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NA555DG4
+StücklisteIC OSC SGL TIMER 100KHZ 8-SOIC
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HerstellerTexas Instruments
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Herstellerteil #NA555DG4
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Datenblatt NA555DG4 DataSheet
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Auf Lager2341
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Spezifikationen
| Attribut | Wert |
| Supplier | Texas Instruments |
| Package | Tube |
| ProductStatus | Discontinued at Digi-Key |
| Type | 555 Type, Timer/Oscillator (Single) |
| Frequency | 100kHz |
| Voltage-Supply | 4.5V ~ 16V |
| Current-Supply | 10 mA |
| OperatingTemperature | -40°C ~ 105°C |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
| SupplierDevicePackage | 8-SOIC |
Übersicht
Description
This timer operates at a wide voltage range, typically from 4.5V to 16V, with a maximum output current of 200mA. The chip can generate accurate time delays ranging from microseconds to hours, depending on the external resistor and capacitor values connected to it. The NA555DG4 is commonly used in timer applications, pulse-width modulation (PWM), frequency generation, and sequential timing circuits.
Packaged in various forms, including the standard 8-pin DIP and SOIC, the NA555DG4 is a reliable choice for both hobbyists and professional engineers designing timing and waveform generation circuits.
Equivalent
Features
1. Operating Voltage: It can operate on a wide voltage range from 4.5V to 16V, making it versatile for various applications.
2. Timing: The timing is accurate and controlled by external resistors and capacitors, allowing for high precision in setting time intervals.
3. Low Power Consumption: This model is designed for low power consumption, which is beneficial for battery-operated devices.
4. Temperature Stability: It offers stable operation over a wide temperature range, typically from -40°C to 85°C.
5. Output Compatibility: The output can drive TTL loads and is capable of sourcing or sinking 200 mA of current.
6. Astable and Monostable Operation: It can be configured in both astable and monostable modes, suitable for various applications like pulse generation, timers, and flip-flops.
7. Package Options: Available in DIP, SOIC, and other packages, providing flexibility for design considerations.
These features make the NA555DG4 ideal for a wide range of timing and oscillator applications.
Pinout
1. Ground (GND): Pin 1 is connected to the ground of the circuit.
2. Trigger (TRIG): Pin 2 is the input pin for triggering the timer with a low voltage.
3. Output (OUT): Pin 3 provides the output signal. It can be used to drive other components.
4. Reset (RESET): Pin 4 is used to reset the timer. It is active low, and typically connected to VCC if not used.
5. Control Voltage (CTRL): Pin 5 allows adjustment of the threshold and trigger levels via an external voltage.
6. Threshold (THRES): Pin 6 is connected to the capacitor and is used to reset the flip-flop when it reaches 2/3 VCC.
7. Discharge (DISCH): Pin 7 is connected to the capacitor discharge path.
8. Supply Voltage (VCC): Pin 8 is connected to the positive supply voltage.
The NA555DG4 can be used in various applications such as monostable, astable, and bistable modes, providing timing delays and pulse generation.
Manufacturer
Application
1. Monostable Operations: For generating precise time delays or single pulse events.
2. Astable Operations: Used in creating square wave signals for clock generation or pulse width modulation (PWM).
3. Sequential Timing Circuits: Controls sequential operations in electronic devices.
4. LED/Lamp Flashers: Used in blinking light applications.
5. Frequency Divider: Helps in dividing frequency for signal processing tasks.
6. Tone Generation: Used in audio alert systems.
Overall, the NA555DG4 is versatile for both analog and digital timing functions in consumer electronics, automotive, and industrial applications.