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NE556V
+StücklisteIC OSC TIMER DUAL 100KHZ 14DIP
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HerstellerTexas Instruments
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Herstellerteil #NE556V
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Datenblatt NE556V DataSheet
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Paket 14-DIP (0.300, 7.62mm)
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Auf Lager8686
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Spezifikationen
| Attribut | Wert |
| Supplier | Texas Instruments |
| Package | Tube |
| ProductStatus | Obsolete |
| Type | 555 Type, Timer/Oscillator (Dual) |
| Frequency | 100kHz |
| Voltage-Supply | 4.5V ~ 16V |
| Current-Supply | 20 mA |
| OperatingTemperature | 0°C ~ 70°C |
| Package/Case | 14-DIP (0.300, 7.62mm) |
| SupplierDevicePackage | 14-PDIP |
Übersicht
Description
The NE556V operates with a wide supply voltage range, typically from 4.5V to 16V, and can source or sink up to 200mA of output current. Its timing intervals can be precisely set using external resistors and capacitors, offering flexibility in designing circuits with specific timing requirements. The NE556V features low power consumption and is highly reliable, making it popular in both hobbyist and industrial applications.
Pin configuration includes two sets of inputs for trigger and reset, two outputs, and common pins for VCC and ground shared by both timers. This dual functionality within a single chip is cost-effective and simplifies circuit design.
Equivalent
Features
1. Dual Timer: Contains two separate 555 timers, allowing for multiple timing functions.
2. Wide Supply Voltage Range: Operates from 4.5V to 16V, suitable for various applications.
3. Timing from Microseconds to Hours: Offers a wide range of timing intervals by using external resistors and capacitors.
4. Adjustable Duty Cycle: Can be configured for astable or monostable operation, providing flexibility in waveform generation and pulse timing.
5. High Output Current: Capable of sourcing or sinking up to 200mA, enabling it to drive LEDs, relays, or other loads directly.
6. Temperature Stability: Provides consistent performance across a range of temperatures.
7. TTL Compatible: Interfaces easily with other digital circuits.
8. Low Power Consumption: Efficient operation suitable for battery-powered devices.
These features make the NE556V versatile for applications like timers, pulse generation, LED flashers, and oscillator circuits.
Pinout
1. Pin 1 (GND): Ground reference voltage.
2. Pin 2 (TRIG A): Trigger input for timer A; starts the timing interval when it falls below 1/3 VCC.
3. Pin 3 (OUT A): Output of timer A; delivers the timing signal.
4. Pin 4 (RESET A): Resets timer A when held low.
5. Pin 5 (CTRL A): Control voltage for timer A; adjusts the threshold and trigger levels.
6. Pin 6 (THRES A): Threshold input for timer A; ends the timing interval when it exceeds 2/3 VCC.
7. Pin 7 (DISCH A): Discharge pin for timer A; used to discharge the timing capacitor.
8. Pin 8 (VCC): Supply voltage.
9. Pin 9 (DISCH B): Discharge pin for timer B.
10. Pin 10 (THRES B): Threshold input for timer B.
11. Pin 11 (CTRL B): Control voltage for timer B.
12. Pin 12 (RESET B): Resets timer B.
13. Pin 13 (OUT B): Output of timer B.
14. Pin 14 (TRIG B): Trigger input for timer B.
This configuration allows the NE556V to create two independent timing sequences, useful for generating delays, oscillations, and pulse-width modulation.
Manufacturer
Application
1. Timers and Oscillators: Used for precise time delays and oscillation, making it ideal for pulse generation and LED flashers.
2. Pulse-width Modulation (PWM) Circuits: Employed in PWM circuits for motor speed control and dimming LED lamps.
3. Tone Generation: Utilized in audio applications for generating tones and sound effects.
4. Frequency Dividers: Applied in frequency division circuits for clock signal management.
5. Monostable and Bistable Multivibrators: Utilized for creating stable pulse outputs and toggle operations in digital circuits.
Its dual timer configuration allows for compact designs in both analog and digital applications.