SX7M19.6608M20F30TNN 19.6608MHz CMOS 4-SMD Crystal Oscillator

SX7M19.6608M20F30TNN is a high-performance 19.6608MHz CMOS Crystal Oscillator manufactured by SCTF, a reputable name in passive components. This surface-mount device is designed to provide a precise and stable clock signal, which is fundamental for the synchronous operation of digital circuits. As a crucial component in the timing and synchronization systems of various electronic devices, this crystal oscillator ensures reliable performance across a wide range of applications, from consumer electronics to industrial control systems. Its compact 4-SMD package makes it suitable for modern, miniaturized PCB designs.

Key Specifications

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

• Output: CMOS – The CMOS output type ensures compatibility with a wide array of digital logic families, providing a robust and clean square wave signal that can directly drive CMOS-based microcontrollers, FPGAs, and other digital ICs. This is critical for maintaining signal integrity in digital systems.
• Series: 7CM – Belonging to the 7CM series, this oscillator is part of a family known for its compact size and reliable performance, often optimized for space-constrained applications while maintaining high frequency accuracy.
• Frequency: 19.6608MHz – The precise operating frequency of 19.6608MHz is a standard value used in many communication and data processing applications, providing a stable timing reference for various digital operations.
• Size (mm): 7.0×5.0×1.30 – With dimensions of 7.0mm by 5.0mm and a height of 1.30mm, this compact footprint is ideal for surface mount technology (SMT) designs, enabling higher component density on printed circuit boards and supporting miniaturization trends in electronics.
• Input Current: 10-20mA – This range indicates the typical current consumption of the oscillator. A lower current draw is beneficial for power-sensitive applications, extending battery life in portable devices and reducing overall power dissipation in larger systems.
• Mounting Type: Surface Mount – Surface mount technology (SMT) allows for automated assembly, leading to cost-effective manufacturing and higher production volumes, while also enabling smaller form factors compared to through-hole components.
• Component Type: Crystal Oscillator – As a crystal oscillator, it integrates a quartz crystal with an oscillating circuit to generate a stable periodic electronic signal. This integrated solution is more convenient and often more stable than discrete crystal and oscillator circuit designs.
• Package / Case: 4-SMD – The 4-SMD (Surface Mount Device) package facilitates easy and efficient placement on PCBs using automated pick-and-place machines, which is standard in modern electronics manufacturing.
• Supply Voltage: 1.62 – 3.63V – This wide operating voltage range makes the oscillator versatile, compatible with both 1.8V, 2.5V, and 3.3V logic systems, which are common in contemporary digital electronics, offering flexibility in design.
• Frequency Range: 1 – 54MHz – While this specific part operates at 19.6608MHz, the broader frequency range capability of the series (1-54MHz) indicates the manufacturer’s expertise in producing oscillators for diverse timing requirements.
• Frequency Stability: ±50ppm – Frequency stability refers to how much the output frequency deviates from its nominal value over temperature, voltage, and aging. A stability of ±50ppm (parts per million) is a good indicator of reliable performance for many general-purpose and industrial applications, ensuring consistent timing.
• Frequency Tolerance: ±20ppm – Frequency tolerance specifies the maximum initial deviation of the output frequency from its nominal value at room temperature. A tolerance of ±20ppm means the oscillator starts very close to its intended frequency, which is crucial for precise timing applications.
• Operating Temperature: -40℃ to +85℃ – This broad operating temperature range signifies the oscillator’s robustness, allowing it to function reliably in harsh industrial environments as well as standard commercial and consumer applications, ensuring performance consistency across extreme thermal conditions.

Features and Benefits

• High Precision Timing: The SX7M19.6608M20F30TNN provides a highly accurate 19.6608MHz signal with excellent frequency tolerance and stability, essential for reliable data processing and communication in digital systems.
• Wide Operating Voltage Range: With a supply voltage range of 1.62V to 3.63V, it offers significant design flexibility, allowing integration into systems utilizing various common logic voltage levels without additional voltage regulation.
• Compact Surface Mount Package: The 7.0×5.0×1.30mm 4-SMD package is optimized for space-constrained applications, facilitating miniaturization of electronic devices and efficient PCB layout.
• Robust Temperature Performance: Designed to operate reliably from -40℃ to +85℃, this oscillator is suitable for demanding environments, ensuring consistent performance in both cold and hot conditions.
• Low Power Consumption: An input current range of 10-20mA contributes to energy efficiency, making it an ideal choice for battery-powered devices and applications where power conservation is critical.
• CMOS Output Compatibility: The CMOS output ensures direct and seamless interfacing with a wide range of digital ICs, simplifying circuit design and reducing the need for external level shifters.

Typical Applications

The SX7M19.6608M20F30TNN crystal oscillator is versatile and finds application in numerous electronic systems requiring precise timing:

• Microcontroller Units (MCUs): Essential for providing the clock signal that drives the CPU, peripherals, and internal operations of microcontrollers in embedded systems, ensuring synchronous execution of instructions.
• Wireless Communication Modules: Used in Wi-Fi, Bluetooth, Zigbee, and other RF modules to generate stable carrier frequencies and timing for data transmission and reception, critical for reliable wireless links.
• Networking Equipment: Found in routers, switches, and network interface cards (NICs) to synchronize data packets and maintain precise timing for high-speed data transfer and network protocols.
• Industrial Control Systems: Provides the timing backbone for PLCs (Programmable Logic Controllers), sensors, and actuators, ensuring precise control and synchronization of industrial processes and automation.
• Consumer Electronics: Integrated into devices like digital cameras, smart home devices, and portable media players for accurate timing of internal operations, display refresh rates, and data processing.
• Automotive Electronics: Utilized in various automotive ECUs (Electronic Control Units) for engine management, infotainment systems, and safety features, where reliable timing is paramount for critical functions.

In summary, the SX7M19.6608M20F30TNN from SCTF is a high-quality, reliable 19.6608MHz CMOS crystal oscillator, offering excellent performance characteristics in a compact surface-mount package. Its broad compatibility and robust design make it suitable for a vast array of electronic applications. This component is stocked and shipped across India by Cirkit Electro Components, Mumbai, ensuring prompt availability for your design and production needs.

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