Texas Instruments

NE556DBR

NE556DBR Description

The NE556DBR is a dual 555-type timer/oscillator IC designed for a wide range of timing and oscillation applications. Manufactured by Texas Instruments, this device is part of the Programmable Timers and Oscillators category and is housed in a 14-pin Surface Mount (SSOP) package. The NE556DBR operates within a supply voltage range of 4.5V to 16V and can function in an operating temperature range of 0°C to 70°C. It draws a supply current of 20 mA and is capable of generating frequencies up to 100kHz. The NE556DBR is REACH unaffected, RoHS3 compliant, and has an ECCN classification of EAR99. It is available in a Tape & Reel (TR) packaging format and has a Moisture Sensitivity Level (MSL) of 1 (Unlimited), making it suitable for various manufacturing processes.

NE556DBR Features

The NE556DBR offers several unique features that set it apart from similar models:

• Dual Timer Functionality: The NE556DBR integrates two independent 555-type timers in a single package, providing dual functionality without increasing the footprint. This dual functionality allows for more complex timing and oscillation circuits in a compact form factor.
• Wide Operating Voltage Range: With a supply voltage range of 4.5V to 16V, the NE556DBR is versatile and can be used in a variety of power supply environments, ensuring compatibility with different power sources.
• High Frequency Capability: The ability to generate frequencies up to 100kHz makes the NE556DBR suitable for high-speed timing applications, such as pulse generation and frequency modulation.
• Surface Mount Technology (SMT): The NE556DBR is designed for surface mount applications, which simplifies the manufacturing process and enhances the reliability of the circuit board.
• Compliance and Safety: The NE556DBR is REACH unaffected and RoHS3 compliant, ensuring that it meets the highest environmental and safety standards. This compliance is crucial for manufacturers aiming to adhere to global regulations and reduce environmental impact.
• Moisture Sensitivity Level (MSL) 1: The NE556DBR has an MSL rating of 1, indicating it is not sensitive to moisture and can be stored and handled without special precautions, reducing the risk of damage during manufacturing.

NE556DBR Applications

The NE556DBR is ideal for a variety of applications due to its dual timer functionality, wide operating voltage range, and high-frequency capability. Some specific use cases include:

• Pulse Generation: The NE556DBR can generate precise pulses for applications such as digital communication systems, where accurate timing is crucial.
• Frequency Modulation: Its high-frequency capability makes it suitable for frequency modulation tasks, such as in radio frequency (RF) communication systems.
• Oscillator Circuits: The NE556DBR can be used to create stable oscillator circuits for applications like clock generation in digital circuits.
• Timing Circuits: The dual timer functionality allows for complex timing circuits, such as in sequential control systems or timing delays in industrial automation.
• Consumer Electronics: The NE556DBR can be used in consumer electronics for tasks such as timing in appliances, audio equipment, and other devices requiring precise timing and oscillation.

Conclusion of NE556DBR

The NE556DBR from Texas Instruments is a versatile and reliable dual 555-type timer/oscillator IC. Its wide operating voltage range, high-frequency capability, and dual timer functionality make it suitable for a variety of applications, from pulse generation to frequency modulation. The NE556DBR's compliance with environmental and safety standards, along with its surface mount technology and moisture sensitivity level 1 rating, ensures ease of manufacturing and reliability. Overall, the NE556DBR is an excellent choice for engineers and designers looking for a compact, high-performance timer/oscillator solution.