LM555 – Single Precision Timer IC
📄 Description:
The LM555 is a highly stable and versatile single precision timing IC that can operate in monostable, astable, and bistable modes. It is capable of producing accurate time delays or oscillation frequencies, making it a fundamental component in analog and digital electronics.
Known for its reliability, low cost, and wide operating voltage, the LM555 is widely used in timing, pulse generation, oscillation, PWM control, and LED flasher circuits.
📐 Specifications:
Parameter | Value |
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Operating Voltage (Vcc) | 4.5V – 16V (typical: 5V or 12V) |
Timing Interval Range | Microseconds to hours |
Output Current (Sink/Source) | 200mA max |
Power Dissipation | 600mW (DIP-8) |
Output Voltage Swing | ~Vcc to 1.5V |
Temperature Range | 0°C to +70°C (commercial) |
Accuracy | ±1% timing accuracy |
Output Type | Push-pull, TTL compatible |
Package Types | DIP-8, SOIC-8, TSSOP-8 |
🌟 Key Features:
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🧠 Multiple Modes: Operates in astable, monostable, and bistable modes
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🕒 Highly Accurate Timing: Adjustable time delay from µs to hours
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💪 High Output Drive: Sinks or sources up to 200mA
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🔧 Ease of Use: Only a few external components needed
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🔋 Wide Supply Range: 4.5V to 16V operation
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⚡ TTL Compatible Output
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🛡️ Built-in Thermal Shutdown and ESD Protection