Low voltage compatible 16-bit I2C/SMBus I/O Expander (with interrupt function)
"CA9555V" is a 16-bit remote GPIO expander. It provides remote GPIO expansion to most MCU families via I2C or SMBus interface. It is ideal for servers and communication equipment.
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basic information
【Specifications (Partial)】 ■Operating Voltage: 1.65V to 5.5V ■Standby Current: 3.5μA (maximum 5.5V) ■5.5V Tolerant I/O Ports ■Remote 16-bit GPIO Expander ■Compatible with SMBus and I2C Interfaces ■I2C Speed up to 1.0MHz (Fast Mode Plus) ■Up to 8 Slave Addresses ■Active-low open-drain interrupt output indicating changes in input state. ■Input, Output, and Configuration Registers ■Polarity Inversion Register ■Built-in Power-On Reset ■Noise Filter for SCL/SDA Inputs ■16 I/O Pins ■Input with Internal 100k Pull-Up Resistor ■Internal Push-Pull Output ■Latch Function for Directly Driving LEDs with High Current Capability ■Temperature Range: -40°C to 85°C *For more details, please download the PDF or feel free to contact us.
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Applications/Examples of results
■Server ■Communication equipment
Detailed information
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Typical Application
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Functional Block Diagram
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Company information
The semiconductor industry that originated in Silicon Valley, USA, has developed, with manufacturers from various countries, including Asian nations and Europe, enhancing their technological capabilities and working daily on the development of new products compatible with 4K/H.265 technology. Our company introduces excellent products and technologies related to various video semiconductors and boards, including those for security in different countries, and provides design support in collaboration with manufacturers to ensure smooth application to customer products. We promote corporate activities that consider environmental conservation and aim to contribute to our customers' further development.