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LMC555IM/NOPB
+BOMIC OSC SINGLE TIMER 3MHZ 8-SOIC
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제조업체텍사스 인스트루먼트(주)
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제조업체 부품 #LMC555IM/NOPB
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데이터시트 LMC555IM/NOPB DataSheet
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패키지 SOIC-8
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재고7330
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사양
| 속성 | 가치 |
| Supplier | Texas Instruments |
| Package / Case | Tube |
| Part Status | Active |
| Type | 555 Type, Timer/Oscillator (Single) |
| Frequency | 3MHz |
| Voltage - Supply | 1.5V ~ 15V |
| Supply Current | 150 µA |
| Operating Temperature | -40°C ~ 125°C |
| Supplier Device Package | 8-SOIC |
개요
Description
Key features of the LMC555IM/NOPB include a wide supply voltage range (1.5V to 15V), low power consumption, and improved performance over traditional bipolar 555 timers due to its CMOS architecture. The output can source or sink up to 100mA, allowing it to drive various loads directly.
Its low supply current of around 50µA makes it suitable for battery-powered applications. It also offers improved stability over temperature variations and lower threshold and trigger currents. This device is packaged in an 8-pin SOIC, making it suitable for compact circuit designs.
The LMC555IM/NOPB is widely used in applications such as timers, waveform generation, and LED flashers, where precision and low power are critical.
Equivalent
Features
It supports three operating modes: monostable, astable, and bistable, offering diverse timing solutions. The LMC555IM/NOPB provides an output capable of sourcing or sinking up to 100 mA, enabling it to drive various loads directly. It has a temperature range of -40°C to 125°C, ensuring reliable performance under varied environmental conditions.
The device is pin-compatible with the traditional NE555 timer but offers improved precision and lower power requirements. Additionally, the LMC555IM/NOPB is available in an 8-pin SOIC package, facilitating easy integration into compact designs. These features make it an excellent choice for applications requiring precise timing and low power consumption.
Pinout
1. GND (Ground): This pin is connected to the ground of the circuit.
2. TRIG (Trigger): A negative pulse on this pin starts the timer, causing the output to go high.
3. OUT (Output): This pin outputs the timer's result. It goes high based on the timing cycle.
4. RESET: This pin is used to reset the timer. When held low, it forces the output low, regardless of the input state.
5. CTRL (Control Voltage): This allows the input threshold levels to be externally controlled. It's often connected to a capacitor.
6. THRS (Threshold): This pin is used to reset the flip-flop when the voltage exceeds two-thirds of the supply voltage.
7. DISCH (Discharge): This pin is connected to the timing capacitor and discharges it when the output is low.
8. VCC: This is the supply voltage pin.
The LMC555IM/NOPB is versatile and can be used in various applications, such as timers, pulse generation, and oscillator modules.
Manufacturer
Application
1. Timers and Delays: Creating precise time delays in circuits.
2. Pulse Generation: Producing accurate pulse waveforms for digital circuits.
3. Oscillators: Serving as a square wave oscillator in clock generation.
4. Frequency Modulation: Used in frequency modulation circuits.
5. PWM Controllers: In pulse-width modulation for controlling motors and LEDs.
6. Signal Conditioning: Generating timing and control signals.
7. Monostable Multivibrators: Used in one-shot pulse generation.
8. Astable Multivibrators: For square wave generation.
These applications are prevalent in consumer electronics, industrial controls, and communication systems.