Name: PCA9557PW
Brand: Texas Instruments
SKU: PCA9557PW
Availability: InStock
Rating: 5 (161 reviews)

PCA9557PW

For Reference Only

Part Number	PCA9557PW
Manufacturer	Texas Instruments
Description	IC I/O EXPANDER I2C 8B 16TSSOP
Datasheet	PCA9557PW Specifications
Package	16-TSSOP (0.173", 4.40mm Width)
ECAD
In Stock	720,684 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	Jun 4 - Jun 9 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # PCA9557PW (Interface - I/O Expanders) is manufactured by Texas Instruments and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For PCA9557PW specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add PCA9557PW with quantity into BOM. Heisener.com does NOT require any registration to request a quote of PCA9557PW.

PCA9557PW Specifications

Manufacturer	Texas Instruments
Category	Integrated Circuits (ICs) - Interface - I/O Expanders
Package	16-TSSOP (0.173", 4.40mm Width)
ECAD
Series	-
Number of I/O	8
Interface	I2C, SMBus
Interrupt Output	No
Features	POR
Output Type	Open Drain, Push-Pull
Current - Output Source/Sink	10mA, 25mA
Clock Frequency	400kHz
Voltage - Supply	2.3 V ~ 5.5 V
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	16-TSSOP (0.173", 4.40mm Width)
Supplier Device Package	16-TSSOP

PCA9557PW Reviews

Brae***** Karan

April 7, 2023

★ ★ ★ ★ ★

Easier, quicker and cheaper to buy this whole assortment than to get just the few I needed from an electronics store.

Aria*****arma

April 3, 2023

★ ★ ★ ★ ★

Great price and condition, Very speedy delivery, Very pleased thank you

Skyl*****arma

March 22, 2023

★ ★ ★ ★ ★

FAST POSTING TOP CONDITION RECORD HAVE A GREAT CHRISTMAS

Henri*****lagher

March 11, 2023

★ ★ ★ ★ ★

The pricing is great. This is the first time I use Heisener Electronics but I will recommend it to my business partners.

Lean*****Mckay

March 6, 2023

★ ★ ★ ★ ★

happy with the IC and received with perfect packaging, good comunication with seller thanks.

Brayl*****bertson

February 20, 2023

★ ★ ★ ★ ★

Didn’t need so many but it was cheap. I did have to solder extra wire on each end to make fit better but exactly you need of your looking for this particular mod.

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

PCA9557PW Packaging

PCA9557PW FAQ

1. How to order PCA9557PW on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that PCA9557PW is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the PCA9557PW. All suppliers must pass our qualification reviews before they can publish their products including PCA9557PW on Heisener; we pay more attention to the channels and quality of PCA9557PW products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the PCA9557PW price and inventory displayed accurate?

The price and inventory of PCA9557PW fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of PCA9557PW?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the PCA9557PW we delivered, we will accept the replacement or return of the PCA9557PW only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of PCA9557PW.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as PCA9557PW pin diagram, PCA9557PW datasheet?

If you need any after-sales service, please do not hesitate to contact us.

PCA9557PW Related Products

M95128-WMN6TP	STMicroelectronics, IC EEPROM 128KBIT 5MHZ 8SO, 8-SOIC (0.154", 3.90mm Width), -	View
SN74AUP2G125DQER	Texas Instruments, IC BUS BUFFER 3ST DUAL LP 8X2SON, 8-XFDFN, -	View
MHSS1104	APEM Inc., SWITCH SLIDE SPDT 300MA 6V, -, -	View
RNC55H2370BRB14	Vishay Dale, RES 237 OHM 1/8W .1% AXIAL, Axial, -	View
YR1B511RCC	TE Connectivity Passive Product, RES 511 OHM 1/4W 0.1% AXIAL, Axial, -	View
1840-22K	API Delevan Inc., FIXED IND 4.7UH 775MA 210 MOHM, Axial, -	View
CA3102E32-8PBF80A176-05	ITT Cannon, LLC, CONN RCPT 30 POS BOX MNT W/PINS, -, -	View
GTC030-22-10S	Amphenol Industrial Operations, CONN RCPT 4POS PNL MNT SKT, -, -	View
CA3102R24-22PA206F80	ITT Cannon, LLC, CONN RCPT 4 POS BOX MNT W/PINS, -, -	View
V300B15H250BF2	Vicor Corporation, CONVERTER MOD DC/DC 15V 250W, 9-DIP Module, -	View
VE-21J-CV-S	Vicor Corporation, CONVERTER MOD DC/DC 36V 150W, Full Brick, -	View
R1S12-3.305/HP-R	Recom Power, CONV DC/DC 1W 3.3VIN 05VOUT, 12-SMD Module, 10 Leads, -	View

PCA9557PW Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number	Manufacturer	Description	Stock
PCA9557PW D# V99:2348_07309400	Texas Instruments	I2C/SMBus Interface 400kHz 5.5V 16-Pin TSSOP Tube RoHS: Compliant	0
PCA9557PWR D# V72:2272_07309401	Texas Instruments	I2C/SMBus Interface 100kHz/400kHz 5.5V 16-Pin TSSOP T/R RoHS: Compliant	0
PCA9557PWT D# V36:1790_07309403	Texas Instruments	I2C/SMBus Interface 400kHz 5.5V 16-Pin TSSOP T/R RoHS: Compliant	0
PCA9557PW,112 D# V99:2348_06535775	NXP Semiconductors	I2C/SMBus Interface 100kHz/400kHz 5.5V 16-Pin TSSOP Bulk RoHS: Compliant	0
PCA9557PW,118 D# V72:2272_06535776	NXP Semiconductors	I2C/SMBus Interface 100kHz/400kHz 5.5V 16-Pin TSSOP T/R RoHS: Compliant	0

Part Number	Manufacturer	Description	Stock
PCA9557PW,118 D# 70R6687	NXP Semiconductors	I2C and SMBus I/O Port 16-Pin TSSOP T/R - Product that comes on tape, but is not reeled (Alt: 70R6687) RoHS: Compliant	0
PCA9557PW118 D# PCA9557PW,118	NXP Semiconductors	I2C and SMBus Low-Power I/O Expander with Reset and Configuration Registers 8-Bit 16-Pin TSSOP T/R - Bulk (Alt: PCA9557PW,118)	0
PCA9557PW,112 D# PCA9557PW,112	NXP Semiconductors	I2C and SMBus Low-Power I/O Expander with Reset and Configuration Registers 8-Bit 16-Pin TSSOP Tube - Bulk (Alt: PCA9557PW,112)	0

Part Number

Manufacturer

Description

Stock

PCA9557PW118

D# PCA9557PW,118

NXP Semiconductors

I2C and SMBus I/O Port 16-Pin TSSOP T/R - Tape and Reel (Alt: PCA9557PW,118)

Part Number

Manufacturer

Description

Stock

PCA9557PW118

D# PCA9557PW,118

NXP Semiconductors

I2C and SMBus I/O Port 16-Pin TSSOP T/R (Alt: PCA9557PW,118)

Part Number	Manufacturer	Description	Stock
PCA9557PW,118	NXP Semiconductors		381
PCA9557PW	Philips Semiconductors		1701
PCA9557PWR	Texas Instruments		1496
PCA9557PW,112	NXP Semiconductors		122

Part Number	Manufacturer	Description	Stock
PCA9557PW	NXP Semiconductors	I2C/SMBus GPIO Expander 5.5V 16-Pin TSSOP T/R	10
PCA9557PWRG4	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	0
PCA9557PWR	Texas Instruments	I/O EXPANDER, 8BIT, I2C, 400KHZ, TSSOP16	1833
PCA9557PWT	NXP Semiconductors	Min Qty 2500	0
PCA9557PWG4	Texas Instruments	I2C Logic Interface Device ICs, Leaded Process Compatible:Yes, No. of Pins:16, Operating Temperature Range:-40C to +85C, Package/Case:16-TSSOP, Peak Reflow Compatible (260 C):Yes, Supply Voltage Max:5.5V, Supply Voltage Min:2.3V , RoHS Compliant: Yes	0

Part Number

Manufacturer

Description

Stock

PCA9557PWR

Texas Instruments

8 I?C, SMBus POR 400kHz TSSOP-16 Interface - I/O Expanders RoHS

13078

PCA9557PW,118

NXP Semiconductors

8 I?C, SMBus POR 400kHz TSSOP-16 Interface - I/O Expanders RoHS

6518

Part Number

Manufacturer

Description

Stock

PCA9557PWR

Texas Instruments

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

PCA9557PW/G

NXP Semiconductors

RoHS (ship within 1day) - D/C 2007

835

Part Number	Manufacturer	Description	Stock
PCA9557PW,112 D# 2156-PCA9557PW112-ND	Rochester Electronics LLC	IC I/O EXPANDER I2C 8B 16TSSOP	593
PCA9557PWR D# 296-20978-2-ND	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	0
PCA9557PW,118 D# 568-1061-1-ND	NXP Semiconductors	IC I/O EXPANDER I2C 8B 16TSSOP	12924
PCA9557PWT D# 296-PCA9557PWTCT-ND	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	178
PCA9557PW D# 296-33523-5-ND	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	1154

Part Number	Manufacturer	Description	Stock
PCA9557PWR	Texas Instruments	In stock shipping within 2days	3474
PCA9557PWT	Texas Instruments	In stock shipping within 2days	125
PCA9557PW/G+118	NXP Semiconductors	In stock shipping within 2days	296
PCA9557PW.118	NXP Semiconductors	In stock shipping within 2days	1393
PCA9557PW.	Philips Semiconductors	In stock shipping within 2days	258
PCA9557PW	NXP Semiconductors	In stock shipping within 2days	16153

Part Number	Manufacturer	Description	Stock
PCA9557PW D# 2212103	NXP Semiconductors	IC, IO PORT, I2C/SMBUS 8BIT, 16TSSOP RoHS: Compliant Min Qty: 1 Container: Each	0
PCA9557PW,118 D# 2820292	NXP Semiconductors	I/O EXPANDER, 8BIT, 400KHZ, TSSOP-16 RoHS: Compliant Min Qty: 1 Container: Cut Tape	9051
PCA9557PWR D# 3009435	Texas Instruments	I/O EXPANDER, 8BIT, I2C, 400KHZ, TSSOP16 RoHS: Compliant Min Qty: 1 Container: Cut Tape	1525

Part Number

Manufacturer

Description

Stock

PCA9557PW,112

NXP Semiconductors

Stock

31500

Part Number

Manufacturer

Description

Stock

PCA9557PW,118

NXP Semiconductors

PCA9557 Series 5.5V 85 mA 400 kHz SMT 8-bit I2C-bus and SMBus I/O Port- HVQFN-16

RoHS: Compliant

pbFree: Yes

2500

Part Number	Manufacturer	Description	Stock
PCA9557PWR	TEXAS INSTRUMENTS	OEM/CM QUOTES ONLY \| NO BROKERS	2400
PCA9557PWRG4	Texas Instruments	OEM/CM QUOTES ONLY \| NO BROKERS	872
PCA9557PWG	NXP Semiconductors	OEM/CM QUOTES ONLY \| NO BROKERS	1002
PCA9557PW112	NXP Semiconductors	OEM/CM QUOTES ONLY \| NO BROKERS	37800
PCA9557PW	NXP Semiconductors	OEM/CM QUOTES ONLY \| NO BROKERS	144000
PCA9557PW118	NXP Semiconductors	OEM/CM QUOTES ONLY \| NO BROKERS	9000
PCA9557PWT		OEM/CM QUOTES ONLY \| NO BROKERS	6000

Part Number	Manufacturer	Description	Stock
PCA9557PWT	NXP Semiconductors	OEM/CM ONLY	115
PCA9557PWG118	NXP Semiconductors	OEM/CM ONLY	917
PCA9557PWG4	Texas Instruments	OEM/CM ONLY	698
PCA9557PW340	Texas Instruments	OEM/CM ONLY	5800
PCA9557PW	NXP Semiconductors	OEM/CM ONLY	2880
UIPCA9557PW	NXP Semiconductors	OEM/CM ONLY	120
PCA9557PWG	NXP Semiconductors	OEM/CM ONLY	389
PCA9557PWRG4	Texas Instruments	OEM/CM ONLY	416
PCA9557PWP	Microchip Technology Inc	OEM/CM ONLY	4912
PCA9557PW112	NXP Semiconductors	OEM/CM ONLY	654
PCA9557PWGT	NXP Semiconductors	OEM/CM ONLY	300
PCA9557PWR	Texas Instruments	OEM/CM ONLY	1026
PCA9557PWRTI	Texas Instruments	OEM/CM ONLY	316
PCA9557PWPD557	Texas Instruments	OEM/CM ONLY	393
PCA9557PW118	NXP Semiconductors	OEM/CM ONLY	158
PCA9557PWTG4	Texas Instruments	OEM/CM ONLY	401

Part Number

Manufacturer

Description

Stock

PCA9557PW,112

NXP Semiconductors

In stock

122

PCA9557PW,118

NXP Semiconductors

In stock

381

Part Number	Manufacturer	Description	Stock
PCA9557PW	Texas Instruments	I/O Expander 8 I²C, SMBus 16-TSSOP RoHS: Compliant	20000
PCA9557PWR	Texas Instruments	I/O Expander 8 I²C, SMBus 16-TSSOP RoHS: Compliant	10000
PCA9557PW118	NXP Semiconductors	TSSOP16/PCA9557PW118/NXP RoHS: Compliant	20000

Part Number

Manufacturer

Description

Stock

PCA9557PW,118

D# C141380

NXP Semiconductors

6518

Part Number

Manufacturer

Description

Stock

PCA9557PW

Philips Semiconductors

in stock - can ship the same day

107

Part Number	Manufacturer	Description	Stock
PCA9557PW/G+118	NXP Semiconductors	OEM/CM Immediate delivery	196
PCA9557PWR	NXP Semiconductors	OEM/CM Immediate delivery	5000
PCA9557PW	NXP Semiconductors	OEM/CM Immediate delivery	15000
PCA9557PW,118	NXP Semiconductors	OEM/CM Immediate delivery	100

Part Number	Manufacturer	Description	Stock
PCA9557PWR D# 595-PCA9557PWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBus I/O Expander RoHS: Compliant	1855
PCA9557PWT D# 595-PCA9557PWT	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus Lo-Pwr I/O Expander RoHS: Compliant	300
PCA9557PW,118 D# 771-PCA9557PW-T	NXP Semiconductors	Interface - I/O Expanders OCT SMBUS/I2C INTRFC RoHS: Compliant	12203
PCA9557PW D# 595-PCA9557PW	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBus I/O Expander RoHS: Compliant	21

Part Number

Manufacturer

Description

Stock

PCA9557PW,118

D# XSFP00000058992

NXP Semiconductors

PCA9557 Series 8-Bit I2C-Bus and SMBus I/O Port with Reset -TSSOP-16

10000

Part Number	Manufacturer	Description	Stock
PCA9557PW,118 D# 26AC2922	NXP Semiconductors	8-BIT I2C-BUS AND SMBUS I/O PORT WITH RESET ROHS COMPLIANT: YES RoHS: Compliant Min Qty: 2500 Container: TAPE & REEL - FULL	0
PCA9557PWR D# 28AH4661	Texas Instruments	I/O EXPANDER, 8BIT, I2C, 400KHZ, TSSOP16, Chip Configuration:8bit, Bus Frequency:400kHz, IC Interface Type:I2C, SMBus, Supply Voltage Min:2.3V, Supply Voltage Max:5.5V, Interface Case Style:TSSOP, No. of Pins:16Pins, No. of RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Cut Tape	1525
PCA9557PW,112 D# 70R6686	NXP Semiconductors	I/O EXPANDER, 8 BIT, 400KHZ, TSSOP-16, Chip Configuration:8bit, Bus Frequency:400kHz, IC Interface Type:I2C, SMBus, Supply Voltage Min:2.3V, Supply Voltage Max:5.5V, Interface Case Style:TSSOP, No. of Pins:16Pins, No. of I/O s:8I/O sRoHS Compliant: Yes RoHS: Compliant Min Qty: 2400 Container: Bulk	0

Part Number	Manufacturer	Description	Stock
PCA9557PWTG4 D# NS-PCA9557PWTG4	Texas Instruments	OEM/CM ONLY	8713
PCA9557PWT D# NS-PCA9557PWT	Texas Instruments	OEM/CM ONLY	5227
PCA9557PWG4 D# NS-PCA9557PWG4	Texas Instruments	OEM/CM ONLY	8846
PCA9557PW D# NS-PCA9557PW	Texas Instruments	OEM/CM ONLY	3710
PCA9557PWRG4 D# NS-PCA9557PWRG4	Texas Instruments	OEM/CM ONLY	9602
PCA9557PWR D# NS-PCA9557PWR	Texas Instruments	OEM/CM ONLY	2645
PCA9557PW-118 D# NS-PCA9557PW-118	PHILIPS/NXP	OEM/CM ONLY	6343
PCA9557PW-T D# NS-PCA9557PW-T	PH2	OEM/CM ONLY	1465

Part Number	Manufacturer	Description	Stock
PCA9557PW/G	NXP Semiconductors		668
PCA9557PW	Celestica Inc	I/O PORT, 8-BIT, 16 Pin, Plastic, TSSOP	484
PCA9557PWR	Texas Instruments		272
PCA9557PW,112	NXP Semiconductors	PARALLEL I/O PORT, 8-BIT, 8 I/O, CMOS, PDSO16	25
PCA9557PW-T	Texas Instruments	PARALLEL I/O PORT, 8-BIT, 8 I/O, CMOS, PDSO16	40

Part Number

Manufacturer

Description

Stock

PCA9557PWR

D# 6613371

Texas Instruments

Texas Instruments I/O Expander 16-Pin TSSOP, PCA9557PWR, PK

Min Qty: 5

Container: Package

705

Part Number	Manufacturer	Description	Stock
PCA9557PW	Texas Instruments	PCA9557 Remote 8-Bit I2C and SMBus Low-Power I/O Expander with Reset and Configuration Registers RoHS: Compliant	6696
PCA9557PW,118	NXP Semiconductors	IC I/O EXPANDER I2C 8B 16TSSOP RoHS: Compliant	116294
PCA9557PWT	Texas Instruments	PCA9557 Remote 8-Bit I2C and SMBus Low-Power I/O Expander with Reset and Configuration Registers RoHS: Compliant	149160
PCA9557PW,112	NXP Semiconductors	IC I/O EXPANDER I2C 8B 16TSSOP RoHS: Compliant	593

Part Number	Manufacturer	Description	Stock
PCA9557PW118	NXP Semiconductors	OEM/CM ONLY	9616
PCA9557PW/G	NXP Semiconductors	OEM/CM ONLY	851
PCA9557PWR	Texas Instruments	OEM/CM ONLY	4677
PCA9557PW+112	NXP Semiconductors	OEM/CM ONLY	34073
PCA9557PWT	Texas Instruments	OEM/CM ONLY	323
PCA9557PWRG4	Texas Instruments	OEM/CM ONLY	69
PCA9557PW	Texas Instruments	OEM/CM ONLY	37701

Part Number	Manufacturer	Description	Stock
PCA9557PW/G+118	NXP Semiconductors	IN stock Immediate delivery	191
PCA9557PWR	NXP Semiconductors	IN stock Immediate delivery	5015
PCA9557PW	NXP Semiconductors	IN stock Immediate delivery	15015
PCA9557PW,118	NXP Semiconductors	IN stock Immediate delivery	95

Part Number

Manufacturer

Description

Stock

PCA9557PWT

Texas Instruments

205

Part Number	Manufacturer	Description	Stock
PCA9557PW	Texas Instruments	8-bit 2.3- to 5.5-V I2C/SMBus I/O expander with reset & config registers	2
PCA9557PWR	Texas Instruments	8-bit 2.3- to 5.5-V I2C/SMBus I/O expander with reset & config registers	28
PCA9557PWT	Texas Instruments	8-bit 2.3- to 5.5-V I2C/SMBus I/O expander with reset & config registers	2

Part Number	Manufacturer	Description	Stock
PCA9557PW/G+118	NXP Semiconductors	shipping today	1945
PCA9557PWR	Texas Instruments	shipping today	4996
PCA9557PW	Philips E C G Inc	shipping today	4996
PCA9557PWRG4	International Rectifier	shipping today	696
PCA9557PW/G-T	NXP Semiconductors	shipping today	201
PCA9557PW/G	Philips E C G Inc	shipping today	53

Part Number	Manufacturer	Description	Stock
PCA9557PW,118 D# 36326277	NXP Semiconductors	I2C/SMBus Interface 100kHz/400kHz 5.5V 16-Pin TSSOP T/R RoHS: Compliant	0
PCA9557PW D# 47184492	Texas Instruments	I2C/SMBus Interface 400kHz 5.5V 16-Pin TSSOP Tube RoHS: Compliant	0
PCA9557PWR D# 33129619	Texas Instruments	I2C/SMBus Interface 100kHz/400kHz 5.5V 16-Pin TSSOP T/R RoHS: Compliant	0
PCA9557PW,112 D# 31064966	NXP Semiconductors	I2C/SMBus Interface 100kHz/400kHz 5.5V 16-Pin TSSOP Bulk RoHS: Compliant	0

Part Number	Manufacturer	Description	Stock
PCA9557PWTG4	Texas Instruments	RFQ	5715
PCA9557PWG4	Texas Instruments	RFQ	7313
PCA9557PW/G	Philips Semiconductors	RFQ	9697
PCA9557PWR	Texas Instruments	RFQ	12991
PCA9557PWT	Texas Instruments	RFQ	14445
PCA9557PW		RFQ	7329

Part Number	Manufacturer	Description	Stock
PCA9557PWR	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	870
PCA9557PW/G+118	NXP Semiconductors		870
PCA9557PW,118	NXP Semiconductors	IC I/O EXPANDER I2C 8B 16TSSOP	9923
PCA9557PWRG4	Texas Instruments	IC I/O EXPANDER I2C 8B 16TSSOP	827
PCA9557PW	NXP Semiconductors	IC I/O EXPANDER I2C 8B 16TSSOP	285660

Part Number	Manufacturer	Description	Stock
PCA9557PW,118 D# 2820292	NXP Semiconductors	I/O EXPANDER, 8BIT, 400KHZ, TSSOP-16 RoHS: Compliant Min Qty: 1 Container: Cut Tape	9071
PCA9557PW D# 2212103	NXP Semiconductors	IC, IO PORT, I2C/SMBUS 8BIT, 16TSSOP RoHS: Compliant Min Qty: 1 Container: Each	0
PCA9557PWR D# 3009435	Texas Instruments	I/O EXPANDER, 8BIT, I2C, 400KHZ, TSSOP16 RoHS: Compliant Min Qty: 1 Container: Cut Tape	1533

Quick Inquiry

PCA9557PW

Certified Quality

Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO9001:2015, ICAS, IAF, UKAS