SX7M33.330M20F30TNN 33.33MHz CMOS 4-SMD Crystal Oscillator

SX7M33.330M20F30TNN is a high-performance 33.33MHz CMOS 4-SMD Crystal Oscillator manufactured by SCTF, a reputable name in passive components. This crucial electronic component serves as a precision timing device, generating a stable and accurate clock signal essential for the synchronous operation of digital circuits. In modern electronics, reliable timing is paramount for data integrity, communication protocols, and overall system stability. This surface-mount crystal oscillator is designed for applications requiring a compact footprint and robust performance across a wide range of environmental conditions.

Key Specifications

This crystal oscillator boasts several key specifications that define its operational characteristics and suitability for various applications:

Output: CMOS – The CMOS output type indicates that the oscillator provides a rail-to-rail voltage swing, making it compatible with a wide array of digital logic families. This ensures clear and robust signal transmission within digital circuits, minimizing signal degradation and improving system reliability.

Series: 7CM – Belonging to the 7CM series, this component signifies a specific design lineage from SCTF, often implying particular performance characteristics, package styles, or target applications within their product portfolio.

Frequency: 33.33MHz – Operating at a precise frequency of 33.33 megahertz, this oscillator provides a specific clock speed for microcontrollers, FPGAs, and other digital ICs. This exact frequency is critical for applications requiring precise timing, such as data communication, audio processing, or video signal generation.

Size (mm): 7.0×5.0×1.30 – With compact dimensions of 7.0mm by 5.0mm and a height of 1.30mm, this component is ideal for space-constrained applications, allowing for higher component density on printed circuit boards (PCBs) and enabling miniaturization of electronic devices.

Input Current: 10-20mA – The typical input current consumption of 10-20mA indicates its power efficiency. This range is important for battery-powered devices or systems where power consumption is a critical design parameter, helping to extend battery life and reduce heat generation.

Mounting Type: Surface Mount – As a surface mount device (SMD), it is designed for automated assembly processes, leading to cost-effective manufacturing, higher production volumes, and improved reliability due to reduced manual handling.

Component Type: Crystal Oscillator – This explicitly identifies the component’s function as a self-contained timing device that generates an oscillating signal using a quartz crystal, offering superior frequency stability compared to RC oscillators.

Package / Case: 4-SMD – The 4-SMD package refers to a standard surface-mount housing with four solderable pads, facilitating easy integration onto PCBs and ensuring robust electrical and mechanical connections.

Supply Voltage: 1.62 – 3.63V – This wide supply voltage range makes the oscillator versatile, compatible with various low-voltage digital systems, including those powered by 1.8V, 2.5V, or 3.3V rails, offering flexibility in power supply design.

Frequency Range: 1 – 54MHz – While this specific part operates at 33.33MHz, the specified frequency range for the series (1-54MHz) indicates the broader capabilities of the product family, allowing designers to select different frequencies within the same reliable platform.

Frequency Stability: ±50ppm – A frequency stability of ±50 parts per million (ppm) over the operating temperature range signifies excellent precision. This means the output frequency will deviate by no more than 50 parts per million from its nominal value, crucial for applications requiring tight timing tolerances.

Frequency Tolerance: ±20ppm – The frequency tolerance of ±20ppm specifies the maximum allowable deviation of the actual output frequency from the nominal 33.33MHz at standard room temperature. This initial accuracy is vital for systems that require precise startup timing.

Operating Temperature: -40℃ to +85℃ – This broad operating temperature range ensures reliable performance in harsh industrial, automotive, and outdoor environments, making it suitable for demanding applications where temperature fluctuations are common.

Features and Benefits

• High Precision Timing: The 33.33MHz frequency with ±50ppm stability ensures extremely accurate and consistent clock signals, critical for synchronous digital systems and high-speed data transfer.
• Wide Voltage Compatibility: With a supply voltage range of 1.62V to 3.63V, the SX7M33.330M20F30TNN offers design flexibility, integrating seamlessly into various low-power and standard voltage digital circuits.
• Compact Form Factor: The 7.0×5.0×1.30mm 4-SMD package allows for significant space savings on PCBs, facilitating the design of smaller, more portable, and feature-rich electronic devices.
• Robust Environmental Performance: An operating temperature range from -40℃ to +85℃ guarantees reliable operation in challenging industrial and outdoor conditions, enhancing product longevity and dependability.
• CMOS Output for Broad Compatibility: The CMOS output ensures robust signal integrity and compatibility with a wide range of digital logic families, simplifying integration into complex electronic designs.

Typical Applications

The SX7M33.330M20F30TNN crystal oscillator is a versatile component suitable for a multitude of electronic applications:

Microcontroller and Microprocessor Clocks: It provides the fundamental clock signal for microcontrollers and microprocessors, governing their instruction execution rate and overall system timing. Its precision ensures reliable operation of embedded systems in various consumer and industrial products.

Data Communication Systems: In networking equipment such as routers, switches, and modems, this oscillator can provide the timing for Ethernet PHYs, USB controllers, and other communication interfaces, ensuring accurate data transmission and reception.

Industrial Control Systems: For PLCs (Programmable Logic Controllers), sensor interfaces, and motor control units, stable timing is crucial for real-time operation and synchronization of various processes. The wide operating temperature range makes it suitable for factory automation environments.

Consumer Electronics: Devices like digital cameras, set-top boxes, and multimedia players often require precise timing for video processing, audio codecs, and data storage interfaces. Its compact size is beneficial for miniaturized consumer gadgets.

Portable and Battery-Powered Devices: Given its low input current and wide supply voltage range, it is an excellent choice for portable medical devices, handheld instruments, and other battery-operated electronics where power efficiency and stable timing are critical for extended operation.

Automotive Electronics: While not explicitly automotive-grade, its robust temperature performance makes it suitable for non-critical automotive subsystems or in general industrial applications that share similar environmental demands.

Summary

The SX7M33.330M20F30TNN from SCTF is a reliable and high-performance 33.33MHz CMOS 4-SMD Crystal Oscillator, offering precise timing, broad compatibility, and robust operation across challenging conditions. Its compact size and efficient power consumption make it an ideal choice for a wide array of modern electronic designs. This essential timing component is stocked and shipped across India by Cirkit Electro Components, Mumbai, ensuring prompt availability for your projects.

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