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LMC555CN/NOPB
+StücklisteIC OSC SINGLE TIMER 3MHZ 8-DIP
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HerstellerTexas Instruments
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Herstellerteil #LMC555CN/NOPB
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Datenblatt LMC555CN/NOPB DataSheet
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Paket DIP-8
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Auf Lager6965
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Spezifikationen
| 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 ~ 85°C |
| Supplier Device Package | 8-PDIP |
Übersicht
Description
Key specifications include a typical supply current of 50 µA, a maximum frequency of operation up to 3 MHz, and an output drive capability of up to 100 mA. The LMC555CN/NOPB is packaged in an 8-pin DIP, which is easy to handle and integrate into breadboard or PCB designs. Its versatility and reliability make it a popular choice for timers, pulse generation, and LED flashers in consumer electronics, industrial controls, and educational projects.
Equivalent
Features
1. Low Supply Current: It operates with a low power consumption, making it suitable for battery-powered devices.
2. Wide Supply Voltage Range: The device can function with supply voltages ranging from 1.5V to 15V.
3. High Speed Operation: Capable of generating precise time delays or oscillations.
4. CMOS Technology: This provides high noise immunity and low power dissipation.
5. Astable and Monostable Modes: Supports both modes for flexible timing configurations.
6. Temperature Stability: Offers stable operation over a wide temperature range.
7. Pin Compatibility: It is pin-compatible with the standard 555 timer IC.
8. Output Drive Capability: Can source or sink up to 100mA.
These features make the LMC555CN/NOPB suitable for applications such as pulse generation, time delay circuits, and LED flashers, among others.
Pinout
1. GND (Ground): Connected to the negative supply voltage.
2. TRIG (Trigger): Input to start the timing interval in monostable mode, usually activated by a negative-going pulse.
3. OUT (Output): The output pin where the timer's signal is available.
4. RESET: Resets the timer when pulled low, overriding other inputs.
5. CTRL (Control Voltage): Allows the modification of the internal voltage divider, typically connected to ground via a capacitor if unused.
6. THRES (Threshold): Compares the voltage applied to it with 2/3 of the supply voltage to reset the flip-flop in monostable mode.
7. DISCH (Discharge): Open collector output that discharges a capacitor between intervals in astable mode.
8. VCC (Supply Voltage): Positive supply voltage, ranging typically from 1.5V to 15V.
This IC is widely used due to its versatility in timing and oscillator applications.
Manufacturer
Application
1. Timer: Functions as a delay timer in various circuits.
2. Pulse Generation: Creates precise square waveforms for pulse-width modulation (PWM).
3. Oscillator: Generates clock pulses for digital circuits.
4. Frequency Division: Used in frequency division applications.
5. Capacitive Sensing: Employed in touch sensing and capacitive touch switches.
6. LED/Lamp Flashing: Controls flashing sequences in LED and lamp applications.
7. Tone Generation: Generates audio tones in alarms and buzzers.
Its versatility makes it a popular choice in educational, hobbyist, and professional electronics.