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LM2907MX/NOPB
+Lista de MateriaisIC F/V CONV 10KHZ 14SOIC
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FabricanteTexas Instruments
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Peça do Fabricante #LM2907MX/NOPB
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Ficha Técnica LM2907MX/NOPB DataSheet
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Pacote SOIC-14
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Type | Frequency to Voltage |
| Frequency - Max | 10 kHz |
| Linearity | ±0.3% |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features of the LM2907MX/NOPB include its high input sensitivity, low power consumption, and the ability to operate over a wide temperature range. It typically requires a minimal number of external components for basic operation, simplifying circuit design. The IC is available in a compact SOIC-8 package, making it suitable for space-constrained applications. Overall, the LM2907MX/NOPB is valued for its reliability and ease of use in frequency-to-voltage conversion tasks.
Equivalent
1. LM2917: Another variant within the same series, with similar frequency-to-voltage capabilities.
2. NE566: A general-purpose voltage-controlled oscillator that can be used in similar applications.
3. TC9400: A frequency-to-voltage and voltage-to-frequency converter by Microchip.
4. AD650: An analog devices frequency-to-voltage converter.
These alternatives can be selected based on specific circuit requirements and availability.
Features
1. Wide Supply Voltage Range: Operates across a broad range, typically from 6V to 24V, allowing flexibility in various systems.
2. High Input Sensitivity: Can handle low-level input signals, making it suitable for interfacing with a variety of sensors.
3. Adjustable Sensitivity and Frequency Range: Users can easily set the sensitivity and frequency range via external resistors and capacitors.
4. Voltage Output: Provides a proportional DC voltage output corresponding to the input frequency, useful for monitoring and control applications.
5. Temperature Stability: Designed to maintain performance across a wide temperature range, enhancing reliability in diverse environments.
6. Ease of Use: Simple to configure and use in different setups, making it suitable for both professional and hobbyist projects.
7. Package and Mounting: Available in a surface-mount SOIC package, facilitating compact and efficient PCB design.
These features make the LM2907MX/NOPB ideal for applications like tachometers, speedometers, and flow meters, where accurate frequency-to-voltage conversion is required.
Pinout
Here is a brief description of the pin functions:
1. Pin 1 (C1): Connected to an external capacitor, which defines the time constant for frequency-to-voltage conversion.
2. Pin 2 (R1): Connected to an external resistor, which, along with the capacitor on Pin 1, sets the gain or sensitivity of the conversion.
3. Pin 3 (VCC): Supply voltage pin, where the input voltage is applied.
4. Pin 4 (Ground): Ground reference for the IC.
5. Pin 5 (Output): The output voltage pin, where the DC voltage proportional to the input frequency is provided.
6. Pin 6 (C2): Connected to another capacitor, which helps smooth the output voltage.
7. Pin 7 (F_in): Frequency input pin, where the input signal is applied.
8. Pin 8 (VR): Optional reference voltage pin for improved accuracy and stability.
The LM2907MX/NOPB is commonly used in automotive applications, speedometers, and other systems requiring frequency-to-voltage conversion.
Manufacturer
Application
1. Tachometers: Measuring rotational speed in automotive and industrial engines.
2. Speedometers: Used in vehicles to convert rotational speed into speed readings.
3. Frequency Meters: Converting frequency signals to a readable voltage for display or processing.
4. Flow Meters: Measuring liquid or gas flow by converting turbine frequency to voltage.
5. Vibration Analysis: Used in machinery to monitor and analyze vibration frequencies.
6. Signal Processing: In systems requiring frequency-based data conversion.
The device provides a reliable solution for transforming frequency inputs into a proportional voltage output for various monitoring and control systems.