Texas Instruments

SA555DE4  

Programmable Timers and Oscillators

SA555DE4 Description

The SA555DE4 is a 555 type timer/oscillator IC designed for a wide range of timing and oscillation applications. Manufactured by Texas Instruments, this single timer IC operates within a supply voltage range of 4.5V to 16V and draws a supply current of 10 mA. It is housed in a surface mount package, specifically an 8-SOIC, and is available in a tube package format. The SA555DE4 is capable of generating frequencies up to 100kHz, making it suitable for various timing and oscillator circuits.

This IC is classified under the ECCN (Export Control Classification Number) EAR99, indicating it is not subject to specific export controls. It is also REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards. The SA555DE4 is currently in the "Last Time Buy" product status, which means customers should plan accordingly for future projects.

SA555DE4 Features

The SA555DE4 offers several key features that make it a versatile and reliable choice for timing and oscillator applications:

• Wide Operating Voltage Range: With a supply voltage range of 4.5V to 16V, the SA555DE4 can operate in a variety of power environments, making it suitable for both low-voltage and higher-voltage applications.
• Low Supply Current: Drawing only 10 mA, this IC is energy-efficient, which is crucial for battery-operated devices and applications where power consumption is a concern.
• High Frequency Capability: Capable of generating frequencies up to 100kHz, the SA555DE4 is ideal for applications requiring precise timing and high-frequency oscillations.
• Surface Mount Technology (SMT): The surface mount package type allows for easy integration into modern PCB designs, reducing the footprint and enhancing the overall reliability of the circuit.
• Environmental Compliance: Being REACH unaffected and RoHS3 compliant, the SA555DE4 meets stringent environmental and safety standards, ensuring it is suitable for global markets.
• Moisture Sensitivity Level (MSL): With an MSL of 1 (Unlimited), the SA555DE4 is highly resistant to moisture, making it suitable for use in various environmental conditions without the need for special handling.

SA555DE4 Applications

The SA555DE4 is well-suited for a variety of applications due to its versatile design and robust performance. Some specific use cases include:

• Timing Circuits: Ideal for applications requiring precise timing intervals, such as delay generators, pulse generators, and sequential timing circuits.
• Oscillator Circuits: Suitable for generating stable oscillations in applications like clock generation, signal processing, and communication systems.
• Monostable and Astable Multivibrators: Can be used to create monostable and astable multivibrators for applications such as debouncing switches, generating square waves, and creating pulse-width modulation (PWM) signals.
• Battery-Operated Devices: The low supply current makes it an excellent choice for battery-operated devices where power efficiency is critical.
• Industrial Control Systems: The wide operating voltage range and high-frequency capability make it suitable for industrial control systems requiring reliable timing and oscillation functions.

Conclusion of SA555DE4

The SA555DE4 is a robust and versatile timer/oscillator IC that offers a wide range of features and benefits. Its wide operating voltage range, low supply current, and high-frequency capability make it suitable for a variety of applications, from timing circuits to oscillator applications. The surface mount package and environmental compliance further enhance its appeal for modern electronics design. While the SA555DE4 is currently in the "Last Time Buy" status, its performance and reliability make it a valuable component for existing and future projects. For engineers and designers seeking a reliable and efficient timing solution, the SA555DE4 is an excellent choice.

SA555DE4 Documents

Download datasheets and manufacturer documentation for SA555DE4

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Mechanical Outline Drawing      

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SA555DE4 Symbol & Footprint by SnapMagic