Arrow Electronics I/O Expanders

$ 1.617

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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

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics		PCA9539PWR	1,270	1		USD	2.902	2.242	1.851	1.617	1.617
Rochester Electronics		PCA9539PWR	13			USD			1.360	1.130	1.010	18h
Verical		PCA9539PWR	1,270	2		USD		2.242	1.851	1.617	1.491
DigiKey	2	296-20956-1-ND	1,099	1	Cut Tape	USD	4.480	3.397	2.828	2.682	2.682
Mouser		595-PCA9539PWR	3,146	1	Tape & Reel	USD	4.350	3.300	2.750	2.460	2.390

Analog Devices

MAX7318AUG+T

$ 4.820

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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	1h
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					4.375
Farnell		MAX7318AUG+T	0	2500	Tape & Reel	USD*					4.612*	5h
Mouser		700-MAX7318AUGT	3,659	1	Tape & Reel	USD	8.110	6.290	5.330	4.820	4.540

Texas Instruments

TCA9539RGER

$ 1.034

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Low-voltage 16-BIT I2C And Smbus I/o Expander Parallel I/o Port, 16-BIT, 16 I/o, Cmos, PQCC24

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics		TCA9539RGER	5,901	1		USD	1.909	1.473	1.226	1.034	0.990
Verical		TCA9539RGER	5,901	2		USD		1.473	1.226	1.034	0.981
DigiKey	2	296-44209-1-ND	2,245	1	Cut Tape	USD	2.370	1.755	1.433	1.314	1.314
Mouser		595-TCA9539RGER	5,561	1	Tape & Reel	USD	2.370	1.760	1.440	1.290	1.220
Component Stockers USA		TCA9539RGER	1,803			USD	1.150	1.070	0.980	0.750	0.750	>1wk

Texas Instruments

PCA9555DWR

$ 1.581

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TEXAS INSTRUMENTS PCA9555DWRI/O Expander, 16bit, 400 kHz, I2C, SMBus, 2.3 V, 5.5 V, SOIC

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics		PCA9555DWR	699	1		USD	2.246	1.920	1.814	1.581	1.581
Verical		PCA9555DWR	699	4		USD		1.920	1.814	1.581	1.581
DigiKey	3	296-20973-1-ND	5,951	1	Cut Tape	USD	3.480	2.612	2.159	2.021	1.837
Mouser		595-PCA9555DWR	1,980	1	Tape & Reel	USD	3.480	2.620	2.160	1.970	1.830
Win Source		WS-PCA9555DWR	60,000	15		USD			2.535	2.273	2.273	18h

Texas Instruments

TCA9534DWR

$ 0.654

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8-bit 1.65- to 5.5-V I2C/SMBus I/O expander with interrupt & config registers 16-SOIC -40 to 85

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics		TCA9534DWR	1,963	1		USD	1.273	0.954	0.766	0.654	0.654
Verical		TCA9534DWR	1,963	3		USD		0.954	0.766	0.654	0.580
DigiKey	2	296-47827-1-ND	1,440	1	Cut Tape	USD	1.530	1.114	0.897	0.802	0.802
Mouser		595-TCA9534DWR	1,554	1	Tape & Reel	USD	1.530	1.120	0.897	0.802	0.716
Win Source		WS-TCA9534DWR	550	40		USD			1.170	0.951	0.951	18h

Texas Instruments

PCA9554ARGTR

$ 0.831

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Remote 8-BIT I2C And Smbus I/o Expander With Interrupt Output And Configuration Registers

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Arrow Electronics		PCA9554ARGTR	6,000	3K		USD					0.769
Rochester Electronics		PCA9554ARGTR	16			USD			0.988	0.820	0.731	18h
DigiKey	3	296-24733-1-ND	10,697	1	Cut Tape	USD	1.670	1.226	0.991	0.890	0.890
Mouser		595-PCA9554ARGTR	5,257	1	Tape & Reel	USD	1.630	1.200	0.962	0.842	0.789
Weyland Electronics Group Pte. Ltd.		PCA9554ARGTR	18,000	1	Tape & Reel	USD	0.511	0.511	0.511	0.511	0.511	2d

Analog Devices

MAX7313AEG+T

$ 5.100

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16-Port I/O Expander with LED Intensity Control, Interrupt, and Hot-Insertion Protection

Manufacturer Page

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Analog Devices		MAX7313AEG+T	25,386	1	Tape & Reel	USD	7.520	5.812	4.915	4.445	4.327	1h
DigiKey	2	175-MAX7313AEG+TCT-ND	1,929	1	Cut Tape	USD	8.780	6.817	5.784	5.661	5.661
Arrow Electronics		MAX7313AEG+T	0	2500		USD					4.625
Farnell		MAX7313AEG+T	0	2500	Tape & Reel	USD*					4.865*	5h
Mouser		700-MAX7313AEGT	236	1	Tape & Reel	USD	8.530	6.620	5.620	5.100	4.910

Analog Devices

MAX7359ETG+T

$ 7.760

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MAX7359 Series 3.6V 2-Wire Low-EMI Key Switch Controller/GPO - TQFN-24EP

Manufacturer Page

CAD Models

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Analog Devices		MAX7359ETG+T	218	1	Tape & Reel	USD	11.100	8.694	7.429	6.767	6.188	1h
DigiKey	2	175-MAX7359ETG+TCT-ND	1,087	1	Cut Tape	USD	12.980	10.206	8.750	8.706	8.706
Arrow Electronics		MAX7359ETG+T	0	2500		USD					11.980
Farnell		MAX7359ETG+T	0	2500	Tape & Reel	USD*					7.491*	5h
Mouser		700-MAX7359ETGT	1,047	1	Tape & Reel	USD	12.600	9.910	8.500	7.760	7.570

Analog Devices

MAX7317AEE+T

$ 4.630

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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		MAX7317AEE+T	843	1	Tape & Reel	USD	6.520	5.015	4.225	3.810	3.707	1h
DigiKey	3	MAX7317AEE+TCT-ND	4,212	1	Cut Tape	USD	7.620	5.882	4.972	4.835	4.835
Arrow Electronics		MAX7317AEE+T	0	2500		USD					3.950
Farnell		MAX7317AEE+T	0	2500	Tape & Reel	USD*					4.158*	5h
Mouser		700-MAX7317AEET	1,094	1	Tape & Reel	USD	7.620	5.890	4.980	4.630	4.350

Analog Devices

MAX7315AUE+T

$ 3.790

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8-Port I/O Expander with LED Intensity Control, Interrupt, and Hot-Insertion Protection

Manufacturer Page

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Analog Devices		MAX7315AUE+T	1,730	1	Tape & Reel	USD	5.420	4.142	3.471	3.119	3.031	1h
DigiKey	3	MAX7315AUE+TCT-ND	8,650	1	Cut Tape	USD	6.340	4.867	4.093	3.947	3.947
Arrow Electronics		MAX7315AUE+T	0	2500		USD					3.225
Farnell		MAX7315AUE+T	0	2500	Tape & Reel	USD*					3.399*	5h
Mouser		700-MAX7315AUET	143	1	Tape & Reel	USD	6.340	4.870	4.100	3.790	3.560

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