CAT9554HV4I
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- Mfr.Part #
- CAT9554HV4I
- Manufacturer
- Catalyst Semiconductor Inc.
- Package / Case
- 16-WQFN Exposed Pad
- Datasheet
- Download
- Description
- CAT9554 - 8-BIT I2C AND SMBUS I/
- Stock
- 24,069
- In Stock ：
- 24,069
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- Manufacturer :
- Catalyst Semiconductor Inc.
- Product Category :
- I/O Expanders
- Output Type :
- Push-Pull
- Number of Terminations :
- 16
- Width :
- 4mm
- Surface Mount :
- yes
- Operating Temperature :
- -40°C~85°C
- Clock Frequency :
- 400kHz
- Published :
- 2008
- Interrupt Output :
- yes
- Supply Voltage :
- 3V
- Package / Case :
- 16-WQFN Exposed Pad
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Qualification Status :
- Not Qualified
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Pitch :
- 0.65mm
- Mounting Type :
- Surface Mount
- Lead Free :
- Lead Free
- Interface :
- I2C, SMBus
- Length :
- 4mm
- Terminal Position :
- QUAD
- Feature :
- POR
- JESD-609 Code :
- e4
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Number of I/O :
- 8
- Terminal Form :
- NO LEAD
- Base Part Number :
- CAT9554
- Power Dissipation :
- 1W
- Current - Output Source/Sink :
- 10mA 24mA
- Packaging :
- Tape and Reel (TR)
- RoHS Status :
- RoHS Compliant
- Halogen Free :
- Halogen Free
- Voltage - Supply :
- 2.3V~5.5V
- ECCN Code :
- EAR99
- Number of Ports :
- 1
- Number of Bits :
- 8
- Output Current :
- 24mA
- Power Supplies :
- 2.5/5V
- Pin Count :
- 16
- Number of Pins :
- 16
- Operating Supply Voltage :
- 5.5V
- Pbfree Code :
- yes
- Datasheets
- CAT9554HV4I
[I/O Expanders Catalyst Semiconductor Inc. CAT9554HV4I] Overview
The CAT9554HV4I by Catalyst Semiconductor Inc. is an 8-bit I2C and SMBus I/O expander designed to provide remote I/O expansion for most microcontroller families via the I2C bus interface and compatible SMBus protocols. This versatile device offers an effective solution for applications requiring additional I/O lines beyond the existing microcontroller's capabilities.
With its advanced features and reliable performance, the CAT9554HV4I empowers B2B customers to efficiently manage and control multiple input/output devices in various industrial and commercial settings.
CAT9554HV4I Features
- 8-bit I/O expander
- I2C and SMBus compatible
- Remote I/O expansion
- Low standby current consumption
- High-speed I2C interface (400kHz)
- Programmable interrupt output
- Operating voltage range: 2.3V to 5.5V
- ESD protection exceeds JESD 22-A114-B specification
CAT9554HV4I Applications
- Industrial Automation: The CAT9554HV4I can be used in industrial automation systems to expand the number of I/O ports available for connecting sensors, actuators, and control devices. Its compatibility with I2C and SMBus protocols makes it easy to integrate into existing control systems.
- Smart Home Systems: In smart home applications, the CAT9554HV4I enables seamless expansion of I/O capabilities for controlling lights, appliances, and security devices. Its low standby current consumption ensures energy efficiency in home automation setups.
- Embedded Systems: Embedded systems designers can leverage the CAT9554HV4I to extend the I/O capabilities of microcontrollers and SoCs, enabling versatile interfacing with peripheral devices such as displays, keypads, and motors. The device's programmable interrupt output enhances real-time responsiveness in embedded applications.
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