Arrow Electronics I/O Expanders

$ 0.751

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4-bit 2.3- to 5.5-V I2C/SMBus I/O expander with config registers 8-VSSOP -40 to 85

Distributor	SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics	PCA9536DGKR	2,136	1		USD	1.396	1.061	0.872	0.751	0.751
Verical	PCA9536DGKR	2,136	3		USD		1.061	0.872	0.751	0.677
Component Stockers USA	PCA9536DGKR	18,970			USD	0.810	0.760	0.680	0.610	0.560	>1wk
Weyland Electronics Group Pte. Ltd.	PCA9536DGKR	3,170	1	Tape & Reel	USD	0.376	0.376	0.376	0.376	0.376	2d
Win Source	WS-PCA9536DGKR	57,260	40		USD			1.325	1.102	1.102	16h

Texas Instruments

TCA6416ARTWR

$ 0.787

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Interface - I/O Expanders Low-voltage translating 16-bit I2C-bus/SMBus I/O expander

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics	2	TCA6416ARTWR	2,879	1		USD	1.528	1.148	0.922	0.864	0.864
Verical	2	TCA6416ARTWR	2,800	2		USD		1.144	0.922	0.787	0.711
DigiKey	3	296-24826-1-ND	24,272	1	Cut Tape	USD	1.810	1.330	1.078	0.973	0.973
Mouser		595-TCA6416ARTWR	1,939	1	Tape & Reel	USD	1.760	1.300	1.050	0.918	0.861
Weyland Electronics Group Pte. Ltd.		TCA6416ARTWR	5,775	1	Tape & Reel	USD	0.286	0.286	0.286	0.286	0.286	2d

Texas Instruments

TCA9539RTWR

$ 1.034

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16-bit 1.65- to 5.5-V I2C/SMBus I/O expander with interrupt, reset & config registers 24-WQFN -40 to 85

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics		TCA9539RTWR	2,649	1		USD	1.910	1.464	1.193	1.034	1.034
Verical		TCA9539RTWR	2,649	2		USD		1.464	1.193	1.034	0.964
DigiKey	3	296-25157-1-ND	17,570	1	Cut Tape	USD	2.370	1.755	1.433	1.314	1.314
Mouser		595-TCA9539RTWR	8,641	1	Tape & Reel	USD	2.370	1.760	1.440	1.290	1.170
Component Search		TCA9539RTWR	1,377									16h

Texas Instruments

PCA9535RGER

$ 0.884

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

Manufacturer Page

CAD Models

Distributor	SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics	PCA9535RGER	7	1		USD	0.884	0.884	0.884	0.884	0.884
Verical	PCA9535RGER	7	7		USD		0.884	0.884	0.884	0.884
Mouser	595-PCA9535RGER	13	1	Tape & Reel	USD	2.520	1.860	1.270	1.130	1.040
Win Source	WS-PCA9535RGER	6,000	35		USD			1.176	0.955	0.955	16h
Worldway Electronics	PCA9535RGER	18,970	7	Tape & Reel	USD		0.601	0.572	0.572	0.572	1d

Texas Instruments

TCA9539PWR

$ 0.729

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16-bit 1.65- to 5.5-V I2C/SMBus I/O expander with interrupt, reset & config registers 24-TSSOP -40 to 85

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics		TCA9539PWR	294	1		USD	1.340	0.882	0.790	0.729	0.729
Verical		TCA9539PWR	294	3		USD		0.882	0.790	0.709	0.650
DigiKey	3	296-25130-1-ND	37,764	1	Cut Tape	USD	1.720	1.261	1.020	0.918	0.918
Weyland Electronics Group Pte. Ltd.		TCA9539PWR	2,000	1	Tape & Reel	USD	0.548	0.548	0.548	0.548	0.548	2d
Win Source		WS-TCA9539PWR	16,380	65		USD			0.823	0.641	0.641	16h

Texas Instruments

TCA9539QPWRQ1

$ 1.620

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Low Voltage 16-Bit I2C and SMBus Low-Power I/O Expander 24-Pin TSSOP

Manufacturer Page

CAD Models

Distributor	SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics	TCA9539QPWRQ1	1,990	1		USD	2.561	1.955	1.627	1.620	1.620
Verical	TCA9539QPWRQ1	1,990	1		USD	2.561	1.955	1.627	1.620	1.620
Weyland Electronics Group Pte. Ltd.	TCA9539QPWRQ1	20,000	1	Tape & Reel	USD	0.301	0.301	0.301	0.301	0.301	2d
Win Source	WS-TCA9539QPWRQ1	30,000	100		USD			0.523	0.407	0.407	16h
Worldway Electronics	TCA9539QPWRQ1	27,224	7	Tape & Reel	USD		0.405	0.386	0.386	0.386	1d

Texas Instruments

PCF8574N

$ 1.430

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

Manufacturer Page

CAD Models

Distributor	SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics	PCF8574N	66	1		USD	2.209	1.693	1.559	1.559	1.559
Verical	PCF8574N	66	2		USD		1.693	1.407	1.180	1.124
DigiKey	296-13109-5-ND	4,281	1	Tube	USD	2.730	2.038	1.672	1.480	1.403
Mouser	595-PCF8574N	7,205	1	Tube	USD	2.660	1.980	1.620	1.430	1.360
Component Stockers USA	PCF8574N	3,783			USD	1.250	1.250	1.160	1.250	1.250	>1wk

Texas Instruments

TCA9555PWR

$ 0.897

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3.5¦ÌA 10mA 25mA I2C, SMBus 16 1.65V 5.5V 400KHz TSSOP-24 , 1.2mm

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics		TCA9555PWR	2,342	1		USD	1.579	1.194	0.968	0.897	0.856
Verical		TCA9555PWR	2,342	2		USD		1.194	0.968	0.897	0.742
DigiKey	3	296-24827-1-ND	27,247	1	Cut Tape	USD	1.710	1.253	1.013	0.912	0.912
Mouser		595-TCA9555PWR	11,546	1	Tape & Reel	USD	1.710	1.260	1.020	0.912	0.816
Weyland Electronics Group Pte. Ltd.		TCA9555PWR	40,000	1	Tape & Reel	USD	0.210	0.210	0.210	0.210	0.210	2d

Texas Instruments

PCA9535PWR

$ 1.120

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TEXAS INSTRUMENTS PCA9535PWR I/O Expander, 16bit, 400 kHz, I2C, SMBus, 2.3 V, 5.5 V, TSSOP

Manufacturer Page

CAD Models

Distributor	SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics	PCA9535PWR	247	1		USD	1.614	1.392	1.120	1.120	1.120
Verical	PCA9535PWR	247	6		USD		1.392	1.120	1.120	1.120
Microchip USA	PCA9535PWR	2,574	600		USD				2.032	2.032	2d
Weyland Electronics Group Pte. Ltd.	PCA9535PWR	8,000	1	Tape & Reel	USD	0.526	0.526	0.526	0.526	0.526	2d
Win Source	WS-PCA9535PWR	12,000	60		USD			0.850	0.662	0.662	16h

Texas Instruments

TCA9555RTWR

$ 0.746

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I2C/SMBus Interface 400kHz 5.5V 24-Pin WQFN EP T/R / IC I/O EXPANDER I2C 16B 24WQFN

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics	2	TCA9555RTWR	6,687	1		USD	1.478	1.106	0.895	0.764	0.722
Verical	2	TCA9555RTWR	89	11		USD			0.617	0.617	0.617
DigiKey	3	296-24857-1-ND	16,365	1	Cut Tape	USD	1.750	1.284	1.039	0.936	0.936
Mouser		595-TCA9555RTWR	2,030	1	Tape & Reel	USD	2.040	1.500	1.220	0.923	0.829
Weyland Electronics Group Pte. Ltd.		TCA9555RTWR	8,408	1	Tape & Reel	USD	0.263	0.263	0.263	0.263	0.263	2d

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