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See Technical Specifications

PCF8574PWR +BOM

8-bit 2.5- to 5.5-V I2C/SMBus I/O expander with interrupt

Manufacturer:

Texas Instruments, Inc
Mfr.Part #:

PCF8574PWR
Datasheet:

PCF8574PWR Datasheet (PDF)
Programmable:

Not Verified
Number Of I/O:

8
Interface:

I²C
Interrupt Output:

Yes
EDA/CAD Models:

Request Free CAD Models for PCF8574PWR

Email: [email protected]

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PCF8574PWR General Description

Enhance the capabilities of your electronics projects with the Texas Instruments PCF8574PWR I/O expander chip. This versatile chip features an 8-bit configuration and operates at a bus frequency of 100Khz, making it suitable for a variety of applications. Its I2C interface simplifies communication with other devices, while the supply voltage range of 2.5V to 6V ensures compatibility with different systems. Housed in a Tssop-20 package with 20 pins, the PCF8574PWR offers 8 additional I/O ports for seamless integration with microcontrollers and digital circuits. Plus, it is RoHS compliant, making it an environmentally friendly choice for your projects

Key Features

Surface-mount technology with industry standard pinout
I/O expansion for microcontrollers in a small package size (8-pin SOIC)
Limited to 20 mA sink/source current and has a power-on reset feature

Specifications

Category	Integrated Circuits (ICs)InterfaceI/O Expanders	Series	-
Programmable	Not Verified	Number of I/O	8
Interface	I²C	Interrupt Output	Yes
Features	POR	Output Type	Push-Pull
Current - Output Source/Sink	1mA, 25mA	Clock Frequency	100 kHz
Voltage - Supply	2.5V ~ 6V	Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount	Base Product Number	PCF8574