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PC87383-VS Datasheet

  • PC87383-VS

  • Legacy-Reduced SuperI/O with Fast Infrared Port, Serial Port...

  • 829.88KB

  • 77頁(yè)

  • NSC

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PC87383 Legacy-Reduced SuperI/O with Fast Infrared Port, Serial Port, Parallel Port and GPIOs
December 2003
Revision 1.1
PC87383
Legacy-Reduced SuperI/O with Fast Infrared Port, Serial
Port, Parallel Port and GPIOs for Portable Applications
General Description
The PC87383, a member of the National Semiconductor
LPC SuperI/O family, is targeted for a wide range of porta-
ble applications. The PC87383 is PC2001 and ACPI com-
pliant, and features Fast Infrared port (FIR, IrDA 1.1
compliant), Serial Port, Parallel Port and General-Purpose
Input/Output (GPIO) support for a total of 21 ports.
Outstanding Features
s
LPC bus interface, based on Intel鈥檚
LPC Interface
Speci鏗乧ation
Revision 1.1, August 2002 (supports
CLKRUN and LPCPD signals)
s
Fast Infrared port
s
PC2001 and ACPI Revision 2.0 compliant
s
Serial IRQ support (15 options)
s
Protection features, including GPIO lock and pin con-
鏗乬uration lock
s
21 GPIO ports, including 14 with 鈥渁ssert IRQ鈥?capabil-
ity
s
XOR Tree and TRI-STATE
餂?/div>
device pins (or ICT) test-
ability modes.
s
5V tolerant and back-drive protected pins (except LPC
bus pins)
s
64-pin TQFP package
System Block Diagram
South Bridge
LPC Bus
Portable
Platform
TPM
PC87383
Embedded
Controller
Parallel Serial
Infrared
I/O
Port
Interface Interface Ports
Interface
National Semiconductor and TRI-STATE
錚?/div>
are registered trademarks of National Semiconductor Corporation.
All other brand or product names are trademarks or registered trademarks of their respective holders.
漏2003 National Semiconductor Corporation
www.national.com

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