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LM92CIM
+物料清單LM92 - TEMPERATURE SENSOR WITH A
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製造商國家電晶體
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製造商部分 #LM92CIM
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有存貨6090
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規格
| 屬性 | 價值 |
| Part Status | Active |
| Sensor Type | Digital, Local |
| Sensing Temperature - Local | -55°C ~ 150°C |
| Output Type | I2C |
| Voltage - Supply | 2.7V ~ 5.5V |
| Resolution | 12 b |
| Features | Output Switch, Programmable Limit, Shutdown Mode |
| Accuracy - Highest (Lowest) | ±0.33°C (±1.5°C) |
| Test Condition | 30°C (-25°C ~ 150°C) |
| Operating Temperature | -55°C ~ 150°C |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
概述
Description
The LM92CIM features an integrated ADC (Analog-to-Digital Converter) that facilitates precise digital temperature readings. It also includes programmable resolution settings, allowing trade-offs between measurement speed and accuracy. With its small package size and low power consumption, it fits well into compact and energy-efficient designs.
This sensor is often used in applications like HVAC systems, computer thermal management, and portable electronic devices, where maintaining specific temperature conditions is crucial. Its compatibility with I²C also means it can easily communicate with microcontrollers and other I²C-compatible devices, supporting seamless integration into a wide array of systems.
Equivalent
1. Texas Instruments LM75 series
2. Maxim Integrated DS75
3. NXP Semiconductors LM75A
4. Microchip Technology MCP9800
5. STMicroelectronics STLM75
These alternatives generally offer similar functionality, such as I2C interface and comparable temperature range, but specifications should be checked for exact compatibility.
Features
1. Temperature Range: It operates in a range from -55°C to 125°C with high accuracy.
2. Resolution: The sensor offers a high resolution of 0.0625°C, providing precise temperature readings.
3. Digital Interface: It uses an I²C/SMBus-compatible interface, making it easy to integrate with microcontrollers and other digital systems.
4. Accuracy: Offers an accuracy of ±0.33°C, ensuring reliable temperature monitoring.
5. Low Power Consumption: The LM92CIM is designed for low power applications, making it ideal for battery-powered devices.
6. Programmable Features: Includes programmable temperature limits and hysteresis for alarm conditions.
7. Compact Package: Available in a small SOT-23 package, which is suitable for space-constrained applications.
8. Supply Voltage: It operates from a wide supply voltage range, typically 2.7V to 5.5V.
These features make the LM92CIM suitable for a variety of applications, including environmental monitoring, consumer electronics, and industrial automation.
Pinout
1. VDD: Power supply pin, typically requires 3V.
2. GND: Ground pin.
3. SDA: Serial Data Line, used for I²C communication.
4. SCL: Serial Clock Line, used to synchronize data transfer over the I²C bus.
5. ADD0: Address Pin 0, allows the selection of different I²C addresses.
6. T_CRIT_A: Critical Temperature Alarm, an open-drain output that goes low when the temperature exceeds a user-defined limit.
7. INT/ALERT: Interrupt/Alert Pin, an open-drain output that signals when the temperature exceeds a specified limit or returns to normal.
8. NC: No Connection, typically not connected to any internal circuitry.
This sensor is used for precise temperature monitoring in various applications, such as HVAC systems and electronic devices, thanks to its high accuracy and digital output.
Manufacturer
Application
1. Consumer Electronics: Ensures devices operate within safe temperature ranges.
2. Industrial Automation: Provides reliable temperature data for process control systems.
3. HVAC Systems: Helps maintain optimal heating, ventilation, and air conditioning performance.
4. Medical Devices: Monitors critical temperatures in sensitive equipment.
5. Data Centers: Assists in managing and maintaining server temperatures.
6. Automotive: Offers precise temperature readings for engine and battery management systems.
7. Environmental Monitoring: Used in weather stations and environmental control systems to monitor ambient conditions.