ƒLPC Interface

−Multiplexed Command, Address and Data Bus

−Serial IRQ Interface Compatible with Serialized IRQ Support for PCI Systems

−PME Interface

ƒHardware Monitor

−Monitor Power supplies (+2.5V, +3.3V, +5V, +12V, +1.8V, +1.5V, Vccp (processor voltage), and VCC or HVSB)

−Remote Thermal Diode Sensing for Two External Temperature Measurements

−Internal Ambient Temperature Measurement

−Limit Comparison of all Monitored Values

−System Management Bus (SMBus) Interface

−THERM# Pin for out-of-limit Temperature or Voltage Indication

−RESET# Pin for generating 20msec Low Reset Pulse

−Configurable offset for internal or external temperature channels

ƒPhoenix Keyboard BIOS ROM

ƒ128 Pin QFP, lead-free RoHS compliant package, 3.2mm footprint

ORDERING INFORMATION

Order Number:

LPC47M997-NW for 128 pin, QFP lead-free RoHS compliant package

Rev. 01-12-07

Page 2

SMSC LPC47M997

PRODUCT PREVIEW