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HomeProductsIntegrated Circuits (ICs)Interface - I/O ExpandersPCF8574DW
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PCF8574DW - Texas Instruments

Manufacturer Part Number
PCF8574DW
Manufacturer
Texas Instruments
Allelco Part Number
32D-PCF8574DW
ECAD Model
Parts Description
IC XPNDR 100KHZ I2C 16SOIC
Detailed Description
Package
16-SOIC (0.295", 7.50mm Width)
Data sheet
PCF8574DW.pdf
RoHs Status
ROHS3 Compliant
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Specifications

PCF8574DW Tech Specifications
Texas Instruments - PCF8574DW technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - PCF8574DW

Product Attribute Attribute Value  
Manufacturer Texas Instruments  
Voltage - Supply 2.5V ~ 6V  
Supplier Device Package 16-SOIC  
Series -  
Package / Case 16-SOIC (0.295", 7.50mm Width)  
Package Tube  
Output Type Push-Pull  
Operating Temperature -40°C ~ 85°C  
Product Attribute Attribute Value  
Number of I/O 8  
Mounting Type Surface Mount  
Interrupt Output Yes  
Interface I²C  
Features POR  
Current - Output Source/Sink 1mA, 25mA  
Clock Frequency 100 kHz  
Base Product Number PCF8574  

Parts Introduction

Manufacturer Part Number

PCF8574DW

Manufacturer

texas-instruments

Introduction

I/O Expander with I2C Interface

Product Features and Performance

8 I/O pins

I2C Interface

Interrupt Output

Power-on Reset (POR) feature

Push-Pull Output Type

Product Advantages

Expands GPIO capabilities

Simple two-wire control

Built-in interrupt functionality

Broad supply voltage range (2.5V ~ 6V)

Integrated POR for reliable operation

Key Technical Parameters

Number of I/O: 8

Clock Frequency: 100 kHz

Voltage - Supply: 2.5V ~ 6V

Operating Temperature: -40°C ~ 85°C

Current - Output Source/Sink: 1mA, 25mA

Quality and Safety Features

Wide operating temperature range for harsh environments

Compatibility

Compatible with I2C bus standard

Suitable for various microcontrollers

Application Areas

Microcontroller Systems

Embedded Systems

Automation

Product Lifecycle

Obsolete status

Evaluate replacements or upgrades

Key Reasons to Choose This Product

Increases available GPIO

Supports popular I2C communication protocol

Flexible for use in varied environmental conditions

Suitable for battery-operated applications due to low power requirements

Ease of mounting with surface mount package

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments PCF8574DW

Product Attribute PCF8574DW PCF8574N PCF8574PWR PCF8574RGTR
Part Number PCF8574DW PCF8574N PCF8574PWR PCF8574RGTR
Manufacturer Texas Instruments Texas Instruments Texas Instruments Texas Instruments
Current - Output Source/Sink 1mA, 25mA 1mA, 25mA 1mA, 25mA 1mA, 25mA
Voltage - Supply 2.5V ~ 6V 2.5V ~ 6V 2.5V ~ 6V 2.5V ~ 6V
Package / Case 16-SOIC (0.295", 7.50mm Width) 16-DIP (0.300", 7.62mm) 20-TSSOP (0.173', 4.40mm Width) 16-VFQFN Exposed Pad
Features POR POR POR POR
Interface I²C I²C I²C I²C
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Interrupt Output Yes Yes Yes Yes
Base Product Number PCF8574 PCF8574 PCF8574 PCF8574
Series - - - -
Mounting Type Surface Mount Through Hole Surface Mount Surface Mount
Output Type Push-Pull Push-Pull Push-Pull Push-Pull
Package Tube Tube Tape & Reel (TR) Tape & Reel (TR)
Number of I/O 8 8 8 8
Clock Frequency 100 kHz 100 kHz 100 kHz 100 kHz
Supplier Device Package 16-SOIC 16-PDIP 20-TSSOP 16-VQFN (3x3)

PCF8574DW Datasheet PDF

Download PCF8574DW pdf datasheets and Texas Instruments documentation for PCF8574DW - Texas Instruments.

PCN Design/Specification
Design 25/Feb/2022.pdf Material Set Rev 24/Jan/2016.pdf

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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PCF8574DW Image

PCF8574DW

Texas Instruments
32D-PCF8574DW

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