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LM77CIM3 from NS,National Semiconductor

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LM77CIM3

Manufacturer: NS

9-Bit + Sign Digital Temperature Sensor and Thermal Window Comparator with Two-Wire Interface

Partnumber Manufacturer Quantity Availability
LM77CIM3 NS 29 In Stock

Description and Introduction

9-Bit + Sign Digital Temperature Sensor and Thermal Window Comparator with Two-Wire Interface The LM77CIM3 is a digital temperature sensor and thermal watchdog from National Semiconductor (NS).  

### **Specifications:**  
- **Manufacturer:** National Semiconductor (NS)  
- **Package:** SOT-23 (3-Pin)  
- **Operating Voltage:** 2.7V to 5.5V  
- **Temperature Range:** -55°C to +125°C  
- **Accuracy:** ±2°C (max) from -25°C to +100°C  
- **Resolution:** 0.125°C  
- **Interface:** Digital (2-wire SMBus/I²C compatible)  
- **Thermal Hysteresis:** Programmable (0°C, 1.5°C, 3°C, 6°C)  
- **Power Consumption:** Low power (typ. 250µA active, 5µA shutdown)  

### **Descriptions:**  
The LM77CIM3 is a precision digital temperature sensor with an integrated thermal watchdog. It communicates via an SMBus/I²C interface and provides high-accuracy temperature readings. It is designed for system thermal management in applications such as computers, industrial controls, and consumer electronics.  

### **Features:**  
- **Programmable Temperature Limits:** Allows setting of upper and lower thresholds for system monitoring.  
- **Overtemperature Shutdown Output:** Provides an interrupt signal when temperature exceeds programmed limits.  
- **Low Power Consumption:** Suitable for battery-powered applications.  
- **Small Form Factor:** Compact SOT-23 package for space-constrained designs.  
- **Wide Supply Voltage Range:** Compatible with 3.3V and 5V systems.  

This information is based on the manufacturer's datasheet and specifications.

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