W83782G Nuvoton Technology Corporation of America, W83782G Datasheet - Page 25

• Manufacturer Part Number: W83782G
• Description: IC MONITOR H/W 48-LQFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83782G

• Output Type: I²C™, ISA
• Function: Hardware Monitor
• Topology: ADC, Fan Speed Counter, Register Bank
• Sensor Type: External
• Sensing Temperature: External Sensor
• Output Alarm: No
• 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
• Temperature Sensor Function: Temp Sensor
• Operating Temperature (min): -40C
• Operating Temperature (max): 120C
• Operating Supply Voltage (typ): 5V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Bit 5: A one indicates a High limit of VTIN2 has been exceeded from temperature sensor 2.
Bit 4: A one indicates a High limit of VTIN1 has been exceeded from temperature sensor 1.
Bit 3: A one indicates a High or Low limit of +5VIN has been exceeded.
Bit 2: A one indicates a High or Low limit of +3.3VIN has been exceeded.
Bit 1: A one indicates a High or Low limit of VINR0 has been exceeded.
Bit 0: A one indicates a High or Low limit of VCOREA has been exceeded.
7.5 Interrupt Status Register 2 − Index 42h
Register Location:
Power on Default Value
Attribute:
Size:
Bit 7-6:Reserved.This bit should be set to 0.
Bit 5: A one indicates a High limit of VTIN3 has been exceeded from temperature sensor 3.
Bit 4: A one indicates Chassis Intrusion has gone high.
Bit 3: A one indicates the fan count limit of FAN3 has been exceeded.
Bit 2: A one indicates a High or Low limit of -5VIN has been exceeded.
Bit1: A one indicates a High or Low limit of -12VIN has been exceeded.
Bit0: A one indicates a High or Low limit of +12VIN has been exceeded.
7.6 SMI# Mask Register 1 − Index 43h
Register Location:
Power on Default Value
Attribute:
Size:
Bit 7-0: A one disables the corresponding interrupt status bit for SMI interrupt.
7
7
6
42h
00h
Read Only
8 bits
43h
00h
Read/Write
8 bits
6
5
5
4
4
3
3
2
2
- 22 -
1
1
0
0
+12VIN
-12VIN
-5VIN
FAN3
Chassis Intrusion
Temp3
Reserved
Reserved
VCOREA
VINRO
+3.3VIN
+5VIN
TEMP1
TEMP2
FAN1
FAN2
W83782D/W83782G