WPCN384U

www.DataSheet4U.com WPCN384U Legacy-Reduced SuperI/O with Two Serial Ports, Parallel Port and GPIOs for Notebook and Docking Applications Product Brief December 2006 Revision 1.0 WPCN384U Legacy-Reduced SuperI/O with Two Serial Ports, Parallel Port and GPIOs for Notebook and Docking Applications General Description The WPCN384U, a member of the Winbond LPC SuperI/O family, is targeted for a wide range of notebook and docking applications. The WPCN384U is PC2001 and ACPI compliant, and features two Serial Ports, Parallel Port and GeneralPurpose Input/Output (GPIO) support for a total of 21 ports. The WPCN384U is an optimized solution for notebook systems requiring no FIR Port, and for LPC-based docking stations implementing an on-board SuperI/O. Outstanding Features ■ ■ ■ Pin and software compatible with the Winbond 87384 Two Serial Ports 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 IEEE 1284 Parallel Port 21 GPIO ports, including 14 with IRQ assertion capability Two testability modes (XOR Tree and TRI-STATE® device pins). 5V tolerant and back-drive protected pins (except LPC bus pins) 64-pin TQFP package ■ ■ ■ ■ ■ ■ System Block Diagram I/O Ports South Bridge LPC Bus Parallel Port Interface Portable Platform WPCN384U EC (WPC876xL) Serial Interface Serial Interface TPM (WPCT200) © 2006 Winbond Electronics Corporation www.winbond.com WPCN384U w...