사양
| 속성 | 가치 |
| Package / Case | Bulk |
| Part Status | Active |
| Function | Tone Decoder |
| Number of Circuits | 1 |
| Voltage - Supply | 4.75V ~ 9V |
| Supply Current | 12mA |
| Power (Watts) | 1.1 W |
| Operating Temperature | 0°C ~ 70°C |
| Mounting Type | Surface Mount |
개요
Description
The LM567CMX/NOPB is a precision tone decoder from Texas Instruments, designed to detect specific frequencies in a signal. It is part of the LM567 series, which is widely used for applications requiring frequency recognition. The device can be used in tone decoding, frequency monitoring, and sound recognition systems. It operates within a frequency range from 0.01 Hz to 500 kHz, providing flexibility for various applications.
Key features include adjustable frequency response, high stability and immunity to false triggering, and a PLL design that offers precise frequency control. The device can operate with a supply voltage ranging from 4.75V to 9V, making it suitable for use in both low and high-voltage designs. It requires minimal external components, simplifying circuit design.
Its small size and low component count make it ideal for compact applications. The LM567CMX/NOPB is available in a surface-mount package, which is convenient for modern PCB designs. Typical applications include touch-tone decoding, frequency monitoring, and audio signal processing.
Key features include adjustable frequency response, high stability and immunity to false triggering, and a PLL design that offers precise frequency control. The device can operate with a supply voltage ranging from 4.75V to 9V, making it suitable for use in both low and high-voltage designs. It requires minimal external components, simplifying circuit design.
Its small size and low component count make it ideal for compact applications. The LM567CMX/NOPB is available in a surface-mount package, which is convenient for modern PCB designs. Typical applications include touch-tone decoding, frequency monitoring, and audio signal processing.
Equivalent
The LM567CMX/NOPB is a tone decoder IC. Equivalent products include the NE567, SE567, and LM567CN, which offer similar functionality. These devices are used for frequency detection and can handle various applications like touch-tone decoding and frequency monitoring. Always verify the specific parameters and compatibility with your application before substitution.
Features
The LM567CMX/NOPB is a highly versatile low-power tone decoder that is designed to detect specific frequencies. Key features include:
1. Frequency Detection Range: It can detect frequencies from 0.01 Hz to 500 kHz, making it suitable for a wide range of applications.
2. Wide Operating Voltage: The device operates over a voltage range of 4.75 V to 9 V.
3. Adjustable Bandwidth: The bandwidth can be adjusted to as low as 0, allowing for precise frequency detection.
4. Low Power Consumption: It is designed for low power consumption, making it ideal for battery-powered devices.
5. Wide Temperature Range: The operational temperature range is from -40°C to +85°C, allowing use in various environmental conditions.
6. High Stability and Sensitivity: Ensures reliable performance in detecting precise frequencies.
7. Applications: It is widely used in touch-tone decoding, frequency monitoring, communications, and remote control applications.
These features make the LM567CMX/NOPB a versatile solution for frequency detection and decoding applications.
1. Frequency Detection Range: It can detect frequencies from 0.01 Hz to 500 kHz, making it suitable for a wide range of applications.
2. Wide Operating Voltage: The device operates over a voltage range of 4.75 V to 9 V.
3. Adjustable Bandwidth: The bandwidth can be adjusted to as low as 0, allowing for precise frequency detection.
4. Low Power Consumption: It is designed for low power consumption, making it ideal for battery-powered devices.
5. Wide Temperature Range: The operational temperature range is from -40°C to +85°C, allowing use in various environmental conditions.
6. High Stability and Sensitivity: Ensures reliable performance in detecting precise frequencies.
7. Applications: It is widely used in touch-tone decoding, frequency monitoring, communications, and remote control applications.
These features make the LM567CMX/NOPB a versatile solution for frequency detection and decoding applications.
Pinout
The LM567CMX/NOPB is a tone decoder IC, primarily used for frequency detection. It is housed in a small surface-mount package and has 8 pins. Here's a concise breakdown of its pin functions:
1. Pin 1 (GND): Ground connection.
2. Pin 2 (Input): This is the input pin where the signal to be decoded is applied.
3. Pin 3 (Filter Capacitor): A capacitor is connected to this pin for setting the bandwidth of the frequency detection.
4. Pin 4 (Timing Resistor): A resistor connected here, along with a capacitor on Pin 5, helps set the center frequency of the detection range.
5. Pin 5 (Timing Capacitor): Along with the resistor on Pin 4, it determines the frequency characteristics.
6. Pin 6 (Output): This is the output pin that goes low when the input frequency matches the set frequency.
7. Pin 7 (Vcc): Positive power supply, typically around 5V.
8. Pin 8 (Demodulator Capacitor): Used to connect a capacitor for demodulation purposes.
The LM567 is used in various applications such as frequency monitoring, touch-tone decoding, and remote control systems.
1. Pin 1 (GND): Ground connection.
2. Pin 2 (Input): This is the input pin where the signal to be decoded is applied.
3. Pin 3 (Filter Capacitor): A capacitor is connected to this pin for setting the bandwidth of the frequency detection.
4. Pin 4 (Timing Resistor): A resistor connected here, along with a capacitor on Pin 5, helps set the center frequency of the detection range.
5. Pin 5 (Timing Capacitor): Along with the resistor on Pin 4, it determines the frequency characteristics.
6. Pin 6 (Output): This is the output pin that goes low when the input frequency matches the set frequency.
7. Pin 7 (Vcc): Positive power supply, typically around 5V.
8. Pin 8 (Demodulator Capacitor): Used to connect a capacitor for demodulation purposes.
The LM567 is used in various applications such as frequency monitoring, touch-tone decoding, and remote control systems.
Manufacturer
The LM567CMX/NOPB is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components, including integrated circuits, analog devices, and embedded processors. TI is known for its innovation in the electronics industry and provides components to various sectors such as automotive, industrial, personal electronics, and communications equipment. The company is headquartered in Dallas, Texas, and is one of the largest semiconductor manufacturers in the world.
Application
The LM567CMX/NOPB is a tone decoder IC used in various applications due to its ability to detect specific frequency signals. It is commonly used in:
1. Tone Decoding: Recognizing specific audio tones in communication systems.
2. Remote Controls: Decoding frequency signals in remote control systems.
3. Frequency Monitoring: Monitoring and controlling frequency in industrial applications.
4. Data Communication: Detecting specific frequency modulated signals in data transmission.
5. Security Systems: Part of security and alarm systems to detect frequency-based codes.
6. Telecommunications: Used in tone-based dialing and signaling systems.
Its versatility in frequency detection makes it suitable for a wide range of audio and signal processing applications.
1. Tone Decoding: Recognizing specific audio tones in communication systems.
2. Remote Controls: Decoding frequency signals in remote control systems.
3. Frequency Monitoring: Monitoring and controlling frequency in industrial applications.
4. Data Communication: Detecting specific frequency modulated signals in data transmission.
5. Security Systems: Part of security and alarm systems to detect frequency-based codes.
6. Telecommunications: Used in tone-based dialing and signaling systems.
Its versatility in frequency detection makes it suitable for a wide range of audio and signal processing applications.
Package
The LM567CMX/NOPB is a phase-locked loop (PLL) tone decoder IC that comes in an 8-pin SOIC (Small Outline Integrated Circuit) package type.
