PCA9555PWRG4
- Mfr.Part #
- PCA9555PWRG4
- Manufacturer
- Texas Instruments
- Package / Case
- 24-TSSOP (0.173, 4.40mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 16B 24TSSOP
- Stock
- 76,692
- In Stock :
- 76,692
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- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Output Type :
- Push-Pull
- Number of I/O :
- 16
- Weight :
- 89.499445mg
- Current - Output Source/Sink :
- 10mA 25mA
- Interrupt Output :
- yes
- Interface :
- I2C, SMBus
- Voltage - Supply :
- 2.3V~5.5V
- Pin Count :
- 24
- Feature :
- POR
- Number of Outputs :
- 2
- ECCN Code :
- EAR99
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Package / Case :
- 24-TSSOP (0.173, 4.40mm Width)
- Base Part Number :
- CA9555
- JESD-609 Code :
- e4
- Length :
- 7.8mm
- Number of Terminations :
- 24
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Form :
- Gull wing
- Mounting Type :
- Surface Mount
- Supply Voltage :
- 3V
- Terminal Pitch :
- 0.65mm
- Peak Reflow Temperature (Cel) :
- 260
- Height :
- 1.2mm
- Surface Mount :
- yes
- Thickness :
- 1mm
- Qualification Status :
- Not Qualified
- Pbfree Code :
- yes
- Lifecycle Status :
- NRND (Last Updated: 1 week ago)
- RoHS Status :
- ROHS3 Compliant
- Packaging :
- Tape and Reel (TR)
- Operating Supply Voltage :
- 5.5V
- Operating Temperature :
- -40°C~85°C
- Lead Free :
- Lead Free
- Clock Frequency :
- 400kHz
- Terminal Position :
- Dual
- Number of Ports :
- 2
- Number of Pins :
- 24
- Width :
- 4.4mm
- Number of Bits :
- 16
- Datasheets
- PCA9555PWRG4

I/O Expanders Texas Instruments PCA9555PWRG4 Overview
The PCA9555PWRG4, manufactured by Texas Instruments, is an innovative Integrated Circuit (IC) designed to expand input/output (I/O) capabilities in various electronic devices. This highly efficient I2C I/O expander comes in a compact 24-pin TSSOP package, making it ideal for applications where space is limited.
With its 16-bit parallel input/output port, the PCA9555PWRG4 facilitates seamless communication between microcontrollers and peripheral devices, enabling enhanced functionality and flexibility. Its compatibility with the I2C serial bus interface simplifies integration into existing systems, saving both time and resources.
Whether used in industrial automation, consumer electronics, or automotive applications, the PCA9555PWRG4 delivers reliable performance and precise control, making it the preferred choice for engineers and designers seeking high-quality I/O expansion solutions.
PCA9555PWRG4 Features
- 16-bit parallel I/O port
- I2C serial bus interface
- 24-pin TSSOP package
- Wide operating voltage range: 2.3V to 5.5V
- Low standby current consumption
- High-speed I2C interface (400 kHz)
- Internal power-on reset
- Open-drain interrupt output
- Programmable output polarity inversion
- Compatible with SMBus standards
PCA9555PWRG4 Applications
- Industrial Automation: The PCA9555PWRG4 is used to expand I/O capabilities in PLCs (Programmable Logic Controllers), allowing for efficient control of sensors, actuators, and other peripheral devices in industrial environments.
- Consumer Electronics: Integrated into smart home devices and IoT (Internet of Things) applications, the PCA9555PWRG4 enables seamless interfacing between microcontrollers and user interfaces, enhancing user experience and device functionality.
- Automotive Systems: In automotive electronics, the PCA9555PWRG4 facilitates communication between vehicle control units, enabling the implementation of advanced features such as lighting control, climate control, and driver assistance systems.
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