LM75AIM

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LM75AIM

Board Mount Temperature Sensors

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Description

The LM75AIM is a digital temperature sensor from Texas Instruments, designed for monitoring temperatures in various applications such as industrial equipment, consumer electronics, and HVAC systems. It provides high accuracy with a typical resolution of 0.125°C and operates within a wide temperature range of -55°C to +125°C.
The LM75AIM communicates via I2C, allowing multiple sensors to be connected on a single bus. It features programmable temperature thresholds for over-temperature and under-temperature alerts, enabling efficient temperature control and monitoring. The device also includes a shutdown mode to save power when not in use.
With a compact package and low power consumption, the LM75AIM is ideal for embedded systems requiring precise temperature readings. Its integration into smart systems facilitates automation and improved safety through real-time temperature monitoring. Overall, the LM75AIM is a versatile solution for digital temperature sensing in various applications.

Features

The LM75AIM is a digital temperature sensor designed for precise temperature monitoring. Key features include:
1. Temperature Range: Measures from -55°C to +125°C with ±2°C accuracy.
2. Digital Output: Communicates via I2C (or SMBus) interface, enabling easy integration with microcontrollers.
3. Addressing: Up to 8 devices can share the same bus, allowing for multi-point temperature monitoring.
4. Programmable Resolution: Offers resolutions of 9 to 12 bits, providing flexibility based on application needs.
5. Thermostat Functionality: Includes configurable over-temperature and under-temperature alerts with programmable thresholds.
6. Low Power Consumption: Operates on a supply voltage range of 2.7V to 5.5V, making it suitable for battery-operated devices.
7. Small Package: Available in a compact 8-pin SOIC or DIP package, facilitating space-efficient designs.
Overall, the LM75AIM is ideal for applications requiring precise temperature measurements, such as HVAC systems, industrial equipment, and consumer electronics.

Package

The LM75AIM is available in an 8-pin MSOP (Mini Small Outline Package) and an 8-pin SOIC (Small Outline Integrated Circuit) package type. These packages are designed for surface mounting on PCBs, providing compact and efficient integration for temperature sensing applications.

Pinout

The LM75AIM is a digital temperature sensor with a total of 8 pins. Here’s a brief overview of the pin count and their functions:
1. GND (Pin 1): Ground connection.
2. V+ (Pin 2): Supply voltage (typically +3.0V to +5.5V).
3. SDA (Pin 3): Serial Data Line for I²C communication.
4. SCL (Pin 4): Serial Clock Line for I²C communication.
5. A0 (Pin 5): Address select pin, used to set the I²C address of the device.
6. A1 (Pin 6): Address select pin, used to set the I²C address of the device.
7. A2 (Pin 7): Address select pin, used to set the I²C address of the device.
8. T_OUT (Pin 8): Open-drain output that indicates if the temperature exceeds a preset threshold.
The LM75AIM communicates via the I²C interface and is used for monitoring temperatures in various applications.

Manufacturer

The LM75AIM is manufactured by Texas Instruments (TI), a prominent American technology company known for designing and manufacturing semiconductors and various integrated circuits. Founded in 1930, Texas Instruments primarily serves the electronics industry, providing solutions for a wide range of applications, including automotive, industrial, communications, and consumer electronics. The LM75AIM is a digital temperature sensor that communicates over the I2C interface, widely used in various electronic devices for temperature monitoring and control. Texas Instruments is recognized for its innovation in analog and embedded processing technologies, making it a key player in the semiconductor market.

Application

The LM75AIM is a digital temperature sensor primarily used in various applications, including industrial temperature monitoring, HVAC systems, consumer electronics, and automotive temperature management. Its accuracy and I2C interface make it suitable for precise temperature control in computer systems, medical devices, and environmental monitoring systems. Additionally, it is employed in smart home devices for climate control and energy efficiency.

Equivalent

Equivalent products to the LM75AIM chip include the LM75B, LM75C, and the MCP9801. These chips serve similar functions as temperature sensors with I2C interfaces. Always check specific datasheets for pin compatibility, temperature ranges, and features to ensure proper substitutes for your application.

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