PCF8575CDB
- Mfr.Part #
- PCF8575CDB
- Manufacturer
- Texas Instruments
- Package / Case
- 24-SSOP (0.209, 5.30mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 16B 24SSOP
- Stock
- 4,264
- In Stock :
- 4,264
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- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- Supply Voltage :
- 5V
- Surface Mount :
- yes
- Interface :
- I2C, SMBus
- Qualification Status :
- Not Qualified
- Supply Current-Max :
- 0.2mA
- Voltage - Supply :
- 4.5V~5.5V
- Terminal Pitch :
- 0.65mm
- Width :
- 5.3mm
- Interrupt Output :
- yes
- Package / Case :
- 24-SSOP (0.209, 5.30mm Width)
- Current - Output Source/Sink :
- 10mA 25mA
- RoHS Status :
- ROHS3 Compliant
- Feature :
- POR
- Terminal Position :
- Dual
- Pbfree Code :
- yes
- HTS Code :
- 8542.39.00.01
- Peak Reflow Temperature (Cel) :
- 260
- Power Supplies :
- 5V
- Number of Outputs :
- 16
- REACH SVHC :
- No SVHC
- Clock Frequency :
- 400kHz
- Number of Bits :
- 16
- Lifecycle Status :
- ACTIVE (Last Updated: 2 days ago)
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Packaging :
- Tube
- Mounting Type :
- Surface Mount
- Number of I/O :
- 16
- Terminal Form :
- Gull wing
- Length :
- 8.2mm
- Number of Pins :
- 24
- Operating Supply Voltage :
- 5.5V
- Height :
- 2mm
- JESD-609 Code :
- e4
- ECCN Code :
- EAR99
- Lead Free :
- Lead Free
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Factory Lead Time :
- 6 Weeks
- Number of Ports :
- 2
- Pin Count :
- 24
- Output Type :
- Open Drain
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Number of Terminations :
- 24
- Operating Temperature :
- -40°C~85°C
- Thickness :
- 1.95mm
- Base Part Number :
- PCF8575
- Weight :
- 172.39345mg
- Datasheets
- PCF8575CDB

I/O Expanders Texas Instruments PCF8575CDB Overview
The I/O Expanders Texas Instruments PCF8575CDB is a highly versatile 16-bit I2C bus I/O expander designed to provide substantial flexibility and efficiency to modern electronic systems. As a product from the reputable Texas Instruments, the PCF8575CDB offers seamless integration and enhanced functionality for a wide range of applications. By extending the number of I/O pins through the I2C interface, it enables designers to save on microcontroller pins, thus minimizing hardware complexity and cost in sophisticated circuits. Its compact 24-SSOP package makes it ideal for space-constrained applications where board real estate is at a premium.
PCF8575CDB Features
The PCF8575CDB features include its ability to interface directly with I2C buses, providing 16 additional I/O ports. This capability is essential for applications requiring expanded I/O without the need for additional microcontrollers. Other notable features include polarity inversion register, interrupt output for input port change detection, and low standby current, which is crucial for power-sensitive applications. These features make the PCF8575CDB an optimal choice for expanding the input/output functionality in various embedded systems.
PCF8575CDB Applications
- Home Automation Systems: Utilized in smart home devices, the PCF8575CDB can manage multiple inputs and outputs, such as controlling lights, thermostats, and other household sensors.
- Industrial Automation: In factory settings, the device enhances the control of machinery by expanding the number of sensors and actuators a single microcontroller can manage.
- Server Farms: Applied in server management systems, the PCF8575CDB helps in monitoring and controlling various server parameters, significantly increasing the efficiency of system management.
- Robotics: Robots benefit from the additional I/O ports for controlling various motors and sensors, improving the robot's ability to perform complex tasks.
- Portable Devices: In portable electronics, the chip assists in extending the functionality without significantly increasing power consumption or design complexity.
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