LCSC I/O 扩展器

$ 4.327

比较

DS4550Series 5.5 V 400 kHz Surface Mount I/O Expander - TSSOP-20

Distributor	SKU		Min	Pkg	Bulk Pricing						Updated
Analog Devices	DS4550E+	5		Tube	USD	6.950	5.355	5.355	3.390	3.390	4h
DigiKey	DS4550E+-ND	172	1	Tube	USD	8.120	6.281	5.412	4.926	4.808
Arrow Electronics	DS4550E+	0	148		USD				3.875	3.875
Farnell	DS4550E+	0	148		USD*				4.508*	4.508*	7h
Mouser	700-DS4550E	207	1	Tube	USD	8.120	6.280	4.820	4.780	4.680

Analog Devices

MAX7312AAG+

$ 4.604

比较

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

制造商页面

Distributor	SKU		Min	Pkg	Bulk Pricing						Updated
Analog Devices	MAX7312AAG+	1,207		Tube	USD	7.250	5.592	5.592	3.550	3.550	4h
DigiKey	MAX7312AAG+-ND	1,695	1	Tube	USD	8.460	6.558	5.741	5.151	5.029
Arrow Electronics	MAX7312AAG+	0	116		USD				4.057	4.057
Farnell	MAX7312AAG+	298	1		USD*	8.303*	6.432*	5.638*	5.181*	5.181*	7h
Mouser	700-MAX7312AAG	717	1	Tube	USD	8.460	6.560	5.750	5.150	5.030

Diodes Inc.

PI4IOE5V9539ZDEX

$ 0.704

比较

Tape & Reel (TR) Active I2C 2016 io expander 2.3V~5.5V 400kHz -40C~85C

制造商页面

CAD 模型

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
DigiKey	3	PI4IOE5V9539ZDEXDICT-ND	3,339	1	Cut Tape	USD	1.320	0.959	0.770	0.704	0.704
Newark		PI4IOE5V9539ZDEX	0	1	Cut Tape	USD	1.710	1.350	1.160	1.100	1.100
Avnet		PI4IOE5V9539ZDEX	0	3500		USD					0.622	23h
Arrow Electronics		PI4IOE5V9539ZDEX	0	3500		USD					0.849
Mouser		729-PI4IOE5V9539ZDEX	232	1	Tape & Reel	USD	1.320	0.959	0.770	0.695	0.624

Texas Instruments

PCF8574DGVR

$ 1.739

比较

8-bit 2.5- to 5.5-V I2C/SMBus I/O expander with interrupt 20-TVSOP -40 to 85

制造商页面

CAD 模型

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Rochester Electronics		PCF8574DGVR	9,402			USD			1.670	1.500	1.410	21h
Verical	3	PCF8574DGVR	3,432	180		USD				1.875	1.763
Mouser		595-PCF8574DGVR	95	1	Tape & Reel	USD	3.620	2.700	2.220	1.950	1.840
Win Source		WS-PCF8574DGVR	90	30		USD			1.536	1.248	1.248	22h
Worldway Electronics		PCF8574DGVR	14,205	7	Tape & Reel	USD		1.843	1.809	1.739	1.704	2h

NXP Semiconductors

PCA9674APW,118

比较

PCA9674 Series 5.5 V ±100 mA Remote 8 bit I/O Expander Fm+I2C bus - TSSOP-16

制造商页面

CAD 模型

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Newark		PCA9674APW,118	0	2500	Tape & Reel	USD					0.848
Avnet		PCA9674APW,118	0	2500		USD					0.771	23h
Arrow Electronics		PCA9674APW,118	0	2500		USD					0.689
Farnell	2	PCA9674APW,118	156	1	Cut Tape	USD*	1.844*	1.359*	1.102*	0.938*	0.903*	7h
Component Stockers USA		PCA9674APW,118	78,572			USD	1.570	1.380	1.170	0.960	0.880	>1wk

Texas Instruments

TCA9538DBR

$ 0.985

比较

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

制造商页面

CAD 模型

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Rochester Electronics		TCA9538DBR	15,950			USD			1.250	1.040	0.925	21h
Verical	2	TCA9538DBR	513	7		USD		1.508	1.231	0.930	0.930
Arrow Electronics		TCA9538DBR	513	1		USD	2.033	1.508	1.231	0.930	0.930
DigiKey	3	296-43160-1-ND	1,677	1	Cut Tape	USD	2.070	1.524	1.239	1.128	1.128
Mouser		595-TCA9538DBR	1,409	1	Tape & Reel	USD	2.070	1.530	1.240	1.110	1.010

Texas Instruments

PCA9555DGVR

$ 1.755

比较

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

制造商页面

CAD 模型

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Rochester Electronics		PCA9555DGVR	1,957			USD			1.750	1.560	1.470	21h
Verical	2	PCA9555DGVR	426	172		USD				1.950	1.838
Win Source		WS-PCA9555DGVR	7,900	13		USD			3.055	2.739	2.739	22h
Worldway Electronics		PCA9555DGVR	6,445	7	Tape & Reel	USD		1.860	1.825	1.755	1.720	2h
Easev		PCA9555DGVR	8,205			USD	0.384	0.384	0.365	0.334	0.277	>1wk

Texas Instruments

PCA9539DGVR

$ 1.650

比较

16-bit 2.3- to 5.5-V I2C/SMBus I/O expander with interrupt, reset & config registers

制造商页面

CAD 模型

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Rochester Electronics		PCA9539DGVR	12,471			USD			1.840	1.650	1.550	21h
Verical	2	PCA9539DGVR	940	164		USD				2.063	1.938
DigiKey	2	296-PCA9539DGVRCT-ND	239	1	Cut Tape	USD	2.120	1.566	1.274	1.274	1.274
Mouser		595-PCA9539DGVR	200	1	Tape & Reel	USD	2.120	1.970	1.930	1.800	1.800
Win Source		WS-PCA9539DGVR	8,100	22		USD			1.832	1.536	1.536	22h

Texas Instruments

PCA9534DBR

$ 1.681

比较

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

制造商页面

CAD 模型

Distributor		SKU		Min	Pkg	Bulk Pricing						Updated
Rochester Electronics		PCA9534DBR	41			USD			1.810	1.620	1.530	21h
Verical	2	PCA9534DBR	67	45		USD			0.133	0.133	0.133
Arrow Electronics	2	PCA9534DBR	593	1		USD	2.945	2.929	2.376	2.143	2.143
Mouser		595-PCA9534DBR	2,898	1	Tape & Reel	USD	3.750	3.700	3.610	3.170	2.240
Win Source		WS-PCA9534DBR	1,956	9		USD		5.761	3.840	3.840	3.840	22h

Texas Instruments

PCA9538DWR

$ 1.665

比较

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

制造商页面

CAD 模型

Distributor	SKU		Min	Pkg	Bulk Pricing						Updated
Rochester Electronics	PCA9538DWR	4,722			USD			1.610	1.440	1.350	21h
Verical	PCA9538DWR	4,699	187		USD				1.800	1.688
Arrow Electronics	PCA9538DWR	0	2K		USD					1.839
Mouser	595-PCA9538DWR	1,191	1	Tape & Reel	USD	3.460	2.580	2.120	1.860	1.810
Win Source	WS-PCA9538DWR	8,110	9		USD		5.612	3.742	3.742	3.742	22h

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