LM77CIMMX-3/NOPB National Semiconductor, LM77CIMMX-3/NOPB Datasheet - Page 3

• Manufacturer Part Number: LM77CIMMX-3/NOPB
• Description: IC TEMP SENSOR/COMP DGTL 8-MSOP
• Manufacturer: National Semiconductor

Specifications of LM77CIMMX-3/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-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: LM77CIMMX-3

SDA
SCL
T_CRIT_A
GND
INT
+V
A0–A1
Pin Descriptions
Typical Application
S
Label
Pin #
7,6
1
2
3
4
5
8
Serial Bi-Directional Data Line. Open Drain Output
Serial Bus Clock Input
Critical Temperature Alarm Open Drain Output
Power Supply Ground
Interrupt Open Drain Output
Positive Supply Voltage Input
User-Set Address Inputs
Function
FIGURE 1. Typical Application
3
From Controller
From Controller
Pull Up Resistor, Controller Interrupt Line or
System Hardware Shutdown
Ground
Pull Up Resistor, Controller Interrupt Line
DC Voltage from 3V to 5.5V
Ground (Low, “0”) or +V
Typical Connection
10013603
S
(High, “1”)
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