LMC555IM/NOPB

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LMC555IM/NOPB

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IC OSC SINGLE TIMER 3MHZ 8-SOIC

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Attribut Wert
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

Übersicht

Description

The LMC555IM/NOPB is a precision timer IC from the 555 timer family, manufactured by Texas Instruments. It is designed for generating accurate time delays or oscillation. This device can operate in the astable or monostable mode, making it versatile for various applications such as pulse generation, time delay, and frequency generation.
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

The LMC555IM/NOPB is a CMOS version of the classic 555 timer IC. Equivalent products include the NE555, SE555, and LM555, which are bipolar versions, though they may have different power consumption and performance characteristics. For CMOS versions, consider the TLC555 and ICM7555, which offer similar low-power and high-frequency operation. Always check the datasheet for specific parameters to ensure compatibility with your application.

Features

The LMC555IM/NOPB is a precision timer IC from Texas Instruments, known for its versatility in timing applications. It features a low power consumption with an operating supply current of approximately 0.1 mA, making it suitable for battery-powered devices. The IC operates over a wide voltage range from 1.5V to 15V, allowing for flexibility in different circuit designs.
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

The LMC555IM/NOPB is a CMOS version of the popular 555 Timer IC. It typically comes in an 8-pin package. Here is a brief description of each pin function:
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

The manufacturer of the LMC555IM/NOPB is Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. The company is well-known for its innovation in the electronics industry, producing products that are widely used in a variety of applications, including consumer electronics, automotive systems, industrial equipment, and communication devices. Texas Instruments is a major player in the semiconductor sector and has a significant impact on the global electronics market, providing a wide range of products from analog chips and microcontrollers to digital signal processors and calculators.

Application

The LMC555IM/NOPB is a precision timer IC used in various applications. Key areas include:
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.

Package

The LMC555IM/NOPB is a precision timer IC from Texas Instruments, packaged in an 8-pin SOIC (Small Outline Integrated Circuit) form. This package type is compact, suitable for surface-mount technology (SMT) applications, providing reliable and precise timing operations in various electronic circuits.

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