TCA9555DBT
- Mfr.Part #
- TCA9555DBT
- Manufacturer
- Texas Instruments
- Package / Case
- 24-SSOP (0.209, 5.30mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER 400KHZ 24SSOP
- Stock
- 139
- In Stock :
- 139
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- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- Terminal Form :
- Gull wing
- Number of I/O :
- 16
- Number of Terminations :
- 24
- Number of Pins :
- 24
- Operating Temperature :
- -40°C~85°C
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Base Part Number :
- CA9555
- Length :
- 8.2mm
- Mounting Type :
- Surface Mount
- Clock Frequency :
- 400kHz
- Surface Mount :
- yes
- Output Type :
- Push-Pull
- Supply Voltage :
- 1.8V
- Terminal Position :
- Dual
- Terminal Pitch :
- 0.65mm
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- JESD-609 Code :
- e4
- Pbfree Code :
- yes
- Voltage - Supply :
- 1.65V~5.5V
- Feature :
- POR
- RoHS Status :
- ROHS3 Compliant
- Current - Output Source/Sink :
- 10mA 25mA
- Lead Free :
- Lead Free
- Package / Case :
- 24-SSOP (0.209, 5.30mm Width)
- Lifecycle Status :
- ACTIVE (Last Updated: 6 days ago)
- Factory Lead Time :
- 6 Weeks
- Width :
- 5.3mm
- Interrupt Output :
- yes
- Thickness :
- 1.95mm
- Number of Ports :
- 2
- Interface :
- I2C, SMBus
- Height :
- 2mm
- Packaging :
- Tape and Reel (TR)
- Datasheets
- TCA9555DBT

[I/O Expanders Texas Instruments TCA9555DBT] Overview
Enhance your electronic systems with the TCA9555DBT from Texas Instruments, a leading name in integrated circuits. This versatile IC I/O expander empowers your designs with seamless integration and expanded input/output capabilities. Crafted for reliability and performance, the TCA9555DBT operates at a rapid 400KHz frequency and comes in a space-saving 24SSOP package, making it ideal for a range of applications.
[TCA9555DBT] Features
- High-speed I²C interface for effortless integration
- Wide voltage range: 1.65V to 5.5V for compatibility
- 24 configurable I/O pins for flexible connectivity
- Low standby current consumption for energy efficiency
- Interrupt output to minimize processor load
- Robust ESD protection for reliability
[TCA9555DBT] Applications
- Industrial Automation: Integrate the TCA9555DBT into PLCs and industrial control systems to expand I/O capabilities, enabling seamless interfacing with various sensors and actuators in manufacturing environments.
- Smart Home Systems: Incorporate the TCA9555DBT into smart home hubs and IoT devices to enhance connectivity and enable efficient control of lights, switches, and sensors throughout the home.
- Consumer Electronics: Utilize the TCA9555DBT in consumer electronics such as smart TVs and gaming consoles to extend the number of available I/O pins, facilitating advanced user interfaces and peripheral connectivity.
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