LM96194CISQ/NOPB National Semiconductor, LM96194CISQ/NOPB Datasheet - Page 36

• Manufacturer Part Number: LM96194CISQ/NOPB
• Description: IC TRUTHERM HDWR MONITOR 48-LLP
• Manufacturer: National Semiconductor
• Series: PowerWise®, TruTherm®r

Specifications of LM96194CISQ/NOPB

• Function: Fan Control, Temp Monitor
• Topology: ADC (Sigma Delta), Comparator, Fan Control, Multiplexer, Register Bank
• Sensor Type: External & Internal
• Sensing Temperature: -40°C ~ 85°C, External Sensor
• Output Type: SMBus™
• Output Alarm: No
• Output Fan: Yes
• Voltage - Supply: 3 V ~ 3.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-LLP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM96194CISQTR

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Loc
k
TEMPERATURE LIMIT REGISTERS
x
x
x
x
ZONE 1b and 2b TEMPERATURE READING ADJUSTMENT REGISTERS
OTHER LIMIT REGISTERS
Reserved
FAN Tach 1 LSB
FAN Tach 1 MSB
FAN Tach 2 LSB
FAN Tach 2 MSB
FAN Tach 3 LSB
FAN Tach 3 MSB
FAN Tach 4 LSB
FAN Tach 4 MSB
Reserved
Zone 1 (CPU) Low Temp
Zone 1 (CP1) High Temp
Zone 2 (MMBT3904) Low Temp
Zone 2 (MMBT3904) High Temp
Zone 3 (Internal) Low Temp
Zone 3 (Internal) High Temp
Zone 4 (External Digital) Low Temp
Zone 4 (External Digital) High Temp
Fan Boost Temp Zone 1
Fan Boost Temp Zone 2
Fan Boost Temp Zone 3
Fan Boost Temp Zone 4
Zone1 and Zone 2 Hysteresis
Zone 3 and Zone 4 Hysteresis
Reserved
Zone 1b Temp Adjust
Zone 2b Temp Adjust
AD_IN1 Low Limit
AD_IN1 High Limit
AD_IN2 Low Limit
AD_IN2 High Limit
AD_IN3 Low Limit
AD_IN3 High Limit
Reserved
AD_IN4 Low Limit
Register Name
6Dh
6Eh
6Fh
70h
71h
72h
73h
74h
75h
76h-77h N/D
78h
79h
7Ah
7Bh
7Ch
7Dh
7Eh
7Fh
80h
81h
82h
83h
84h
85h
86h-8Dh N/D
8Eh
8Fh
90h
91h
92h
93h
94h
95h
96h-9Dh N/D
9Ch
Address Default
N/D
00h
00h
00h
00h
00h
00h
00h
00h
80h
80h
80h
80h
80h
80h
80h
80h
3Ch
3Ch
23h
23h
00h
00h
00h
00h
00h
FFh
00h
FFh
00h
FFh
00h
36
Measured FAN Tach 1 LSB
Measured FAN Tach 1 MSB
Measured FAN Tach 2 LSB
Measured FAN Tach 2 MSB
Measured FAN Tach 3 LSB
Measured FAN Tach 3 MSB
Measured FAN Tach 4 LSB
Measured FAN Tach 4 MSB
Low limit for external thermal diode temperature channel 1 (D1)
measurement
High limit for external thermal diode temperature channel 1 (D1)
measurement
Low limit for external thermal diode temperature channel 2 (D2)
measurement
High limit for external thermal diode temperature channel 2 (D2)
measurement
Low limit for local temperature measurement
High limit for local temperature measurement
Low limit for external digital temperature sensor
High limit for external digital temperature sensor
Zone 1 (CPU) fan boost temperature
Zone 2 (MMBT3904) fan boost temperature
Zone 3 (Internal) fan boost temperature
Zone 4 (External Digital) fan boost temperature
Zone 1 and Zone 2 hysteresis for limit comparisons
Zone 3 and Zone 4 hysteresis for limit comparisons
Allows all Zone 1b temperature measurements to be adjusted by a
programmable offset.
Allows all Zone 2b temperature measurements to be adjusted by a
programmable offset.
Low limit for analog input 1 measurement
High limit for analog input 1 measurement
Low limit for analog input 2 measurement
High limit for analog input 2 measurement
Low limit for analog input 3 measurement
High limit for analog input 3 measurement
Low limit for analog input 4 measurement (Processor Vccp)
Description