W83791G Nuvoton Technology Corporation of America, W83791G Datasheet - Page 2

• Manufacturer Part Number: W83791G
• Description: IC MONITOR H/W 48-LQFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83791G

• Function: Hardware Monitor
• Topology: ADC
• Sensor Type: External
• Sensing Temperature: External Sensor
• Output Type: I²C™
• Output Alarm: Yes
• Output Fan: Yes
• Voltage - Supply: 4.5 V ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 48-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Please note that all data and specifications are subject to change without notice. All the trademarks of
products and companies mentioned in this data sheet belong to their respective owners.
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DATES
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Data Sheet Revision History
VERSION
0.51
0.71
0.5
0.6
0.7
1.0
1.1
W83791D/W83791G
VERSION
ON WEB
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1.0
1.1
- I -
All version before 0.50 are for internal use.
First publication.
(1) Revise SLOTOCC# pin description.
(2) Add SMI# /IRQ for Voltage/Fan
description.
Register Index 1Ah~1Fh revised.
This update is for C version IC.
1) Add EVNTRAP1-5 polarity (Index Ah )
2) Add
3) Add FAN1-3/PWMOUT1-3 as GPIn
4) SMARTFAN
5) Add a bit (Index A6 bit7) to know
6) Pin44 (SMI#/LEDOUT) is a multi-
7) EVENTRAP
8) Updated V0.17 schematics adding
Repaginate datasheet
Change all version include version on web
to 1.0
Add lead-free package version
(Index15h bit5)
data register. (Index 95h/97h)
registers exchanged.
either speech or GPIO function did
you use.
function, it is programmable.
programming Index A6h bit0-4 .
LEDOUT circuit for SMI# (Pin 44)
Publication Release Date: April 14, 2006
VID
MAIN CONTENTS
TM
protection
can
step up/down time
W83791D/G
as
control
GPIO
Revision 1.1
bit
by