128	10,645	1	Tape & Reel	USD	1.611	1.378	1.165	1.065	1.065	1d
	DigiKey	3	568-9935-1-ND	10,016	1	Cut Tape	USD	1.610	1.175	0.948	0.850	0.850

NXP Semiconductors

$ 0.794

Compare

PCA9536 Series 5.5 V 290 µA 400 kHz 4-bit I2C-bus and SMBus I/O Port - TSSOP-8

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Newark		PCA9536DP,118	22,645	1		USD	1.390	1.010	0.832	0.750	0.708
	Future Electronics	2	PCA9536DP,118	7,500	2500	Tape & Reel	USD					0.685
	Verical	2	PCA9536DP,118	2,956	2		USD		0.628	0.628	0.628	0.628
	Arrow Electronics	2	PCA9536DP,118	2,956	1		USD	0.628	0.628	0.628	0.628	0.628
	DigiKey	3	568-1836-1-ND	53,206	1	Cut Tape	USD	1.590	1.159	0.935	0.838	0.838

CY8C9540A-24PVXI

$ 7.350

Compare

CY8C9540A Series 5.25 V 100 kHz Surface Mount I/O Expander - SSOP-48

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Avnet	2	CY8C9540A-24PVXI	219	50		USD			14.179	13.574	13.574	2d
	Newark		CY8C9540A-24PVXI	49	1		USD	12.570	10.230	7.790	7.370	7.370
	Arrow Electronics	2	CY8C9540A-24PVXI	440	1		USD	11.451	8.439	7.897	7.340	7.340
	Rochester Electronics	2	CY8C9540A-24PVXI	203			USD			6.370	5.700	5.360	16h
	DigiKey		448-CY8C9540A-24PVXI-ND	513	1	Tube	USD	11.840	9.281	8.532	7.393	7.228

NXP Semiconductors

$ 0.391

Compare

PCA9570 Series Remote 3.6 V 4-Bit General Purpose I2C/SMBus GPIO Expander-XQFN-8

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Newark	2	PCA9570GMH	19,309	1	Cut Tape	USD	0.818	0.581	0.458	0.458	0.458
	Arrow Electronics	4	PCA9570GMH	7,038	1		USD	0.293	0.293	0.293	0.293	0.293
	Verical	3	PCA9570GMH	7,038	4		USD		0.293	0.293	0.293	0.293
	DigiKey	3	568-10952-1-ND	34,824	1	Cut Tape	USD	0.810	0.576	0.455	0.391	0.391
	Avnet		PCA9570GMH	0	4K		USD					0.345	2d