onsemi

KA556  

Programmable Timers and Oscillators

KA556 Description

The KA556 is a dual 555 type timer/oscillator integrated circuit (IC) designed for a wide range of timing and oscillation applications. Manufactured by onsemi, this IC is housed in a through-hole package and is available in a tube format. The KA556 operates within a supply voltage range of 4.5V to 16V and draws a supply current of 16 mA. It is designed to function reliably within an operating temperature range of 0°C to 70°C. The KA556 is classified under ECCN EAR99 and is REACH unaffected, ensuring compliance with international regulations. With a moisture sensitivity level (MSL) of 1 (unlimited), the KA556 is suitable for environments with varying humidity levels.

KA556 Features

• Dual Functionality: The KA556 offers dual 555 type timer/oscillator functions, providing flexibility for complex timing and oscillation requirements.
• Wide Operating Voltage Range: With a supply voltage range of 4.5V to 16V, the KA556 is versatile and can be used in various power supply configurations.
• Low Supply Current: Drawing only 16 mA, the KA556 is energy-efficient, making it suitable for battery-operated and low-power applications.
• Through-Hole Mounting: The through-hole mounting type ensures robust mechanical stability and ease of integration into existing circuit boards.
• Compliance and Safety: Classified under ECCN EAR99 and REACH unaffected, the KA556 adheres to international regulations, ensuring compliance and safety.
• Moisture Resistance: The MSL rating of 1 (unlimited) makes the KA556 resistant to moisture, enhancing its reliability in diverse environments.

KA556 Applications

The KA556 is ideal for a variety of applications where precise timing and oscillation are required. Its dual functionality and wide operating voltage range make it suitable for:

• Pulse Generation: Ideal for generating precise timing pulses in digital circuits.
• Frequency Modulation: Can be used to modulate frequencies in communication systems.
• Oscillator Circuits: Suitable for creating stable oscillators in various electronic devices.
• Timing Circuits: Perfect for applications requiring accurate timing, such as delay circuits and interval timers.
• Battery-Operated Devices: Due to its low supply current, the KA556 is well-suited for battery-operated devices where power efficiency is crucial.

Conclusion of KA556

The KA556, manufactured by onsemi, is a versatile dual 555 type timer/oscillator IC with a wide range of applications. Its dual functionality, wide operating voltage range, and low supply current make it a reliable choice for various timing and oscillation needs. The KA556's compliance with international regulations and its moisture resistance further enhance its suitability for diverse environments. While the KA556 is now obsolete, its legacy continues to influence the design of modern timing and oscillator circuits.

KA556 Documents

Download datasheets and manufacturer documentation for KA556