W83782G Nuvoton Technology Corporation of America, W83782G Datasheet - Page 31

• 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 3-2: Clock Input Select.
Bit 1-0: Reserved.
7.16 IRQ#/OVT# Property Select − Index 4Ch
Register Location:
Power on Default Value
Attribute:
Size:
Bit 7: Reserved. User Defined.
Bit6: Set to 1, the SMI# output type of Temperature 2 and 3 is set to Comparator Interrupt mode. Set
Bit5: Reserved. User Defined.
Bit 4: Disable temperature sensor 3 over-temperature (OVT) output if set to 1. Default 0, enable
Bit 3: Disable temperature sensor 2 over-temperature (OVT) output if set to 1. Default 0, enable
Bit 2: Over-temperature polarity. Write 1, OVT# active high. Write 0, OVT# active low. Default 0.
Bit 1: Reserved. User Defined.
Bit 0: Reserved. User Defined.
to 0, the SMI# output type is set to Two-Times Interrupt mode. (default 0)
OVT2 output through pin OVT#.
OVT1 output through pin OVT#.
<3:2> = 00 - Pin 3 (CLKIN) select 14.318M Hz clock.
<3:2> = 01 - Default. Pin 3 (CLKIN) select 24M Hz clock.
<3:2> = 10 - Pin 3 (CLKIN) select 48M Hz clock .
<3:2> = 11 - Reserved. Pin3 no clock input.
<5:4> = 10 - ADC clock select 1.4 KHz. (22.5K/16)
<5:4> = 11 - ADC clock select 0.35 KHz. (22.5K/64)
User defined.
7
6
4Ch
<7:0> --0000,0001. Reset by MR.
Read/Write
8 bits
5
4
3
2
- 28 -
1
0
Reserved
Reserved
OVTPOL
DIS_OVT1
DIS_OVT2
Reserved
T23_INTMode
Reserved
W83782D/W83782G