Texas Instruments

TLC556CDG4

TLC556CDG4 Description

The TLC556CDG4 is a dual 555 type timer/oscillator IC from Texas Instruments, part of the LinCMOS™ series. This versatile component is designed for a wide range of applications requiring precise timing and oscillation control. It operates within a supply voltage range of 2V to 15V and can function in an ambient temperature range of 0°C to 70°C. The TLC556CDG4 is packaged in a tube and features a surface-mount mounting type, making it suitable for compact and high-density PCB designs.

TLC556CDG4 Features

• Dual 555 Timer/Oscillator: The TLC556CDG4 integrates two independent 555 timers, providing flexibility for multiple timing functions within a single package.
• Wide Operating Voltage Range: With a supply voltage range of 2V to 15V, this IC can be used in a variety of power environments, from low-power battery-operated devices to higher-voltage industrial applications.
• Low Supply Current: The IC consumes only 720 µA of supply current, making it energy-efficient and suitable for battery-powered applications.
• High Frequency Operation: Capable of operating at a frequency of up to 2.1MHz, the TLC556CDG4 is ideal for applications requiring high-speed timing and oscillation.
• Surface-Mount Technology: The surface-mount package allows for easy integration into modern PCB designs, enhancing reliability and reducing the overall footprint.
• Compliance and Safety: The TLC556CDG4 is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the TLC556CDG4 is suitable for storage and handling in various environmental conditions without the need for special precautions.

TLC556CDG4 Applications

The TLC556CDG4 is well-suited for a variety of applications where precise timing and oscillation control are required. Some specific use cases include:

• Pulse Generation: Ideal for generating precise timing pulses in digital circuits, such as clock signals for microcontrollers or data transmission systems.
• Frequency Modulation: Can be used in communication systems for frequency modulation tasks, providing stable and accurate frequency control.
• PWM Control: Suitable for pulse-width modulation applications, such as motor speed control or LED brightness adjustment.
• Timing Circuits: Useful in timing circuits for sequential operations, such as in automated machinery or consumer electronics.
• Oscillator Circuits: Can be employed in oscillator circuits for generating stable and accurate clock signals in various electronic systems.

Conclusion of TLC556CDG4

The TLC556CDG4 from Texas Instruments is a robust and versatile dual 555 timer/oscillator IC that offers a wide range of technical specifications and performance benefits. Its dual timer functionality, wide operating voltage range, and low supply current make it an ideal choice for applications requiring precise timing and oscillation control. The surface-mount package and compliance with environmental and safety standards further enhance its suitability for modern electronic designs. Despite being marked as obsolete, the TLC556CDG4 remains a reliable and efficient solution for a variety of timing and oscillator needs in the electronics industry.