Texas Instruments PCA9557DT

Name: Texas Instruments PCA9557DT
Brand: Texas Instruments
SKU: PCA9557DT

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

$ 1.05

Obsolete

Manufacturer Page Datasheet

Price and Stock

Authorized Distributors

Non-Authorized Stocking Distributors

Non-Authorized Dealers

See all price breaks

Distributor		SKU		Min	Pkg
Rochester Electronics		PCA9557DT	250					1.160	0.963	0.858	8h
DigiKey	3	296-PCA9557DTCT-ND	315	1	Cut Tape	1.930	1.421	1.153	1.153	1.153
Mouser		595-PCA9557DT	338	1	Tape & Reel	1.930	1.430	1.160	1.050	0.999
Win Source		WS-PCA9557DT	21,000	65				0.781	0.521	0.521	8h
Worldway Electronics		PCA9557DT	20,921	7	Tape & Reel		0.306	0.296	0.281	0.281	1d

Inventory History

3 month trend: -0.99%

CAD Models

Download symbol, footprint, and 3D STEP

Alternate Parts

1 part available

Datasheets & Documents

Download datasheets and manufacturer documentation for Texas Instruments PCA9557DT.

Texas Instruments

Official datasheet0 pages0 years ago

Datasheet39 pages11 years ago

Datasheet40 pages11 years ago

Datasheet38 pages14 years ago

Technical Drawing2 pages14 years ago

Datasheet37 pages18 years ago

Upverter

SHENGYU ELECTRONICS

Inventory History

3 month trend:

-0.99%

CAD Models

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Alternate Parts

This Part

Alternate Parts

Texas InstrumentsPCA9557DT

Texas InstrumentsPCA9557DR

Price @ 1000

$ 1.05

$ 0.922

Stock

86,067

408,563

Authorized Distributors

Case/Package

SOIC

Number of Pins

Interface

Frequency

400 kHz

Number of I/Os

Min Supply Voltage

Max Supply Voltage

Min Operating Temperature

-40 °C

Max Operating Temperature

85 °C

Ambient Temperature Range High

Supply Chain

Lifecycle StatusObsolete (Last Updated: 1 year ago)

Manufacturer Lifecycle StatusOBSOLETE (Last Updated: 1 year ago)

Engineering Resources

View Evaluation kits and Reference designs for Texas Instruments PCA9557DT.

Reference Designs

Reference Design for 6-Cell EV/HEV Integrated Battery Monitor and Protector w/Passive Balancing

Reference Design for 6-Cell HEV/EV Integrated Battery Monitor and Protector w/Passive Balancing</

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Descriptions

Descriptions of Texas Instruments PCA9557DT provided by its distributors.

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

Texas Instruments

I2C/SMBus Interface 400kHz 5.5V 16-Pin SOIC T/R / IC I/O EXPANDER I2C 8B 16SOIC

Win Source

REMOTE 8-BIT I2C/SMBUS LO-PWR I/O EXPANDR W/RST. SOIC16.<AZ

Jameco

I2C and SMBus Low Power I/O Expander 16-Pin SOIC T/R

Avnet

Interface - I/O Expanders Rem 8B I2C & SMBus Lo-Pwr I/O Expander

Digi-ic_SMART PIONEER

CA9557 Tape & Reel (TR) ACTIVE (Last Updated: 5days ago) Active io expander 6V 9.9mm 400kHz 10mA 25mA

Fly-Wing Technology

Parallel I/O Port, 8-Bit, 8 I/O, CMOS, PDSO16

ComSIT Distribution GmbH

IC XPNDR 400KHZ I2C SMBUS 16SOIC

DigiKey

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Dasenic

Images

Texas Instruments

Lanka Micro

Rochester Electronics

Manufacturer Aliases

Texas Instruments has several brands around the world that distributors may use as alternate names. Texas Instruments may also be known as the following names: