PCA9555DBQR
- Mfr.Part #
- PCA9555DBQR
- Manufacturer
- Texas Instruments
- Package / Case
- 24-SSOP (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 16B 24QSOP
- Stock
- 10,685
- In Stock :
- 10,685
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- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- Operating Temperature :
- -40°C~85°C
- Packaging :
- Tape and Reel (TR)
- Base Part Number :
- CA9555
- Thickness :
- 1.5mm
- Number of Terminations :
- 24
- Radiation Hardening :
- No
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Number of Outputs :
- 2
- Number of Bits :
- 16
- ECCN Code :
- EAR99
- Width :
- 3.9mm
- Surface Mount :
- yes
- Number of I/O :
- 16
- Supply Voltage :
- 3V
- Weight :
- 129.500622mg
- Interface :
- I2C, SMBus
- Mounting Type :
- Surface Mount
- JESD-609 Code :
- e4
- Factory Lead Time :
- 6 Weeks
- Peak Reflow Temperature (Cel) :
- 260
- Interrupt Output :
- yes
- Number of Pins :
- 24
- Clock Frequency :
- 400kHz
- Height :
- 1.75mm
- Pbfree Code :
- yes
- Feature :
- POR
- Lead Free :
- Lead Free
- Current - Output Source/Sink :
- 10mA 25mA
- Package / Case :
- 24-SSOP (0.154, 3.90mm Width)
- Pin Count :
- 24
- Output Type :
- Push-Pull
- Operating Supply Voltage :
- 5.5V
- Length :
- 8.65mm
- Terminal Position :
- Dual
- RoHS Status :
- ROHS3 Compliant
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Terminal Pitch :
- 0.635mm
- Number of Ports :
- 2
- Voltage - Supply :
- 2.3V~5.5V
- Terminal Form :
- Gull wing
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Datasheets
- PCA9555DBQR

[I/O Expander Texas Instruments PCA9555DBQR] Overview
Introducing the cutting-edge I/O Expander PCA9555DBQR by Texas Instruments, a revolutionary solution designed to enhance your electronic systems' capabilities. This advanced integrated circuit leverages the power of I2C communication to expand input/output ports, providing unparalleled flexibility and efficiency in managing peripheral devices.
With its compact 24QSOP package and robust construction, the PCA9555DBQR offers seamless integration into various industrial and commercial applications. Whether you're developing automation systems, industrial control panels, or smart home appliances, this versatile component empowers your designs with unmatched performance and reliability.
[PCA9555DBQR] Features
- 16-bit I/O expander compatible with I2C interface
- Wide voltage range: 2.3V to 5.5V
- Low standby current consumption: 1 µA
- Internal power-on reset
- Open-drain interrupt output
- High-speed I2C bus: 400 kHz
- 24QSOP package for space-efficient integration
- Industrial temperature range: -40°C to 85°C
[PCA9555DBQR] Applications
- Industrial Automation Systems: Utilize the PCA9555DBQR to expand digital input/output ports in PLCs (Programmable Logic Controllers), enabling seamless connectivity with sensors, actuators, and control modules. Its low power consumption and robust design make it ideal for harsh industrial environments.
- Smart Home Appliances: Integrate the PCA9555DBQR into smart home devices such as thermostats, lighting controls, and security systems to enhance functionality and connectivity. With its compact form factor and wide voltage range, it enables efficient management of multiple peripherals while ensuring energy efficiency.
- Medical Equipment: Enhance the versatility of medical equipment by incorporating the PCA9555DBQR to expand I/O capabilities. From patient monitoring systems to diagnostic devices, this I/O expander facilitates seamless communication between various components, streamlining operations and improving overall performance.
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