PCF8574ADW
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- Mfr.Part #
- PCF8574ADW
- Manufacturer
- Texas Instruments
- Package / Case
- 16-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 8B 16SOIC
- Stock
- 2,258
- In Stock ：
- 2,258
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- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- Factory Lead Time :
- 6 Weeks
- Terminal Form :
- Gull wing
- Lifecycle Status :
- ACTIVE (Last Updated: 6 days ago)
- Base Part Number :
- PCF8574
- Package / Case :
- 16-SOIC (0.295, 7.50mm Width)
- Pbfree Code :
- yes
- Radiation Hardening :
- No
- Supply Voltage :
- 5V
- Operating Temperature :
- -40°C~85°C
- Output Type :
- Push-Pull
- Height :
- 2.65mm
- Lead Free :
- Lead Free
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Number of Bits :
- 8
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Current - Output Source/Sink :
- 1mA 25mA
- Peak Reflow Temperature (Cel) :
- 260
- Number of Pins :
- 16
- Number of I/O :
- 8
- Interface :
- I2C
- Length :
- 10.3mm
- Feature :
- POR
- Number of Terminations :
- 16
- REACH SVHC :
- No SVHC
- Interrupt Output :
- yes
- Weight :
- 420.395078mg
- Width :
- 7.5mm
- Terminal Position :
- Dual
- Terminal Pitch :
- 1.27mm
- ECCN Code :
- EAR99
- Clock Frequency :
- 100kHz
- Mounting Type :
- Surface Mount
- Power Supplies :
- 3/5V
- Mount :
- Surface Mount
- Packaging :
- Tube
- Number of Ports :
- 1
- Supply Current-Max :
- 0.1mA
- RoHS Status :
- ROHS3 Compliant
- JESD-609 Code :
- e4
- Pin Count :
- 16
- Voltage - Supply :
- 2.5V~6V
- Thickness :
- 2.35mm
- Datasheets
- PCF8574ADW
I/O Expanders Texas Instruments PCF8574ADW Overview
The I/O Expanders Texas Instruments PCF8574ADW is an essential component designed to expand the I/O capabilities of microcontrollers over an I2C interface. This IC enables any microcontroller to interface with up to 8 additional I/Os, which are highly beneficial in applications requiring additional ports without the need for extra microcontrollers. Manufactured by Texas Instruments, a leader in semiconductor solutions, the PCF8574ADW offers reliable performance and compatibility with a variety of microcontroller architectures. Its small footprint in a 16SOIC package ensures minimal space usage, making it ideal for compact designs.
PCF8574ADW Features
This integrated circuit boasts several key features that make it a valuable addition to any electronic project. These include an 8-bit remote I/O expander for I2C bus, interrupt output for input change notification, and low standby current consumption, enhancing efficiency. Furthermore, its compatibility with different bus speeds allows for versatile deployment across multiple platforms and applications.
PCF8574ADW Applications
- Home Automation Systems: In home automation, the PCF8574ADW can be used to control lighting, heating, and other household devices by expanding the number of I/Os available to the system's central microcontroller.
- Industrial Control: In industrial environments, this IC helps manage processes by providing additional I/Os for sensor and actuator interfaces, streamlining operations and monitoring.
- Robotics: Robotics applications benefit from the PCF8574ADW by using it to add more control points for motors and sensors without requiring a larger, more complex main controller.
- Server Management: It is used in server farms for managing server functions like power sequencing and status monitoring through expanded I/O capabilities.
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