WPCN384U View Datasheet(PDF) - Winbond
Part Name
Description
Manufacturer
WPCN384U Datasheet PDF : 3 Pages
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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 compli-
ant, and features two Serial Ports, Parallel Port and General-
Purpose 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 capa-
bility
■ 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
South Bridge
I/O
Ports
Parallel
Port
Interface
LPC Bus
WPCN384U
TPM
(WPCT200)
EC
(WPC876xL)
Serial
Interface
Serial
Interface
Portable
Platform
© 2006 Winbond Electronics Corporation
www.winbond.com
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