All DistributorsRochester ElectronicsIntegrated Circuits (ICs)Interface ICsI/O Expanders (367)

Rochester Electronics I/O Expanders

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Authorized Distributors

Non-Authorized Stocking Distributors

$ 3.047

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I2C Interface 400kHz 5.5V Automotive 24-Pin TQFN EP / IC I/O EXPANDER I2C QFN

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Analog Devices		MAX7327AATG+	459		Tube	USD	5.530	4.228	4.228	2.630	2.630	1h
	Rochester Electronics		MAX7327AATG+	9,852			USD			3.290	2.940	2.770	18h
	Arrow Electronics		MAX7327AATG+	0	172		USD				3.047	3.047
	Farnell		MAX7327AATG+	0	172	Tube	USD*				3.488*	3.488*	17h
	Mouser		700-MAX7327AATG+	8	1	Tube	USD	6.270	4.820	3.920	3.730	3.630

Texas Instruments

$ 2.115

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16-bit 2.3- to 5.5-V I2C/SMBus I/O expander with interrupt & config registers 24-SSOP -40 to 85

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Rochester Electronics		PCA9535DBQR	1,368			USD			2.100	1.880	1.770	18h
	Verical	2	PCA9535DBQR	1,035	143		USD				2.350	2.213
	Arrow Electronics		PCA9535DBQR	0	2500		USD					2.511
	Mouser		595-PCA9535DBQR	890	1	Tape & Reel	USD	3.370	3.090	3.090	2.460	2.240
	Win Source		WS-PCA9535DBQR	8,970	21		USD			1.900	1.594	1.594	19h

Texas Instruments

$ 1.700

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8-bit 2.3- to 5.5-V I2C/SMBus I/O expander with reset & config registers 16-TVSOP -40 to 85

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Rochester Electronics		PCA9557DGVR	84,764			USD			1.520	1.360	1.280	18h
	Verical	5	PCA9557DGVR	1,170	198		USD				1.700	1.600
	Arrow Electronics		PCA9557DGVR	0	2K		USD					1.762
	Mouser		595-PCA9557DGVR	2,365	1	Tape & Reel	USD	3.480	2.610	2.140	1.770	1.520
	Component Stockers USA		PCA9557DGVR	64,153			USD	0.830	0.830	0.780	0.700	0.700	>1wk

$ 1.380

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PCA9535ECDWR2G, 16-CHANNEL 16 Bit I/o Expander 1MHZ, I2C, 24-PIN SOIC

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Verical	3	PCA9535ECDWR2G	1,566	230		USD				1.363	1.212
	Rochester Electronics		PCA9535ECDWR2G	2,727			USD			1.310	1.090	0.969	18h
	Flip Electronics		PCA9535ECDWR2G	1,000									5d
	Avnet		PCA9535ECDWR2G	0	820		USD				1.397	1.218	3d
	RS (Formerly Allied Electronics)		PCA9535ECDWR2G	0	10	Bulk	USD		2.440	2.190	2.190	2.190	1d

Texas Instruments

$ 2.089

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5-channel bidirectional 3- to 3.6-V expandable 400-kHz I2C/SMBus buffer/hub 20-SOIC -40 to 85

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Rochester Electronics		PCA9518DW	20,503			USD			2.150	1.920	1.810	18h
	DigiKey		296-33489-5-ND	303	1	Tube	USD	2.220	1.647	1.344	1.268	1.268
	Verical	4	PCA9518DW	225	140		USD				2.400	2.263
	Arrow Electronics		PCA9518DW	0	550		USD				2.154	2.154
	Mouser		595-PCA9518DW	136	1	Tube	USD	2.220	2.220	2.220	2.110	2.110

$ 2.313

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IC INTERFACE SPECIALIZED 28TSSOP / Smart Card Interface 28-TSSOP

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Analog Devices		DS8024-RJX+	21		Tube	USD	4.030	3.047	2.531	2.261	2.194	1h
	Rochester Electronics		DS8024-RJX+	100			USD			2.320	2.070	1.950	18h
	DigiKey		DS8024-RJX+-ND	103	1	Tube	USD	4.700	3.571	2.977	2.666	2.589
	Arrow Electronics		DS8024-RJX+	0	200		USD				2.313	2.313
	Farnell		DS8024-RJX+	0	200	Tube	USD*				2.455*	2.455*	17h

NXP Semiconductors

$ 0.511

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Remote 8-bit general purpose outputs for 1 MHz I2C-bus/ REEL RoHS Compliant: Yes

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Verical	2	PCA9571GUX	11,026	3		USD		0.403	0.403	0.403	0.403
	Arrow Electronics	2	PCA9571GUX	11,026	1		USD	0.403	0.403	0.403	0.403	0.403
	Rochester Electronics		PCA9571GUX	11,593			USD			0.678	0.563	0.502	18h
	DigiKey	2	568-12400-1-ND	6,663	1	Cut Tape	USD	1.080	0.779	0.620	0.536	0.536
	Farnell	2	PCA9571GUX	0	4K	Custom Reel	USD*					0.504*	17h

Texas Instruments

$ 1.755

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Remote 16-BIT I2C And Smbus I/o Expander With Interrupt Output And Configuration Registers

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Rochester Electronics		PCA9555DGVR	1,957			USD			1.750	1.560	1.470	18h
	Verical	2	PCA9555DGVR	426	172		USD				1.950	1.838
	Arrow Electronics		PCA9555DGVR	0	2K		USD					2.022
	Win Source		WS-PCA9555DGVR	7,900	14		USD			2.848	2.554	2.554	19h
	Worldway Electronics		PCA9555DGVR	6,452	7	Tape & Reel	USD		0.648	0.628	0.595	0.595	17h

Texas Instruments

$ 1.884

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8-bit 2.3- to 5.5-V I2C/SMBus I/O expander with interrupt & config registers 16-TVSOP -40 to 85

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Rochester Electronics		PCA9534DGVR	304			USD			1.810	1.620	1.530	18h
	Verical		PCA9534DGVR	304	166		USD				2.025	1.913
	Arrow Electronics		PCA9534DGVR	0	2K		USD					2.143
	Mouser		595-PCA9534DGVR	305	1	Tape & Reel	USD	3.090	2.750	2.750	2.170	1.950
	Win Source		WS-PCA9534DGVR	10,184	25		USD			1.630	1.367	1.367	19h

Texas Instruments

$ 0.985

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TEXAS INSTRUMENTS TCA9538DBR I/O Expander, 8bit, 400 kHz, I2C, SMBus, 1.65 V, 5.5 V, SSOP

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Arrow Electronics		TCA9538DBR	513	1		USD	2.033	1.508	1.231	0.930	0.930
	Rochester Electronics		TCA9538DBR	15,950			USD			1.250	1.040	0.925	18h
	DigiKey	2	296-43160-1-ND	1,681	1	Cut Tape	USD	2.070	1.524	1.239	1.128	1.128
	Verical	2	TCA9538DBR	513	7		USD		1.508	1.231	0.930	0.930
	Mouser		595-TCA9538DBR	1,705	1	Tape & Reel	USD	2.070	1.530	1.240	1.110	1.000