PCF8575DW
- Mfr.Part #
- PCF8575DW
- Manufacturer
- Texas Instruments
- Package / Case
- 24-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 16B 24SOIC
- Stock
- 5,575
- In Stock :
- 5,575
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- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- JESD-609 Code :
- e4
- Base Part Number :
- PCF8575
- Height :
- 2.65mm
- Thickness :
- 2.35mm
- RoHS Status :
- ROHS3 Compliant
- HTS Code :
- 8542.39.00.01
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Number of Bits :
- 16
- Operating Supply Voltage :
- 5.5V
- Output Type :
- Push-Pull
- Feature :
- POR
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Pins :
- 24
- Qualification Status :
- Not Qualified
- Clock Frequency :
- 400kHz
- Supply Current-Max :
- 0.2mA
- Weight :
- 624.398247mg
- Terminal Position :
- Dual
- Length :
- 15.4mm
- Number of Terminations :
- 24
- Contact Plating :
- Gold
- Lead Free :
- Lead Free
- Number of I/O :
- 16
- Terminal Form :
- Gull wing
- ECCN Code :
- EAR99
- Interface :
- I2C, SMBus
- Voltage - Supply :
- 2.5V~5.5V
- Operating Temperature :
- -40°C~85°C
- Package / Case :
- 24-SOIC (0.295, 7.50mm Width)
- Mounting Type :
- Surface Mount
- Interrupt Output :
- yes
- Surface Mount :
- yes
- Power Supplies :
- 3/5V
- Peak Reflow Temperature (Cel) :
- 260
- Terminal Pitch :
- 1.27mm
- Pin Count :
- 24
- Current - Output Source/Sink :
- 1mA 25mA
- Supply Voltage :
- 3.3V
- Factory Lead Time :
- 6 Weeks
- Packaging :
- Tape and Reel (TR)
- Number of Ports :
- 2
- Width :
- 7.5mm
- Pbfree Code :
- yes
- Lifecycle Status :
- ACTIVE (Last Updated: 4 days ago)
- Datasheets
- PCF8575DW

I/O Expanders Texas Instruments PCF8575DW Overview
Optimize your design's scalability and efficiency with the I/O Expanders Texas Instruments PCF8575DW, a robust I2C interface device that expands the I/O capabilities of your microcontroller systems. This integrated circuit, housed in a 24-SOIC package, offers 16 bits of quasi-bidirectional input/output. It's specifically designed to enhance the performance and flexibility of your projects, making it an ideal choice for developers needing additional I/O ports without increasing the complexity of their circuit board design.
PCF8575DW Features
The Texas Instruments PCF8575DW provides various features that make it a standout choice for expanding I/O capabilities. It operates on a 2.5V to 5.5V supply voltage, ensuring compatibility with most microcontrollers. Additionally, it offers low standby current, which is crucial for power-sensitive applications. The device supports up to 400 kHz I2C bus speeds, enabling fast data transfer. Moreover, its interrupt line (INT) is a significant addition, allowing for improved management of input changes without requiring constant polling by the host microcontroller.
PCF8575DW Applications
- Smart Home Devices: Utilize the PCF8575DW to manage multiple sensors and actuators, enhancing device functionality while maintaining minimal footprint and power consumption.
- Industrial Automation: Integrate this I/O expander in automation controllers to increase I/O port availability, facilitating more complex control systems and feedback loops.
- Server Farms: Employ the PCF8575DW for monitoring and controlling various parameters, such as fan speed and power sequencing, to improve efficiency and reliability in large-scale server operations.
- Wearable Technology: Use the compact and energy-efficient nature of the PCF8575DW to extend I/O capabilities in space-constrained wearable devices, supporting additional sensors and connectivity options.
- Consumer Electronics: Implement this expander in multimedia devices to handle additional buttons and switches without significant redesign of the main control board.
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