2pcs 16mhz crystal hc-49s

🔹 2pcs 16MHz HC-49S Crystal Oscillator – Through-Hole, 2-Pin

This HC-49S crystal provides a reliable 16MHz frequency reference, commonly used as the clock source for microcontrollers like Arduino Uno, as well as for CPUs and various clock generation circuits .

✅ Specifications:

Frequency: 16MHz

Package: HC-49S / HC-49-US (2-pin through-hole)

Pin Count: 2

Load Capacitance: 18pF – 20pF (typical, matches most microcontroller requirements)

Frequency Tolerance: ±30ppm (typical)

Frequency Stability: ±50ppm (typical)

Equivalent Series Resistance (ESR): 40Ω max

Mode of Oscillation: Fundamental

Dimensions: ~11.35 x 4.65 x 3.6mm

📦 Features:
✔️ Standard HC-49S package for easy PCB mounting
✔️ Reliable fundamental-mode oscillation
✔️ Low equivalent series resistance (ESR) for stable startup
✔️ Suitable for 3.3V and 5V applications
✔️ Operating temperature: -20°C to +70°C (or wider)

📦 Applications:
✔️ Arduino and microcontroller external clock sources
✔️ CPU and microprocessor timing circuits
✔️ Communication and RF modules
✔️ Real-time clock (RTC) and timing generation circuits
✔️ General-purpose oscillator circuits
✔️ Robotics, automation, and sensor networks

🔖 Tags: