Crystal Oscillator 40MHz 20ppm 20pF 40Ω HC-49U

Crystal Oscillator 40MHz 20ppm 20pF 40Ω HC-49U The 40MHz HC-49U Crystal Oscillator is a high-stability quartz crystal designed to provide an accurate and reliable clock signal for electronic circuits. Packaged in the standard HC-49U (8HD-20) through-hole form factor, it is widely used in microcontroller-based designs, RF modules, communication equipment, and embedded systems that require a stable frequency reference. Its compact size and excellent frequency stability make it suitable for both prototyping and production applications. Manufactured using high-quality quartz, this crystal oscillator offers dependable performance over a wide temperature range with low aging characteristics. It is compatible with oscillator circuits found in many microcontrollers, processors, and digital ICs, making it an ideal choice for timing, synchronization, and frequency generation in consumer, industrial, and educational electronics projects. Features: Accurate 40MHz frequency reference. High frequency stability. Low aging characteristics. Through-hole mounting. Standard HC-49U package. Reliable quartz crystal construction. Low power consumption. Suitable for oscillator circuits. Wide compatibility with microcontrollers. Good temperature stability. Easy to install on PCBs. Long operational life. Specifications: Parameter Value Product Type Quartz Crystal Oscillator Oscillation Frequency 40 MHz Package HC-49U (8HD-20) Mounting Type Through Hole Resonance Mode Fundamental Load Capacitance 20 pF Frequency Tolerance ±20 ppm Frequency Stability ±30 ppm Equivalent Series Resistance (ESR) ≤40 Ω Operating Temperature -20°C to +70°C Storage Temperature -40°C to +85°C Lead Count 2 Applications: Microcontroller clock generation. Embedded systems. Development boards. RF communication equipment. Wireless modules. Digital logic circuits. Industrial controllers. Test and measurement equipment. Signal processing circuits. Consumer electronics. Timing circuits. Frequency reference applications. Package Includes: 1x Crystal Oscillator 40MHz HC-49U.