PCF8575CDBQR
- Mfr.Part #
- PCF8575CDBQR
- Manufacturer
- Texas Instruments
- Package / Case
- 24-SSOP (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 16B 24QSOP
- Stock
- 11,377
- In Stock :
- 11,377
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- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- HTS Code :
- 8542.39.00.01
- Supply Current-Max :
- 0.2mA
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Number of Outputs :
- 16
- JESD-609 Code :
- e4
- Surface Mount :
- yes
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- ECCN Code :
- EAR99
- Mounting Type :
- Surface Mount
- Clock Frequency :
- 400kHz
- Terminal Position :
- Dual
- Packaging :
- Tape and Reel (TR)
- Voltage - Supply :
- 4.5V~5.5V
- Number of Pins :
- 24
- Width :
- 3.9mm
- Feature :
- POR
- Operating Temperature :
- -40°C~85°C
- Peak Reflow Temperature (Cel) :
- 260
- Height :
- 1.75mm
- Thickness :
- 1.5mm
- Terminal Form :
- Gull wing
- Number of Bits :
- 16
- Pbfree Code :
- yes
- Number of Terminations :
- 24
- RoHS Status :
- ROHS3 Compliant
- Factory Lead Time :
- 6 Weeks
- Power Supplies :
- 5V
- Interface :
- I2C, SMBus
- Weight :
- 129.500622mg
- Package / Case :
- 24-SSOP (0.154, 3.90mm Width)
- Supply Voltage :
- 5V
- Current - Output Source/Sink :
- 10mA 25mA
- Pin Count :
- 24
- Lead Free :
- Lead Free
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Operating Supply Voltage :
- 5.5V
- Lifecycle Status :
- ACTIVE (Last Updated: 1 week ago)
- Number of Ports :
- 2
- Length :
- 8.65mm
- Number of I/O :
- 16
- Qualification Status :
- Not Qualified
- Terminal Pitch :
- 0.64mm
- Output Type :
- Open Drain
- Base Part Number :
- PCF8575
- Interrupt Output :
- yes
- Datasheets
- PCF8575CDBQR

I/O Expanders Texas Instruments PCF8575CDBQR Overview
The I/O Expanders Texas Instruments PCF8575CDBQR is a highly versatile and efficient solution for expanding the I/O capabilities of microcontroller systems via the I2C bus. Manufactured by Texas Instruments, this integrated circuit allows for 16-bit I/O expansion, making it ideal for applications that require additional input and output ports without increasing the number of microcontrollers. Its compact 24-QSOP package ensures minimal footprint and easy integration into existing systems, catering especially to B2B customers looking to optimize their product designs for performance and scalability.
PCF8575CDBQR Features
The PCF8575CDBQR offers significant advantages for robust digital interfacing. Key features include:
- 16-bit remote I/O expander for I2C bus, providing substantial increase in available ports.
- Low standby current, enhancing power efficiency in battery-operated devices.
- Interrupt output for input port change detection, simplifying integration into event-driven systems.
- Wide operating voltage range (2.5V to 5.5V), accommodating various power supplies and logic levels.
- High drive capability, suitable for driving LEDs and similar peripherals.
PCF8575CDBQR Applications
- Home Automation Systems: Utilize the IC to manage multiple sensors and actuators through a single microcontroller, streamlining system complexity and enhancing control.
- Industrial Automation: Deploy in control systems to expand the number of sensors and output devices controlled by a single microcontroller, improving scalability and cost-effectiveness.
- Server Farms: Implement in server management to monitor and control various server indicators and switches via a minimal number of control points.
- Portable Devices: Employ in portable device designs to maximize control functionalities while minimizing space and power consumption.
- Robotics: Use to extend the number of input and output options available for robotic control systems, enabling more sophisticated operation and interaction capabilities.
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