NE556V

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NE556V

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IC OSC TIMER DUAL 100KHZ 14DIP

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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 is a dual-timer IC, essentially combining two NE555 timer circuits in a single 14-pin package. Each timer in the NE556V can be configured to operate in monostable, astable, or bistable modes, making it versatile for various timing and oscillator applications. It is widely used for applications like pulse generation, time delay circuits, sequential timing, and LED flashers.
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

The NE556V is a dual timer IC similar to the popular NE555 timer but with two timers in a single package. Equivalent products include the LM556, SE556, and MC1456. These ICs provide the same basic functionality and pin configuration, allowing them to be used interchangeably in most circuits where a dual timer is needed. Always check the datasheets for specific electrical characteristics to ensure compatibility in your application.

Features

The NE556V is a dual version of the popular 555 timer IC, combining two independent 555 timers in a single package. Key features include:
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

The NE556V is a dual-timer IC that integrates two 555 timer circuits in a single package. It is commonly used for precision timing applications. The NE556V is typically housed in a 14-pin dual in-line package (DIP). Here is a brief overview of its pin configuration and functions:
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

The NE556V is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. It is one of the top 10 semiconductor companies worldwide based on sales volume. TI's products are primarily used in applications related to computing, automotive, industrial, and personal electronics. The company is well-known for its analog chips and embedded processors, playing a significant role in the electronics industry.

Application

The NE556V is a dual timer IC commonly used in a variety of applications due to its versatility. Key areas include:
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.

Package

The NE556V is a dual timer IC, with the "V" suffix indicating a plastic small outline package (SOIC) type. It is essentially two NE555 timers in a single package, commonly used in timing and pulse generation applications.

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