SP3222EBEY-L/TR

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The SP3222EBEY-L/TR is an enhanced quad differential bus transceiver which provides a bidirectional, and low to medium speed data communication in local area networks, backplane network-based systems, and on buses switching data within and between integrated circuit systems. With the SP3222EBEY-L/TR, system design complexity can be reduced thanks to its low voltage detect and thermal shutdown functions. This article introduces the aapplication field and working principles behind the SP3222EBEY-L/TR.

Applications of SP3222EBEY-L/TR

The SP3222EBEY-L/TR from Microchip is perhaps one of the most used quad differential bus transceivers in the market. Its applications include:

• Backplane Bus Networks
• Computer Systems
• Data Communication Systems
• Data Acquisition Systems
• Data Logging Systems
• Flat Panel Displays
• Local Area Networks
• Switching Systems

Working Principle of SP3222EBEY-L/TR

The SP3222EBEY-L/TR is a four differential line driver and receiver designed to provide a bidirectional, long haul, low to medium speed communication on buses transitioning various integrated circuits. It can operate in the absence of clocking signals. When enabled by logic signals, the SP3222EBEY-L/TR can be used as either a high drive circuit or as a receiver. The received differential signals are then output as complementary logic signals. This allows direct driving of many industrial systems.

The SP3222EBEY-L/TR provides special features to enhance its performance. One such feature is the high speed open-drain output which can drive 50hm loads. It has a wide operating voltage of 4.5V to 15V, and low power dissipation. It also has a low voltage detect circuit and a thermal shut down circuit for heat protection.

Conclusion

The SP3222EBEY-L/TR from Microchip is a quad differential bus transceiver. It finds its application mainly in backplane bus networks, computer systems, data communication systems and a host of other industrial systems. It is a four differential line driver and receiver designed to provide a bidirectional, low to medium speed communication on buses that transitions various integrated circuits. It also features a low voltage detect circuit and a thermal shut down circuit which provides enhanced performance. All these features make it an ideal choice for many industrial applications.

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