SP3243EUCA-L

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The SP3243EUCA-L is a 3V, 3.3V, or 5V Serial Port to IEEE Std.802.3 Ethernet Controller with USB 2.0 Compatibility. It is a single chip, fully integrated solution that enables low-cost and low-power Ethernet connectivity. It integrates both the MAC and PHY layers, with an 8Kx8 MII RAM, and an 8Kx12 MII RAM. The SP3243EUCA-L is designed for use in Ethernet controller cards, integrated systems designed to support low cost and low power applications.

It provides a high-performance, full-duplex 10/100 Mbps Ethernet controller solution. It has an onboard PHY, USB interface, and an integrated 8-bit SPI/I2C interface for connecting the Ethernet MAC to a microcontroller. The integrated MAC supports Pause Frame flow control and supports a wide range of protocol families such as Ethernet, IP, ARP, and UDP/TCP.

The controller features a distinctive on-chip USB interface, allowing it to be used with USB 2.0 cables, allowing it to be connected to PCs, modems, and various other peripherals. It also includes a built-in ROI (Reconfigurable On-board Interface) function. This function allows the user to customize various PHY layer settings, such as transfer rate, duplex mode, and other features, according to their specific application requirements.

The device is compliant with IEEE Std. 802.3 standard, making it well-suited for systems with a wide range of applications including access control systems, industrial Ethernet systems, surveillance and security systems, office networks, and building automation systems. It also provides a low-cost and low-power interface to connect them to a PC host.

The device is capable of operating in both half-duplex and full-duplex with auto-negotiation support. It also includes a low-latency operation, fast link-up times, and an auto-detection feature that ensures the highest data throughput. Its programmable interface auto-negotiation enables the system to adapt to different operating modes for different application requirements.

The SP3243EUCA-L device offers simple, low-cost, low-power, and low-latency data transfer rates over Ethernet networks, supporting 10BASE-T, 100BASE-TX and 1000BASE-T networks. It integrates a 128-byte transmit and 64-byte receive FIFO that supports data rates up to 100 Mbps on both transmit and receive sides. It also supports a range of control, diagnostic, and interrupt functions.

The device employs a low-power, low-latency single-ended Media Independent Interface (MII) and an 8-bit SPI/I2C interface for connecting the Ethernet MAC to a microcontroller. It also includes a Wake-on-LAN feature that allows the device to sense incoming Ethernet activity and notifies the system when any activity is detected.

To ensure system performance, the SP3243EUCA-L supports full-duplex operation, allowing it to simultaneously transmit and receive data at full duplex speeds. Furthermore, the device includes an auto MDI/MDIX feature, allowing it to automatically detect and configure the correct cabling type. It also supports multiple hardware-level flow control and priority-based frame transmission functions.

In summary, the SP3243EUCA-L is a high-performance, low-cost, low-power solution for connecting devices over Ethernet networks with USB 2.0 compatibility. Its industry-standard serial interface, Multi-protocol support, and advanced configuration options make it well-suited for a range of applications. It is an ideal solution for connecting consumer electronics, industrial and automotive systems, and access control systems to Ethernet networks.

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