Overview
The NE555DT, produced by STMicroelectronics, is a highly versatile and widely used integrated circuit (IC) that functions as a precision timer or oscillator. This component is part of the 555 timer family and is known for its reliability and ease of use in various electronic circuits. The NE555DT is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) package, making it suitable for surface mount applications.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Part Number | NE555DT | - |
| Manufacturer | STMicroelectronics | - |
| Mounting Type | Surface Mount | - |
| Package / Case | 8-SOIC (0.154, 3.90mm Width) | - |
| Number of Pins | 8 | - |
| Operating Temperature | 0°C ~ 70°C | °C |
| Voltage - Supply | 4.5V ~ 16V | V |
| Output Current | 200mA | mA |
| High Level Output Current | -200mA | mA |
| Low Level Output Current | 200mA | mA |
| Maximum Input Frequency | >0.5MHz | Hz |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | - |
| Height | 1.25mm | mm |
| Length | 4.9mm | mm |
| Width | 3.9mm | mm |
Key Features
- Precision Timing: The NE555DT is capable of producing accurate time delays or oscillation, making it suitable for a wide range of timing applications.
- Astable and Monostable Operation: It can operate in both astable and monostable modes, allowing for flexible use in different circuit configurations.
- Adjustable Duty Cycle: In astable mode, the frequency and duty cycle can be controlled independently using external resistors and a capacitor.
- TTL-Compatible Output: The output can sink or source current up to 200 mA, and it is compatible with TTL inputs.
- Wide Supply Voltage Range: It can operate with supply voltages ranging from 4.5V to 16V.
- Compact SOIC Package: The surface mount SOIC package makes it ideal for modern PCB designs where space is a concern.
Applications
- Timing and Oscillation Circuits: The NE555DT is widely used in circuits requiring precise timing, such as pulse generators, oscillators, and timing circuits.
- Alarm Systems and Security Devices: It is often used in alarm systems and security devices due to its ability to generate precise timing signals.
- Automotive Electronics: It can be found in various automotive electronic systems where reliable timing is crucial.
- Industrial Control Systems: The NE555DT is used in industrial control systems for timing and sequencing operations.
- Consumer Electronics: It is also used in consumer electronics such as remote controls, toys, and other electronic gadgets.
Q & A
- What is the NE555DT used for?
The NE555DT is used as a precision timer or oscillator in various electronic circuits.
- What is the package type of the NE555DT?
The NE555DT is packaged in an 8-pin SOIC (Small Outline Integrated Circuit) package.
- What is the operating temperature range of the NE555DT?
The operating temperature range is from 0°C to 70°C.
- What is the supply voltage range for the NE555DT?
The supply voltage range is from 4.5V to 16V.
- Can the NE555DT operate in both astable and monostable modes?
Yes, the NE555DT can operate in both astable and monostable modes.
- What is the maximum output current of the NE555DT?
The maximum output current is 200 mA.
- Is the NE555DT compatible with TTL inputs?
Yes, the output of the NE555DT is compatible with TTL inputs.
- What are some common applications of the NE555DT?
Common applications include timing and oscillation circuits, alarm systems, automotive electronics, industrial control systems, and consumer electronics.
- What is the terminal finish of the NE555DT?
The terminal finish is Nickel/Palladium/Gold (Ni/Pd/Au).
- What is the maximum input frequency for the NE555DT?
The maximum input frequency is greater than 0.5 MHz.
