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NE555PW
+БОМIC OSC SGL TIMER 100KHZ 8TSSOP
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ПроизводительТехасские инструменты
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Мфр. Часть #NE555PW
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Лист данных NE555PW DataSheet
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В наличии7419
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
Спецификации
| Атрибут | Ценность |
| Supplier | Rochester Electronics, LLC,Texas Instruments |
| Package | Bulk,Tube |
| ProductStatus | Active |
| Type | 555 Type, Timer/Oscillator (Single) |
| Frequency | 100kHz |
| Voltage-Supply | 4.5V ~ 16V |
| Current-Supply | 10 mA |
| OperatingTemperature | 0°C ~ 70°C |
| Package/Case | 8-TSSOP (0.173, 4.40mm Width) |
| SupplierDevicePackage | 8-TSSOP |
Обзор
Description
In monostable mode, the NE555PW generates a single pulse of a specified duration, which is useful for timers and delay circuits. In astable mode, it produces a continuous square wave output, making it ideal for oscillators and clock pulse generators. Bistable mode allows it to toggle its output state between high and low, functioning as a basic flip-flop.
Housed in a small outline package (TSSOP-8), the NE555PW is suitable for surface-mount applications. It operates with a supply voltage range of 4.5V to 16V, making it compatible with various logic levels. The IC is known for its reliability, ease of use, and low cost, making it a staple component in hobbyist and professional circuits alike.
Equivalent
Features
1. Timing Range: It can produce delays or frequencies from microseconds to hours, depending on the external resistor and capacitor configuration.
2. Supply Voltage: Operates from a wide supply voltage range of 4.5V to 16V.
3. Output Current: Can source or sink up to 200mA, making it suitable for driving loads directly.
4. Adjustable Duty Cycle: Allows for the customization of the duty cycle in astable mode.
5. Temperature Stability: Offers good stability over a wide temperature range, ensuring reliable operation.
6. Threshold and Trigger Levels: Defined around 2/3 and 1/3 of the supply voltage, allowing for predictable performance.
7. Low Power Consumption: Suitable for battery-powered applications.
8. Package: Available in a TSSOP-8 package for surface mount applications, providing space efficiency.
9. Applications: Widely applied in timers, pulse generation, time delays, and oscillator circuits.
These features make the NE555PW versatile and reliable for various applications in electronics.
Pinout
1. Ground (GND): Common ground, connected to the negative supply voltage.
2. Trigger (TRIG): Input for triggering the timer to start the timing interval; activated by a voltage level below 1/3 of VCC.
3. Output (OUT): Output pin, which can sink or source current; the state of this pin changes according to the function mode.
4. Reset (RESET): Active-low input to reset the timer; overriding all functions when connected to ground.
5. Control Voltage (CV): Adjusts the threshold and trigger levels; typically connected to a capacitor for standard operation.
6. Threshold (THRESH): Compares voltage to 2/3 of VCC; when exceeded, resets the flip-flop, changing the output.
7. Discharge (DISCH): Connected to the timing capacitor; used to discharge it in astable or monostable modes.
8. VCC: Positive supply voltage pin, typically requiring 4.5 to 15 V.
The NE555PW can function in astable, monostable, or bistable modes, commonly used for timing, pulse generation, and oscillator applications.