Advanced Super I/O for Notebook

Part No.	WPCN381U
Datasheet	WPCN381U.pdf
Description	The WPCN381U, a member of the Nuvoton LPC Super I/O family, is targeted for legacy-reduced ultra-light portable applications. The WPCN381U is PC2001 and ACPI compliant, and features a Fast Infrared port (FIR, IrDA 1.1 compliant), two Serial Ports and General-Purpose Input/Output (GPIO) support for a total of 11 ports. The WPCN381U is a “no-frills” solution for the new generation of notebook systems, providing just the essential functions.
Features	Fast Infrared Port (FIR) LPC bus interface, based on Intel’s LPC Interface Specification Revision 1.1, August 2002 (supports CLKRUN and LPCPD signals) PC2001 and ACPI Revision 3.0 compliant 11 GPIO ports, including 6 with IRQ assertion capability Two testability modes (XOR Tree and TRI-STATE® device pins). Fully compatible with Nuvoton's 87381 (formerly known as PC87381) 5V tolerant and back-drive protected pins (except LPC bus pins)
Diagram	<'xml:namespace prefix = v ns = "urn:schemas-microsoft-com:vml" /'>
Package	48-pin LQF
Other Files	N/A
Development Tools	N/A
Others	N/A