Texas Instruments

SN74LS628D

SN74LS628D Description

The SN74LS628D is a high-performance Voltage Controlled Oscillator (VCO) designed by Texas Instruments, specifically tailored for applications requiring precise frequency control and high reliability. This device operates within a supply voltage range of 4.75V to 5.25V and can achieve a maximum frequency of 20MHz. It is housed in a 14-SOIC package, making it suitable for surface mount applications. The SN74LS628D is designed to operate within an ambient temperature range of 0°C to 70°C, ensuring robust performance in a variety of environmental conditions.

SN74LS628D Features

• Wide Operating Voltage Range: The SN74LS628D operates within a supply voltage range of 4.75V to 5.25V, providing flexibility in power supply requirements.
• High Frequency Capability: Capable of generating frequencies up to 20MHz, making it suitable for high-speed clock generation and timing applications.
• Surface Mount Compatibility: The 14-SOIC package allows for easy integration into modern PCB designs, facilitating compact and efficient circuit layouts.
• Low Supply Current: Consumes only 20mA of supply current, contributing to energy-efficient designs.
• Compliance and Safety: The SN74LS628D is REACH unaffected and ROHS3 compliant, ensuring it meets stringent environmental and safety standards.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the device is highly resistant to moisture, reducing the risk of damage during storage and handling.

SN74LS628D Applications

The SN74LS628D is ideal for a variety of applications where precise frequency control and high reliability are essential. Some specific use cases include:

• Clock Generation: Provides stable and accurate clock signals for microprocessors, microcontrollers, and other digital systems.
• Communication Systems: Used in modems, transceivers, and other communication equipment for generating carrier frequencies.
• Test and Measurement Equipment: Ideal for generating reference frequencies in oscilloscopes, spectrum analyzers, and other test instruments.
• Industrial Control Systems: Offers reliable timing solutions for PLCs, motor controllers, and other industrial automation applications.

Conclusion of SN74LS628D

The SN74LS628D from Texas Instruments is a versatile and reliable VCO that offers a wide range of features and benefits. Its ability to operate within a broad voltage range, generate high frequencies, and consume low power makes it an excellent choice for a variety of applications. The device's compliance with environmental and safety standards, along with its robust moisture resistance, further enhances its appeal. Whether used in communication systems, test equipment, or industrial controls, the SN74LS628D provides a high-performance solution for precise frequency control.