DS0321SR32.768K

Updated: 2026-09-16

Overview

The DS0321SR32.768K is a quartz crystal resonator designed to provide a highly accurate 32.768 kHz frequency, which is essential for timekeeping in electronic devices. This component is widely used in applications such as watches, microcontrollers, and communication systems due to its reliability and precision. The DS0321SR32.768K is built for surface-mount technology (SMT), making it suitable for modern compact electronic designs. Its small form factor and low power consumption make it ideal for battery-operated devices, ensuring long-term performance without significant energy drain. The resonator meets industry standards, offering consistent performance across a range of environmental conditions.

Structure and Working Principle

The DS0321SR32.768K consists of a quartz crystal cut to vibrate at a precise frequency of 32.768 kHz when an electric field is applied. This vibration is harnessed to generate a stable clock signal for electronic circuits. The resonator is housed in a compact, surface-mount package, which protects the crystal from physical damage and environmental factors. The working principle relies on the piezoelectric properties of quartz, which allow it to oscillate at a consistent frequency when subjected to an electric current. This stability is critical for applications requiring accurate timekeeping, such as real-time clocks (RTCs) in microcontrollers and wearable devices.

Key Features

The DS0321SR32.768K offers several key features that make it a preferred choice for timing applications. Its high accuracy ensures minimal deviation in frequency, which is crucial for precise timekeeping. The resonator operates with low power consumption, making it suitable for battery-powered devices. Additionally, its compact size allows for integration into space-constrained designs. The DS0321SR32.768K is designed to withstand mechanical stress and temperature variations, ensuring reliable performance in diverse environments. These features collectively make it a versatile component for a wide range of electronic applications.

Application Areas

The DS0321SR32.768K is extensively used in electronic devices that require accurate timekeeping. Common applications include wristwatches, smartwatches, and other wearable devices where space and power efficiency are critical. It is also employed in microcontrollers and embedded systems to provide real-time clock functionality. In the telecommunications sector, the resonator is used in network equipment to synchronize data transmission. Its reliability and precision make it suitable for medical devices, automotive electronics, and industrial control systems where timing accuracy is paramount.

Maintenance and Precautions

To ensure optimal performance, the DS0321SR32.768K should be handled with care to avoid mechanical stress, which can damage the quartz crystal. Excessive heat should be avoided during soldering and operation to prevent frequency drift or failure. Storage in a dry, static-free environment is recommended to maintain the resonator's integrity. When integrating the DS0321SR32.768K into a circuit, follow the manufacturer's guidelines for layout and soldering to minimize signal interference and ensure stable operation.

B2B Procurement Guide

When procuring the DS0321SR32.768K for B2B applications, consider factors such as frequency stability, operating temperature range, and package size. Verify compatibility with your manufacturing processes, particularly if using surface-mount technology (SMT). Ordering in bulk can reduce costs, but ensure suppliers meet quality standards to avoid defective units. Reliable suppliers often provide datasheets and technical support to assist with integration. Prices typically range from $0.10 to $0.50 per unit, depending on quantity and supplier.