Abbildungen dienen nur als Referenz
NE556DBR
+StücklisteIC OSC TIMER DUAL 100KHZ 14SSOP
-
HerstellerTexas Instruments
-
Herstellerteil #NE556DBR
-
Datenblatt NE556DBR DataSheet
-
Auf Lager505
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Supplier | Texas Instruments |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| 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-SSOP (0.209, 5.30mm Width) |
| SupplierDevicePackage | 14-SSOP |
Übersicht
Description
The NE556DBR operates over a wide voltage range (4.5V to 16V), making it suitable for various digital and analog circuits. Each timer within the chip can be configured in either monostable or astable mode. In monostable mode, the timer produces a single pulse of a specific duration when triggered. In astable mode, it continuously generates a square wave at a set frequency.
The device is commonly packaged in a surface-mount SOIC-14, offering ease of integration in compact circuit designs. The NE556DBR provides stable, low-power operation, with good temperature stability, making it a reliable choice for engineers developing timing-related electronic applications.
Equivalent
Features
1. Dual Timers: Contains two independent 555 timer circuits, allowing for more complex timing operations in a single package.
2. Wide Operating Voltage: Supports a range from 4.5V to 16V, making it suitable for various applications.
3. High Temperature Range: Operates efficiently from -40°C to 85°C, ensuring reliable performance in diverse environments.
4. Adjustable Timing: Provides flexibility in setting precise time delays and oscillation frequencies through external resistors and capacitors.
5. Stable Operation: Features high immunity to noise and low power consumption, enhancing stability and efficiency.
6. Output Compatibility: Capable of sinking or sourcing up to 200 mA, suitable for driving various loads directly.
These features make the NE556DBR ideal for applications in timing, pulse generation, sequential timing, and as a flip-flop element in circuits.
Pinout
1. Pin 1 (GND A): Ground for the first timer.
2. Pin 2 (Trigger A): Input to start the timing interval for the first timer.
3. Pin 3 (Output A): Output of the first timer.
4. Pin 4 (Reset A): Resets the first timer when held low.
5. Pin 5 (Control Voltage A): Allows control of the threshold voltage for the first timer.
6. Pin 6 (Threshold A): Input that ends the timing interval for the first timer.
7. Pin 7 (Discharge A): Open-collector output for the first timer’s timing capacitor.
8. Pin 8 (VCC): Supply voltage for both timers.
9. Pin 9 (Discharge B): Open-collector output for the second timer’s timing capacitor.
10. Pin 10 (Threshold B): Input that ends the timing interval for the second timer.
11. Pin 11 (Control Voltage B): Allows control of the threshold voltage for the second timer.
12. Pin 12 (Reset B): Resets the second timer when held low.
13. Pin 13 (Output B): Output of the second timer.
14. Pin 14 (Trigger B): Input to start the timing interval for the second timer.
These pins allow the NE556DBR to be used in various timing and oscillator applications.
Manufacturer
Application
1. Monostable and Astable Multivibrators: Used for generating precise time delays or oscillations.
2. Pulse Width Modulation (PWM): Useful in controlling power delivery and signal modulation.
3. Frequency Dividers: Employed in frequency counting and signal processing.
4. LED and Lamp Flashers: For creating visual signals and indicators.
5. Tone Generators: Used in sound-producing devices like alarms and synthesizers.
6. Switch Debouncing: Helps stabilize switch signals in digital circuits.
7. Sequential Timing: Controls sequences in automation and robotics.
Overall, its versatility makes it suitable for a wide range of electronic applications.