LM76CNMX-3 National Semiconductor, LM76CNMX-3 Datasheet - Page 2

• Manufacturer Part Number: LM76CNMX-3
• Description: 0.5C/ 1C/ 12-Bit Sign Digital Temperature Sensor and Thermal Window Comparator with Two-Wire Interface
• Manufacturer: National Semiconductor

www.national.com
SDA
SCL
T_CRIT_A
GND
INT
+V
A0–A1
Simplified Block Diagram
Connection Diagram
Ordering Information
Pin Description
Label
S
LM76CHM-5
LM76CHMX-5
LM76CNM-3
LM76CNMX-3
Order Number
Pin #
7,6
1
2
3
4
5
8
Serial Bi-Directional Data Line, Open Drain Output,
CMOS Logic Level
Serial Bus Clock Input, CMOS Logic Level
Critical Temperature Alarm, Open Drain Output
Power Supply Ground
Interrupt, Open Drain Output
Positive Supply Voltage Input
User-Set Address Inputs, TTL Logic Level
Supply Voltage
5.0V
5.0V
3.3V
3.3V
LM76 See NS Package Number M08A
Function
Acurracy
±
±
±
±
±
±
0.5˚C
1.0˚C
0.5˚C
1.0˚C
SO-8
1˚C
1˚C
2
DS101015-2
−10˚C to 45˚C
−10˚C to 45˚C
70˚C to 100˚C
70˚C to 100˚C
Temperature
Range for
Accuracy
25˚C
25˚C
Pull Up Resistor, Controller I
From Controller I
Pull Up Resistor, Controller Interrupt Line
or System Hardware Shutdown
Ground
Pull Up Resistor, Controller Interrupt Line
DC Voltage from 3.3V power supply or
5V.
Ground (Low, “0”) or +V
DS101015-1
95 units in Rail
2500 Units on Tape and
Reel
95 units in Rail
2500 Units on Tape and
Reel
Typical Connection
Transport Media
2
C Clock Line
S
(High, “1”)
2
C Data Line