Texas Instruments

SN54LS221J  

Multivibrators

SN54LS221J Description

The SN54LS221J, manufactured by Texas Instruments, is a dual monostable multivibrator belonging to the 54LS series. This through-hole mounted component operates within a supply voltage range of 4.5 V to 5.5 V and is currently active in the market. It features two independent circuits and is compliant with RoHS3 standards. The propagation delay of the SN54LS221J is 50 ns, and it does not have a Schmitt trigger input. The output current is 4mA for high and 400µA for low, making it suitable for various applications requiring precise timing and pulse generation.

SN54LS221J Features

• Dual Monostable Multivibrator: Offers two independent circuits for versatile timing applications.
• Fast Propagation Delay: 50 ns delay allows for quick response times in timing circuits.
• Wide Voltage Range: Operates within a 4.5 V to 5.5 V supply voltage, providing flexibility in power supply design.
• Through-Hole Mounting: Facilitates easy integration into existing PCB designs.
• RoHS3 Compliance: Ensures environmental compliance and suitability for use in green electronics.
• Output Current: High output current of 4mA and low output current of 400µA for reliable signal transmission.

SN54LS221J Applications

The SN54LS221J is ideal for applications requiring precise timing and pulse generation, such as:

• Digital Clocks: Utilizing the monostable multivibrator to generate precise time intervals for clock operation.
• Data Communication: Generating timing pulses for data transmission in communication systems.
• ****: Providing accurate timing for instrument operation and measurement.
• Automotive Electronics: Generating timing signals for various automotive control systems.

Conclusion of SN54LS221J

The SN54LS221J is a reliable and versatile dual monostable multivibrator, offering fast propagation delay and a wide voltage range. Its dual independent circuits and RoHS3 compliance make it suitable for a wide range of applications, from digital clocks to automotive electronics. With its unique features and advantages over similar models, the SN54LS221J is an excellent choice for precise timing and pulse generation in various electronic systems.

SN54LS221J Documents

Download datasheets and manufacturer documentation for SN54LS221J