W83791G Nuvoton Technology Corporation of America, W83791G Datasheet - Page 10

• 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

2.5
• CPU Voltage ID reading
• VID output control
• Enhance beep warning by detecting Intel VRM 9.0 VID
2.6
• I
• 5 VID input pins for CPU VCORE identification (for Pentium
• Initial power fault beep (for +3.3V, VCORE)
• 2 pins (A0, A1) to provide selectable address setting for application of multiple devices (up to 4
Winbond hardware monitoring application software (Hardware Doctor
95/98/2000 and Windows NT 4.0/5.0
• Internal clock Oscillator with 3M Hz
• 5V VSB operation
2.7
• 48-pin LQFP
3. KEY SPECIFICATIONS
• Voltage monitoring accuracy
• Intel VRM 9.x Voltage monitoring accuracy
• Monitoring Temperature Range and Accuracy
• Supply Voltage
• Operating Supply Current
• ADC Resolution
devices) wired through I
- 40°C to +120°C
2
C
TM
Enhance Monitoring VID function
General
Package
serial bus interface
2
C
TM
interface
- 4 -
± 3°C(Max)
±1% (Max)
±0.5% (Max)
5 mA typ.
TM
8 Bits
Publication Release Date: April 14, 2006
II/III)
5V
TM
) support, for both Windows
W83791D/G
Revision 1.1