CAT9554AYGI-T2
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- Mfr.Part #
- CAT9554AYGI-T2
- Manufacturer
- Catalyst Semiconductor Inc.
- Package / Case
- 16-TSSOP (0.173, 4.40mm Width)
- Datasheet
- Download
- Description
- 8 BIT I2C AND SMBUS I/O PORT WI
- Stock
- 24,193
- In Stock ：
- 24,193
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- Manufacturer :
- Catalyst Semiconductor Inc.
- Product Category :
- I/O Expanders
- Supplier Device Package :
- 16-TSSOP
- Interface :
- I²C, SMBus
- Series :
- CAT9554
- Mounting Type :
- Surface Mount
- Current - Output Source/Sink :
- 10mA, 24mA
- Interrupt Output :
- yes
- Features :
- POR
- Product Status :
- Obsolete
- Output Type :
- Open Collector, Open Drain, Push-Pull
- Package :
- Bulk
- Voltage - Supply :
- 2.3V ~ 5.5V
- Operating Temperature :
- -40°C ~ 85°C
- Package / Case :
- 16-TSSOP (0.173, 4.40mm Width)
- Clock Frequency :
- 400 kHz
- RoHS :
- Non-Compliant
- Number of I/O :
- 8
- Datasheets
- CAT9554AYGI-T2
I/O Expanders Catalyst Semiconductor Inc. CAT9554AYGI-T2 Overview
The CAT9554AYGI-T2, manufactured by Catalyst Semiconductor Inc., is a robust and versatile 8-bit I2C and SMBus I/O port expander designed to add more GPIO capabilities to limited microcontroller or microprocessor systems. Ideal for embedded systems where additional inputs or outputs are necessary, this I/O expander offers a straightforward, cost-effective solution for system enhancement. The integrated design enables easy communication via the I2C and SMBus protocols, making it perfect for a wide array of industrial and consumer applications where space and power efficiency are crucial. Utilizing the I/O Expanders Catalyst Semiconductor Inc. CAT9554AYGI-T2 helps streamline product design and enhances functionality while maintaining low power consumption.
CAT9554AYGI-T2 Features
This device boasts several features that make it highly attractive for sophisticated digital applications:
- 8-bit I/O port expander with an I2C interface and SMBus compatibility.
- Low standby current, enhancing its suitability for power-sensitive applications.
- Individual I/O configuration which allows each port pin to be configured as either an input or output.
- Interrupt output which can be connected to the host microcontroller's interrupt input to signal changes on the input pins.
- Multiple device address options, enabling the presence of several expanders on the same bus.
CAT9554AYGI-T2 Applications
- Smart Home Devices: Can be used to expand the number of I/Os available for controlling various sensors and actuators in home automation systems.
- Industrial Automation: Facilitates additional inputs and outputs for process control systems, enhancing machine operation and monitoring capabilities.
- Mobile Devices: Integrates into the power management systems of mobile platforms, providing expanded control over additional functions or features.
- Server Management: Applied in server farms to manage multiple server indicators and switches through a single or minimal set of connections.
- Automotive Electronics: Useful in extending automotive control systems for features such as lighting control and sensor monitoring.
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