A single-chip solution for PCI Express-based high-performance serial connectivity that provides a combination of rich features and user configurability to enable highly differentiated end products.
The device combines a fully integrated, single-lane PCI Express end-point controller and SerDes with two high-performance Oxford Semiconductor 950 UARTs

Features
+ PCI Express base spec 1.1 compliant
+ DMA/bus mastering facility for both UARTs
+ High performance Oxford 950 UARTs
+ Asynchronous baud rates up to 15Mbps
+ 128-byte deep transmit/receive FIFOs
+ Automated in-Band, Xon/Xoff flow control
+ Advanced FIFO fill management
Broad operating system support including device drivers for Windows? 2000, Windows? XP, Windows? Vista, 7 & Linux

Function
Type Mini PCI Express Serial Card
Mode of Operation Handshaking-RS232
Bus Transceiver RS-232 Full-Duplex

Hardware
Bracket none
Host Controller 2 Ports UART
Bus Interface PCI Express 3.3V bus power
PCB Connector 2x5 connector (P:2.0)
Number of Port 2 x RS-232
Dimensions (WxD) 50mm x 30mm

Communication
IRQ & I/O Address OS assigned
FIFO 128K byte assigned FIFO
Baud Rate Up to 460 Kbps
Data Bits 4, 5, 6, 7, 8
Stop Bits 1, 1.5, 2
Parity None, Odd, Even, Space, Mark
Flow Control None, Xon/Xoff, RTS/CTS
Data Signal Tx, Rx, RTS, CTS, DTR, DSR, DCD, RI, GND

OS Support
32/64-bit System Intel? Itanium? and AMD? Athlon 64? 32/64-bit CPU System
Microsoft Windows 2000/XP/2003/Vista/7
Linux 2.4.x / 2.6.x
DOS

Operating Environment(CHIPSET)
Storage Temperature -40 ~ 125 °C
Operational Temperature -40~ 85 °C
Humidity not specified
Operating conditions of the board to be negotiated with the customer

CABLE OPTIONS : DB9M*2 CABLE to pin header