NE556DT

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NE556DT

IC OSC TIMER DUAL 500KHZ 14SOIC

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  • Fr. Teil #NE556DT
  • Paket 14-SOIC
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Spezifikationen

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Obsolete
Type 555 Type, Timer/Oscillator (Dual)
Frequency 500kHz
Voltage-Supply 4.5V ~ 16V
Current-Supply 20 mA
OperatingTemperature 0°C ~ 70°C
Package/Case 14-SOIC (0.154, 3.90mm Width)
SupplierDevicePackage 14-SO

Übersicht

Description

The NE556DT is a dual timer IC that combines the functionalities of two 555 timer circuits in a single package. It can operate in monostable or astable modes, making it versatile for various timing applications. The device is commonly used in pulse width modulation, frequency generation, and timer applications.
Key features include a wide supply voltage range (4.5V to 15V), low power consumption, and the ability to drive loads directly with its output transistors. The NE556DT can be used for creating time delays, oscillators, and signal generation in both analog and digital circuits.
Its dual configuration enables simultaneous timing functions, making it suitable for applications where multiple timing intervals are required. The NE556DT is widely used in automotive, consumer electronics, and industrial applications due to its reliability and ease of use. Overall, it is an essential component for engineers and hobbyists working on timing and control circuits.

Features

The NE556DT is a dual timer IC, which combines two 555 timer circuits in a single package. Key features include:
1. Dual Functionality: Operates in astable, monostable, or bistable modes, allowing versatile applications in timing and pulse generation.
2. Wide Voltage Range: Operates from 4.5V to 15V, enabling compatibility with various power supplies.
3. Low Power Consumption: Designed for efficient performance, making it suitable for battery-powered applications.
4. High Output Current: Can source or sink up to 200 mA, driving small loads directly.
5. Temperature Stability: Offers reliable performance across a temperature range of -40°C to +85°C.
6. Easy to Use: Standard 8-pin DIP or SOIC package allows straightforward integration into circuits.
7. Adjustable Timing: External resistors and capacitors can be used to set timing intervals, providing flexibility in applications.
Overall, the NE556DT is ideal for timing, oscillating, and delay applications in various electronic designs.

Package

The NE556DT is typically available in a dual in-line package (DIP) format, specifically a 14-pin DIP. It may also be found in surface mount packages, such as the SOIC-14.

Pinout

The NE556DT is a dual timer IC that contains two independent 555 timer circuits, capable of operating in monostable or astable modes. It comes in a 14-pin Dual In-line Package (DIP).
Pin Configuration:
1. GND: Ground connection.
2. Trigger A: Triggers Timer A.
3. Output A: Output for Timer A.
4. Reset A: Resets Timer A.
5. Control Voltage A: Modifies timing characteristics of Timer A.
6. Threshold A: Sets the upper voltage level for Timer A.
7. Discharge A: Discharges the timing capacitor for Timer A.
8. VCC: Supply voltage (typically +4.5V to +15V).
9. Trigger B: Triggers Timer B.
10. Output B: Output for Timer B.
11. Reset B: Resets Timer B.
12. Control Voltage B: Modifies timing characteristics of Timer B.
13. Threshold B: Sets the upper voltage level for Timer B.
14. Discharge B: Discharges the timing capacitor for Timer B.
This versatile IC is widely used in timer, pulse generation, and oscillator applications.

Manufacturer

The NE556DT is manufactured by Texas Instruments, a leading global semiconductor company. Texas Instruments (TI) specializes in designing and producing a wide range of electronic components, including analog and embedded processing technologies. Founded in 1930, TI is well-known for its innovation in the field of electronics, particularly in developing integrated circuits, microcontrollers, and digital signal processors. The company serves various markets, including consumer electronics, automotive, industrial, and communications, and is recognized for its commitment to advancing technology and developing solutions that enhance productivity and efficiency across numerous applications.

Application

The NE556DT is a versatile dual timer IC used in various applications such as pulse generation, timing circuits, oscillators, frequency dividers, and waveform generation. It's commonly employed in automotive systems, industrial automation, and consumer electronics for timing delays, frequency modulation, and signal conditioning. Additionally, it can be used in alarm systems, LED flashers, and as a monostable or astable multivibrator in many electronic projects.

Equivalent

The NE556DT is a dual timer IC similar to the 555 timer but with two timing circuits. Equivalent products include the LM556, TLC556, and LMC556. These alternatives vary slightly in specifications, such as voltage range and power consumption, but serve similar functions in timing applications. Always verify specific features before substitution.

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