This website uses cookies. By using this site, you consent to the use of cookies. For more information, please take a look at our Privacy Policy.

Images are for reference only,

See Technical Specifications

PCF8574ADWR +BOM

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

Manufacturer:

TI
Mfr.Part #:

PCF8574ADWR
Datasheet:

PCF8574ADWR Datasheet (PDF)
Number Of I/Os:

8
Features:

Interrupt pin
Supply Voltage (min) (V):

2.5
Supply Voltage (max) (V):

6
EDA/CAD Models:

Request Free CAD Models for PCF8574ADWR

PCF8574ADWR General Description

The PCF8574ADWR, manufactured by Texas Instruments, is a versatile 8-bit I2C I/O expander IC that serves as a valuable solution for adding more input/output pins to microcontrollers with limited GPIO ports. With 8 configurable bidirectional I/O pins that can be controlled via the I2C bus, this IC offers flexibility and ease of use. Operating at a voltage range of 2.5V to 6V, it is compatible with a wide range of microcontrollers and logic levels, making it a versatile choice for various applications

Key Features

Compact size with high density packing
Low power consumption and low standby current
I²C protocol support with 7-bit addressing
Digital input/output control and indication
Latching function for safety and security
Fault-tolerant design for enhanced reliability

Specifications

Number of I/Os	8	Features	Interrupt pin
Supply voltage (min) (V)	2.5	Supply voltage (max) (V)	6
Addresses	8	Rating	Catalog
Frequency (max) (MHz)	0.1	Operating temperature range (°C)	-40 to 85