SI8442AA-D-IS1R

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Digital Isolators are gaining increasing recognition and a wide range of applications, especially in areas that require fast and secure communication between circuits, such as electrical systems in electric vehicles. The SI8442AA-D-IS1R belongs to this isolator family and offers a highly reliable, low jitter, low latency solution for digital isolator applications. It is well suited for applications that must effectively and securely isolate between systems and preserves signal integrity while maintaining optimal interoperability between different circuits and systems.

The SI8442AA-D-IS1R is a double-shielded isolator that provides dual-channel isolation of up to 4 MHz data transmission rates. The device offers two channels, each with four data pins and a common ground pin. Each channel is isolated from the other and from the system ground, which ensures that the signals remain isolated from each other and reach the end application correctly and reliably. The device also includes a separator circuit, which is capable of providing power to both channels and is also responsible for allowing communication between the two sides.

The SI8442AA-D-IS1R includes a 5V power supply and requires no external circuitry. It is capable of operating up to 5.5V and provides up to 5MHz data transmission rates. The device is compliant with IEC 60747-5-5 (electrical isolation) and is suitable for use in a wide range of applications, such as automotive, medical, industrial, and other applications.

In terms of the working principle, the device is configured to allow data to be sent from one side of the isolator to the other. The separator circuit divides the signal into two channels and provides electrical isolation between them. This means that any disturbances, interference, or noise on one side of the isolator will not affect the other side.

The SI8442AA-D-IS1R isolator also includes a galvanic isolation feature which isolates noise and interference from entering the system. The isolation feature works by separating the output side signal from the input side signal which allows for fast, secure transmission of data. Furthermore, the device employs a shielding system to block EMI from entering the system.

The SI8442AA-D-IS1R isolator is an all-in-one solution for digital isolator applications which provides reliable and secure data transmission rates of up to 4 MHz. The device is fully compliant with IEC 60747-5-5 (electrical isolation) standards and is well suited for a variety of applications. Furthermore, the device includes a galvanic isolation feature and a shielding system to block EMI from entering the system.

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