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Rochester Electronics I/O Expanders

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Texas Instruments

$ 1.530

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

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Arrow Electronics		PCA9534DW	89	1		USD	3.081	2.210	2.049	2.049	2.049
	Rochester Electronics		PCA9534DW	46,463			USD			1.950	1.740	1.640	5h
	Verical	5	PCA9534DW	89	2		USD		2.210	2.049	1.228	1.111
	Mouser		595-PCA9534DW	758	1	Tube	USD	3.570	2.420	2.240	1.320	1.210
	Microchip USA		PCA9534DW	1,837	600	Bulk	USD				1.360	1.360	5d

Texas Instruments

$ 1.286

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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		PCA9518DWR	7,759			USD			1.340	1.200	1.130	5h
	Verical		PCA9518DWR	7,759	224		USD				1.500	1.413
	Arrow Electronics		PCA9518DWR	0	2K		USD					1.546
	Win Source		WS-PCA9518DWR	8,000	23		USD			1.749	1.467	1.467	6h
	Worldway Electronics		PCA9518DWR	25,565	7	Tape & Reel	USD		0.424	0.411	0.390	0.390	5h

Texas Instruments

$ 1.117

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CA9554 Tube ACTIVE (Last Updated: 6days ago) Active io expander 5.5V 10.3mm 400kHz 104muA

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Arrow Electronics		PCA9554ADW	4	1		USD	2.954	2.954	2.954	2.954	2.954
	Rochester Electronics		PCA9554ADW	25,488			USD			1.160	0.963	0.858	5h
	Verical	6	PCA9554ADW	21,831	259		USD				1.204	1.073
	Mouser		595-PCA9554ADW	30	1	Tube	USD	2.960	1.930	1.750	1.030	0.930
	Win Source		WS-PCA9554ADW	3,000	30		USD			1.537	1.289	1.289	6h

ADP5585ACBZ-01-R7

$ 1.230

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Keypad Decoder and I/O Expansion 16-Pin WLCSP T/R

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Analog Devices		ADP5585ACBZ-01-R7	18,000	3K	Tape & Reel	USD					1.100	12h
	Rochester Electronics		ADP5585ACBZ-01-R7	31,024			USD			1.380	1.230	1.160	5h
	Arrow Electronics		ADP5585ACBZ-01-R7	0	3K		USD					1.275
	Microchip USA		ADP5585ACBZ-01-R7	287	600	Tray	USD				1.117	1.117	5d
	Worldway Electronics		ADP5585ACBZ-01-R7	13,556	7	Tape & Reel	USD		0.390	0.378	0.358	0.358	5h

Texas Instruments

$ 2.750

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16-bit 4.5- to 5.5-V I2C/SMBus I/O expander with interrupt 24-SOIC -40 to 85

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Rochester Electronics		PCF8575CDWR	11			USD			1.750	1.560	1.470	5h
	Arrow Electronics		PCF8575CDWR	0	2K		USD					3.540
	Mouser		595-PCF8575CDWR	1,466	1	Tape & Reel	USD	8.810	6.150	5.100	3.940	3.820
	Win Source		WS-PCF8575CDWR	4,000	20		USD			2.054	1.723	1.723	6h
	Worldway Electronics		PCF8575CDWR	23,532	7	Tape & Reel	USD		0.528	0.512	0.485	0.485	5h

Texas Instruments

$ 1.395

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I2C/SMBus Interface 100kHz/400kHz 5.5V 16-Pin TVSOP T/R

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Rochester Electronics		PCA9554ADGVR	12,700			USD			1.390	1.240	1.170	5h
	Verical	4	PCA9554ADGVR	6,000	216		USD				1.550	1.463
	Mouser		595-PCA9554ADGVR	69	1	Tape & Reel	USD	4.290	2.840	2.200	1.750	1.480
	Win Source		WS-PCA9554ADGVR	12,000	35		USD			1.274	1.035	1.035	6h
	Worldway Electronics		PCA9554ADGVR	27,481	7	Tape & Reel	USD		0.327	0.317	0.301	0.301	5h

Texas Instruments

$ 1.755

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16-bit 4.5- to 5.5-V I2C/SMBus I/O expander with interrupt 24-SSOP -40 to 85

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Rochester Electronics		PCF8575CDBR	9,767			USD			1.750	1.560	1.470	5h
	Verical	4	PCF8575CDBR	1,467	172		USD				1.950	1.838
	Arrow Electronics		PCF8575CDBR	0	2K		USD					4.321
	Win Source		WS-PCF8575CDBR	26	14		USD			2.847	2.553	2.553	6h
	Worldway Electronics		PCF8575CDBR	19,785	7	Tape & Reel	USD		0.554	0.537	0.509	0.509	5h

Texas Instruments

$ 2.498

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16-bit 2.5- to 5.5-V I2C/SMBus I/O expander with interrupt 24-SSOP -40 to 85

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Rochester Electronics		PCF8575DB	10,735			USD			2.210	1.980	1.860	5h
	Verical	3	PCF8575DB	179	136		USD				2.475	2.325
	DigiKey		PCF8575DB-ND	102	1	Tube	USD	4.090	3.090	2.655	2.655	2.655
	Mouser		595-PCF8575DB	82	1	Tube	USD	4.090	3.090	2.660	2.520	2.410
	Microchip USA		PCF8575DB	2,560	600	Tube	USD				3.176	3.176	5d

Texas Instruments

$ 1.160

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

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Rochester Electronics		PCA9557PWT	53,148			USD			1.450	1.200	1.070	5h
	Verical	2	PCA9557PWT	14,992	207		USD				1.500	1.338
	DigiKey	2	296-PCA9557PWTCT-ND	167	1	Cut Tape	USD	1.930	1.421	1.153	1.153	1.153
	Mouser		595-PCA9557PWT	480	1	Tape & Reel	USD	1.930	1.430	1.160	1.080	1.020
	Weyland Electronics Group Pte. Ltd.		PCA9557PWT	6,000	1	Tape & Reel	USD	0.526	0.526	0.526	0.526	0.526	6h

CAT9534HV4I-GT2

$ 1.260

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CAT9534 Tape & Reel (TR) Obsolete I2C SMBus io expander 2.5/5V 4mm 400kHz 10mA 24mA

Manufacturer Page

	Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
	Verical	3	CAT9534HV4I-GT2	10,551	198		USD				1.575	1.400
	Rochester Electronics		CAT9534HV4I-GT2	62,551			USD			1.520	1.260	1.120	5h
	RS (Formerly Allied Electronics)		CAT9534HV4I-GT2	0	50	Bulk	USD			1.500	1.200	1.200	2d
	Microchip USA		CAT9534HV4I-GT2	2,163	600		USD				1.520	1.520	5d
	Win Source		WS-CAT9534HV4I-GT2	6,000	12		USD			3.485	3.485	3.485	6h