Fly-Wing Technology I/O Expanders

$ 0.863

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

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics		PCA9534PWR	1,380	1		USD	1.537	1.172	0.953	0.863	0.863
DigiKey	3	296-21764-1-ND	353	1	Cut Tape	USD	1.750	1.280	1.036	0.933	0.933
Verical		PCA9534PWR	1,380	3		USD		1.172	0.953	0.863	0.763
Mouser		595-PCA9534PWR	4,932	1	Tape & Reel	USD	1.750	1.280	1.040	0.934	0.856
Weyland Electronics Group Pte. Ltd.		PCA9534PWR	6,000	1	Tape & Reel	USD	0.449	0.449	0.449	0.449	0.449	3d

Texas Instruments

TCA9555RGER

$ 0.824

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16-bit 1.65- to 5.5-V I2C/SMBus I/O expander with interrupt, weak pull-up & config registers 24-VQFN -40 to 85

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics	3	TCA9555RGER	2,766	1		USD	1.497	1.159	0.938	0.824	0.824
Verical		TCA9555RGER	2,766	3		USD		1.159	0.938	0.824	0.756
Mouser		595-TCA9555RGER	164	1	Tape & Reel	USD	1.790	1.310	1.060	0.937	0.854
Microchip USA		TCA9555RGER	1,857	600		USD				1.360	1.360	3d
Weyland Electronics Group Pte. Ltd.		TCA9555RGER	9,000	1	Tape & Reel	USD	0.346	0.346	0.346	0.346	0.346	3d

Texas Instruments

PCA9534ARGTR

$ 0.910

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

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics	2	PCA9534ARGTR	8,800	1		USD	1.713	1.309	1.056	0.910	0.840
DigiKey	2	296-24731-1-ND	10,267	1	Cut Tape	USD	2.150	1.585	1.290	1.177	1.177
Verical	2	PCA9534ARGTR	8,800	2		USD		1.309	1.056	0.910	0.832
Mouser		595-PCA9534ARGTR	1,662	1	Tape & Reel	USD	2.150	1.590	1.300	1.150	1.060
Weyland Electronics Group Pte. Ltd.		PCA9534ARGTR	10,800	1	Tape & Reel	USD	1.047	1.047	1.047	1.047	1.047	3d

Texas Instruments

PCF8575DBR

$ 1.963

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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

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Rochester Electronics		PCF8575DBR	1,481			USD			1.760	1.570	1.480	10h
DigiKey	3	296-17856-1-ND	3,483	1	Cut Tape	USD	3.690	2.775	2.297	2.157	2.157
Verical		PCF8575DBR	1,460	171		USD				1.963	1.850
Mouser		595-PCF8575DBR	2,008	1	Tape & Reel	USD	3.690	2.780	2.300	2.050	1.940
Weyland Electronics Group Pte. Ltd.		PCF8575DBR	15,263	1	Tape & Reel	USD	0.676	0.676	0.676	0.676	0.676	3d

Texas Instruments

PCA9554PWR

$ 1.388

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IC XPND 400KHZ I2C SMBUS 16TSSOP / I/O Expander 8 I2C, SMBus 400 kHz 16-TSSOP

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Rochester Electronics		PCA9554PWR	3,015			USD			1.240	1.110	1.050	10h
DigiKey	3	296-PCA9554PWRCT-ND	205	1	Cut Tape	USD	2.720	2.025	1.661	1.535	1.535
Verical		PCA9554PWR	3,015	242		USD				1.388	1.313
Mouser		595-PCA9554PWR	2,198	1	Tape & Reel	USD	2.720	2.030	1.670	1.500	1.390
Microchip USA		PCA9554PWR	384	150		USD				17.160	17.160	3d

Analog Devices

MAX7317ATE+T

$ 4.170

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10-Port SPI-Interfaced I/O Expander with Overvoltage and Hot-Insertion Protection

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Analog Devices		MAX7317ATE+T	217	1	Tape & Reel	USD	5.940	4.554	3.826	3.445	3.349	35m
DigiKey	3	175-MAX7317ATE+TCT-ND	1,082	1	Cut Tape	USD	6.940	5.341	4.503	4.360	4.360
Arrow Electronics		MAX7317ATE+T	0	2500		USD					3.302
Farnell		MAX7317ATE+T	0	2500	Tape & Reel	USD*					3.777*	9h
Mouser		700-MAX7317ATET	1,127	1	Tape & Reel	USD	6.880	5.280	4.450	4.170	3.870

Texas Instruments

TCA9555DBR

$ 0.745

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16-bit 1.65- to 5.5-V I2C/SMBus I/O expander with interrupt, weak pull-up & config registers 24-SSOP -40 to 85

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics		TCA9555DBR	1,132	1		USD	1.398	1.072	0.889	0.745	0.745
DigiKey	3	296-44626-1-ND	1,099	1	Cut Tape	USD	1.750	1.284	1.039	0.936	0.936
Verical		TCA9555DBR	1,132	3		USD		1.072	0.889	0.745	0.716
Mouser		595-TCA9555DBR	164	1	Tape & Reel	USD	1.750	1.290	1.040	0.937	0.859
Weyland Electronics Group Pte. Ltd.		TCA9555DBR	21,503	1	Tape & Reel	USD	0.329	0.329	0.329	0.329	0.329	3d

Texas Instruments

PCA9539PWR

$ 1.613

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16-bit 2.3- 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		PCA9539PWR	1,270	1		USD	2.866	2.226	1.843	1.613	1.613
Rochester Electronics		PCA9539PWR	13			USD			1.360	1.130	1.010	10h
DigiKey	3	296-20956-1-ND	1,084	1	Cut Tape	USD	4.480	3.397	2.828	2.682	2.682
Verical		PCA9539PWR	1,270	2		USD		2.226	1.843	1.613	1.489
Mouser		595-PCA9539PWR	1,935	1	Tape & Reel	USD	4.480	3.400	2.830	2.600	2.530

Texas Instruments

PCA9555DWR

$ 1.581

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10mA 25mA I2C, SMBus 16 2.3V 5.5V 400KHz SOIC-24 15.4mm*7.5mm*2.65mm

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics		PCA9555DWR	699	1		USD	2.246	2.020	1.814	1.581	1.581
DigiKey	2	296-20973-1-ND	5,488	1	Cut Tape	USD	3.480	2.612	2.159	2.021	2.021
Verical		PCA9555DWR	699	4		USD		2.020	1.814	1.581	1.581
Mouser		595-PCA9555DWR	1,830	1	Tape & Reel	USD	3.480	2.620	2.160	1.920	1.820
Win Source		WS-PCA9555DWR	60,000	15		USD			2.535	2.273	2.273	12h

Analog Devices

MAX7318AUG+T

$ 4.960

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2-Wire-Interfaced, 16-Bit, I/O Port Expander with Interrupt and Hot-Insertion Protection

Manufacturer Page

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Analog Devices		MAX7318AUG+T	487	1	Tape & Reel	USD	7.140	5.508	4.651	4.202	4.090	35m
DigiKey	2	MAX7318AUG+TCT-ND	2,433	1	Cut Tape	USD	8.350	6.471	5.484	5.355	5.355
Arrow Electronics		MAX7318AUG+T	0	2500		USD					4.015
Farnell		MAX7318AUG+T	0	2500	Tape & Reel	USD*					4.650*	9h
Mouser		700-MAX7318AUGT	3,627	1	Tape & Reel	USD	8.340	6.470	5.490	4.960	4.620

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