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LM75CIM-3 from NS,National Semiconductor

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LM75CIM-3

Manufacturer: NS

Digital Temperature Sensor and Thermal Watchdog with Two-Wire Interface

Partnumber Manufacturer Quantity Availability
LM75CIM-3,LM75CIM3 NS 19700 In Stock

Description and Introduction

Digital Temperature Sensor and Thermal Watchdog with Two-Wire Interface The LM75CIM-3 is a digital temperature sensor and thermal watchdog manufactured by National Semiconductor (NS).  

### **Specifications:**  
- **Temperature Range:** -55°C to +125°C  
- **Accuracy:** ±2°C (from -25°C to +100°C)  
- **Resolution:** 0.125°C (9-bit to 12-bit selectable)  
- **Supply Voltage:** 2.8V to 5.5V  
- **Low Power Consumption:** 250µA (typical operating current)  
- **Interface:** I²C-compatible (supports up to 400kHz)  
- **Package:** 8-pin SOIC  
- **Shutdown Mode:** Yes (reduces power consumption to ~1µA)  
- **Programmable Hysteresis & Overtemperature Shutdown**  

### **Descriptions:**  
The LM75CIM-3 is a precision digital temperature sensor with an integrated delta-sigma ADC. It provides temperature readings in digital form via an I²C interface, making it suitable for system monitoring and thermal management in various applications.  

### **Features:**  
- **Thermal Watchdog:** Programmable overtemperature threshold with interrupt output.  
- **User-Configurable Settings:** Adjustable fault tolerance (1 to 4 consecutive faults) and hysteresis.  
- **Power-On Default:** Starts up with a default threshold of 80°C and hysteresis of 75°C.  
- **Wide Operating Range:** Suitable for industrial and consumer applications.  
- **Small Form Factor:** 8-pin SOIC package for space-constrained designs.  

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

Application Scenarios & Design Considerations

Digital Temperature Sensor and Thermal Watchdog with Two-Wire Interface
Partnumber Manufacturer Quantity Availability
LM75CIM-3,LM75CIM3 NSC 96 In Stock

Description and Introduction

Digital Temperature Sensor and Thermal Watchdog with Two-Wire Interface The LM75CIM-3 is a digital temperature sensor and thermal watchdog manufactured by National Semiconductor (NSC).  

### **Specifications:**  
- **Supply Voltage:** 2.8V to 5.5V  
- **Temperature Range:** -55°C to +125°C  
- **Accuracy:** ±2°C (from -25°C to +100°C)  
- **Resolution:** 0.125°C (9 to 12-bit selectable)  
- **Interface:** I²C-compatible (SMBus)  
- **Address Pins:** 3 (supports up to 8 devices on the same bus)  
- **Power Consumption:** 250µA (typical operating current), 1µA (shutdown mode)  
- **Package:** SOIC-8  

### **Descriptions:**  
The LM75CIM-3 is a precision digital temperature sensor with an integrated delta-sigma analog-to-digital converter (ADC). It provides temperature readings in a digital format via the I²C/SMBus interface. The device includes an overtemperature detection function with programmable thresholds and hysteresis.  

### **Features:**  
- **Programmable Temperature Thresholds:** User-configurable overtemperature shutdown (TOS) and hysteresis (THYST)  
- **Thermal Alarm Output:** Open-drain output (OS) for overtemperature alerts  
- **Low Power Consumption:** Suitable for battery-powered applications  
- **Small Form Factor:** Compact SOIC-8 package  
- **Wide Operating Range:** Supports industrial and consumer applications  

The LM75CIM-3 is commonly used in system thermal management, industrial controls, and consumer electronics.

Application Scenarios & Design Considerations

Digital Temperature Sensor and Thermal Watchdog with Two-Wire Interface
Partnumber Manufacturer Quantity Availability
LM75CIM-3,LM75CIM3 NATIONAL 845 In Stock

Description and Introduction

Digital Temperature Sensor and Thermal Watchdog with Two-Wire Interface The LM75CIM-3 is a digital temperature sensor and thermal watchdog manufactured by **NATIONAL SEMICONDUCTOR** (now part of Texas Instruments).  

### **Specifications:**  
- **Temperature Range:** -55°C to +125°C  
- **Accuracy:** ±2°C (from -25°C to +100°C)  
- **Resolution:** 0.125°C (9-bit to 12-bit selectable)  
- **Supply Voltage:** 2.8V to 5.5V  
- **Current Consumption:** 250µA (typical)  
- **Interface:** I²C-compatible (SMBus)  
- **Package:** 8-pin SOIC (LM75CIM-3)  
- **OS (Overtemperature Shutdown) Output:** Programmable threshold and hysteresis  
- **Address Pins:** Three pins allow up to eight devices on the same bus  

### **Descriptions and Features:**  
- **Digital Temperature Sensing:** Converts temperature to a digital value using an on-chip ADC.  
- **Programmable Threshold & Hysteresis:** Allows user-defined temperature limits for system protection.  
- **Thermal Alarm Output:** OS pin acts as an interrupt or comparator output when temperature exceeds set limits.  
- **Low Power Consumption:** Suitable for battery-powered applications.  
- **Wide Operating Range:** Supports industrial and consumer applications.  
- **I²C/SMBus Interface:** Enables easy communication with microcontrollers.  
- **Small Form Factor:** 8-pin SOIC package for space-constrained designs.  

This device is commonly used in system thermal management, industrial controls, and consumer electronics.

Application Scenarios & Design Considerations

Digital Temperature Sensor and Thermal Watchdog with Two-Wire Interface

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