LM77CIM-5/NOPB National Semiconductor, LM77CIM-5/NOPB Datasheet - Page 15

• Manufacturer Part Number: LM77CIM-5/NOPB
• Description: IC SENSOR/THERM COMP DIG 8-SOIC
• Manufacturer: National Semiconductor

Specifications of LM77CIM-5/NOPB

• Function: Temp Monitoring System (Sensor)
• Topology: ADC, Comparator, Register Bank
• Sensor Type: Internal
• Sensing Temperature: -55°C ~ 125°C
• Output Type: I²C™
• Output Alarm: Yes
• Output Fan: No
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -55°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Temperature Sensor Function: Temp Sensor
• Interface Type: Serial (2-Wire)
• Resolution: 9+SignBit
• Package Type: SOIC N
• Operating Temperature (max): 125C
• Operating Temperature Classification: Military
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (typ): 3.3/5V
• Operating Supply Voltage (max): 5.5V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: *LM77CIM-5; *LM77CIM-5/NOPB; LM77CIM-5

10013617
FIGURE 9. Remote HVAC temperature sensor communicates via 3 wires, including thermostat signals.
10013619
FIGURE 10. ACPI Compatible Terminal Alarm Shutdown. By powering the LM77 from auxilary output of the power supply,
a non-functioning overheated computer can be powered down to preserve as much of the system as possible.
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