Texas Instruments

SA555DRE4

SA555DRE4 Description

The SA555DRE4 is a versatile 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 an 8-SOIC package and is available in a tape and reel (TR) format, making it suitable for surface mount applications. The SA555DRE4 has a frequency capability of 100kHz, providing reliable and stable timing functions. Despite its obsolescence, the SA555DRE4 remains a robust choice for legacy systems and specific applications where its unique features are still highly valued. It complies with REACH and RoHS3 standards, ensuring environmental and safety compliance.

SA555DRE4 Features

• 555-Type Timer/Oscillator: The SA555DRE4 is a single timer/oscillator IC, ideal for generating precise timing intervals and frequencies.
• Wide Supply Voltage Range: Operating from 4.5V to 16V, this IC is suitable for a variety of power supply conditions, enhancing its flexibility in different applications.
• Low Supply Current: Drawing only 10 mA, the SA555DRE4 is energy-efficient, making it suitable for battery-powered and low-power applications.
• High Frequency Capability: With a frequency of 100kHz, the SA555DRE4 can generate high-frequency pulses, making it ideal for applications requiring precise timing and control.
• Surface Mount Technology (SMT): The surface mount package type ensures easy integration into modern PCB designs, facilitating automated assembly processes.
• Compliance and Safety: The SA555DRE4 is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the SA555DRE4 is suitable for storage and handling in various environmental conditions without the need for special precautions.

SA555DRE4 Applications

The SA555DRE4 is well-suited for a variety of applications where precise timing and oscillation are required. Some specific use cases include:

• Pulse Generation: Ideal for generating precise pulses in digital circuits, such as in clock generation for microcontrollers and digital systems.
• Timing Circuits: Used in applications requiring accurate timing intervals, such as in delay circuits, timers, and sequential controllers.
• Oscillator Circuits: Suitable for creating stable oscillators in communication systems, signal generators, and other applications requiring periodic signals.
• Monostable and Astable Multivibrators: The SA555DRE4 can be configured as monostable or astable multivibrators for various timing and control applications.
• Legacy Systems: Despite its obsolescence, the SA555DRE4 remains a reliable choice for maintaining and upgrading legacy systems where its specific features are still required.

Conclusion of SA555DRE4

The SA555DRE4, manufactured by Texas Instruments, is a robust 555-type timer/oscillator IC with a wide range of applications. Its wide supply voltage range, low supply current, and high-frequency capability make it a versatile choice for various timing and oscillation needs. The surface mount package and compliance with environmental and safety standards ensure it is suitable for modern electronics manufacturing. Although marked as obsolete, the SA555DRE4 continues to be a reliable option for specific applications and legacy systems where its unique features are still highly valued.