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XR17V352
HIGH PERFORMANCE DUAL PCI EXPRESS UART
OCTOBER 2020
REV. 1.0.6
GENERAL DESCRIPTION
The XR17V3521 is a single chip 2-channel PCI Express (PCIe) UART (Universal Asynchronous Receiver and Transmitter), optimized for higher performance and lower power. The XR17V352 serves as a single lane PCIe bridge to 2 independent enhanced 16550 compatible UARTs. The XR17V352 is compliant to PCIe 2.0 Gen 1 (2.5 GT/s).
In addition to the UART channels, the XR17V352 has 16 multi-purpose I/Os (MPIOs), a 16-bit general purpose counter/timer and a global interrupt status register to optimize interrupt servicing.