LMC555CN/NOPB

Product Overview

Category

The LMC555CN/NOPB belongs to the category of integrated circuits (ICs), specifically a timer circuit.

Use

The LMC555CN/NOPB is commonly used as a precision timer in various electronic applications.

Characteristics

• High accuracy and stability
• Wide operating voltage range
• Low power consumption
• Compact package size
• Easy to integrate into circuit designs

Package

The LMC555CN/NOPB is available in an 8-pin DIP (Dual Inline Package) format.

Essence

The essence of the LMC555CN/NOPB lies in its ability to accurately measure and control time intervals in electronic circuits.

Packaging/Quantity

The LMC555CN/NOPB is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Supply Voltage Range: 2V to 18V
• Operating Temperature Range: -40°C to +85°C
• Timing Error: ±2% at 25°C
• Maximum Output Current: 200mA
• Trigger Voltage: 1.67V
• Reset Voltage: 0.7V
• Threshold Voltage: 2.5V
• Trigger Current: 0.03mA
• Reset Current: 0.01mA

Detailed Pin Configuration

1. GND (Ground)
2. TRIG (Trigger)
3. OUT (Output)
4. RESET (Reset)
5. CTRL (Control Voltage)
6. THRES (Threshold)
7. DISCH (Discharge)
8. VCC (Supply Voltage)

Functional Features

• Monostable and astable operation modes
• Adjustable timing intervals
• External control voltage capability
• Low power consumption
• High output current drive capability
• Wide supply voltage range

Advantages and Disadvantages

Advantages

• High accuracy and stability in timing applications
• Versatile functionality with monostable and astable modes
• Easy integration into circuit designs
• Wide operating voltage range allows for flexibility in power supply options

Disadvantages

• Limited output current compared to some other timer ICs
• Timing error may increase at extreme temperatures

Working Principles

The LMC555CN/NOPB operates based on the principles of an RC (resistor-capacitor) network. In astable mode, the timing interval is determined by the charging and discharging of an external capacitor through an internal resistor. In monostable mode, the timing interval is determined by the charging of an external capacitor through an internal resistor, triggered by an external signal.

Detailed Application Field Plans

The LMC555CN/NOPB finds extensive use in various electronic applications, including:

1. Pulse generation circuits
2. Frequency generation circuits
3. Precision timing circuits
4. Delay circuits
5. Oscillators
6. LED flashers
7. Tone generators
8. PWM (Pulse Width Modulation) circuits

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LMC555CN/NOPB include:

1. NE555
2. TLC555
3. LM555
4. ICM7555
5. MAX555

These alternative models can be considered based on specific application requirements and availability.

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