CAT9555HV6I
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- Mfr.Part #
- CAT9555HV6I
- Manufacturer
- onsemi
- Package / Case
- 24-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 24TQFN
- Stock
- 33,767
- In Stock ：
- 33,767
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- Manufacturer :
- onsemi
- Product Category :
- I/O Expanders
- Supply Voltage :
- 3V
- Surface Mount :
- yes
- HTS Code :
- 8542.39.00.01
- Base Part Number :
- CAT9555
- Terminal Pitch :
- 0.5mm
- Power Supplies :
- 2.5/5V
- Terminal Position :
- QUAD
- Feature :
- POR
- Packaging :
- Tube
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Qualification Status :
- Not Qualified
- ECCN Code :
- EAR99
- Operating Supply Voltage :
- 5.5V
- RoHS Status :
- RoHS Compliant
- Length :
- 4mm
- Terminal Form :
- NO LEAD
- Interface :
- I2C, SMBus
- Output Type :
- Push-Pull
- Pbfree Code :
- yes
- Number of Terminations :
- 24
- Mounting Type :
- Surface Mount
- Number of I/O :
- 16
- JESD-609 Code :
- e4
- Published :
- 2008
- Number of Bits :
- 16
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Clock Frequency :
- 400kHz
- Number of Pins :
- 24
- Package / Case :
- 24-WFQFN Exposed Pad
- Operating Temperature :
- -40°C~85°C
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Current - Output Source/Sink :
- 10mA 24mA
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Number of Ports :
- 2
- Interrupt Output :
- yes
- Voltage - Supply :
- 2.3V~5.5V
- Width :
- 4mm
- Operating Supply Current :
- 160mA
- Pin Count :
- 24
- Height Seated (Max) :
- 0.8mm
- Datasheets
- CAT9555HV6I
I/O Expanders onsemi CAT9555HV6I Overview
Introducing the CAT9555HV6I from onsemi, a robust I/O Expander designed to enhance the functionality of microcontroller-based systems by providing additional I/O ports via a standard I2C interface. This component is housed in a compact 24TQFN package, making it ideal for space-constrained applications. The CAT9555HV6I serves as a crucial bridge for systems requiring expansion of their I/O capabilities without the need for additional microcontrollers, thereby simplifying design and reducing overall system cost. Its ease of integration and scalability makes it a preferred choice for developers looking to enhance their systems while maintaining footprint and power efficiency.
CAT9555HV6I Features
The CAT9555HV6I I/O Expander includes features such as 16-bit I/O port expandability, high-speed I2C interface operating at frequencies up to 400 kHz, and an interrupt output feature that enhances its responsiveness by signaling the host microcontroller when input changes occur. Additionally, each I/O can be configured independently as either an input or an output, providing versatile solutions for various application needs. Its low power consumption and broad operating voltage range (2.3V to 5.5V) ensure that it is suited for both mobile and stationary electronic applications.
CAT9555HV6I Applications
- Smart Home Devices: Utilized in smart home systems to manage multiple input sensors and output actuators through a single microcontroller, enhancing system reliability and performance.
- Industrial Automation: Deployed in industrial control systems to expand the number of sensors and actuators that a single microcontroller can monitor and control, facilitating more complex automation tasks.
- Mobile Robotics: Integrated into robotics to offer additional control for sensors and motors, enabling more intricate maneuvers and functionality.
- Server Management: Used in server farms to increase the number of manageable inputs/outputs for system monitoring and control, improving operational efficiency and reliability.
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