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PDF WPCN381U Data sheet ( Hoja de datos )
| Número de pieza | WPCN381U | |
| Descripción | Legacy-Reduced SuperI/O | |
| Fabricantes | Winbond | |
| Logotipo |  |
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Product Brief
December 2006
Revision 1.0
WPCN381U
Legacy-Reduced SuperI/O with Fast Infrared Port, Two Serial
Ports and GPIOs
General Description
The WPCN381U, a member of the Winbond LPC SuperI/O
family, is targeted for legacy-reduced ultra-light portable ap-
plications. 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.
Outstanding Features
■ Pin and software compatible with the Winbond 87381
■ Fast Infrared Port (FIR)
■ 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
■ 11 GPIO ports, including 6 with IRQ assertion capabil-
ity
■ Two testability modes (XOR Tree and TRI-STATE®
device pins).
■ 5V tolerant and back-drive protected pins (except LPC
bus pins)
■ 48-pin LQFP package
System Block Diagram
South Bridge
I/O
Ports
LPC Bus
WPCN381U
TPM
(WPCT200)
EC
(WPC876xL)
Serial
Interface
FIR/Serial
Interface
Portable
Platform
© 2006 Winbond Electronics Corporation
www.winbond.com
1 page | ||
| Páginas | Total 3 Páginas | |
| PDF Descargar | [ Datasheet WPCN381U.PDF ] | |
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