Details

---

BUY 3*8 3*8mm 308 28.375MHz 28.375M Quartz Crystal (20Pcs) https://www.utsource.net/itm/p/12604948.html

Parameter	Value
Part Number	308
Frequency	28.375 MHz
Package Type	3*8 MM
Quantity	20 PCS
Operating Temperature	-20°C to +70°C
Storage Temperature	-40°C to +85°C
Load Capacitance	20 pF
Drive Level	1 μW
Aging Rate	±5 ppm/year
Frequency Stability	±20 ppm over operating temp
Equivalent Series Resistance	≤100 Ω
Harmonics	Suppressed
Mounting	Surface Mount (SMD)

Instructions:

1. Handling: Handle the quartz crystal with care to avoid mechanical shock or excessive force, which can damage the crystal.
2. Mounting: Ensure that the mounting surface is clean and free from contaminants. Use recommended soldering techniques to avoid overheating.
3. Soldering: Solder the crystal at a temperature not exceeding 260°C for no more than 10 seconds. Allow the crystal to cool naturally after soldering.
4. Storage: Store the crystals in a dry, cool place to prevent moisture damage. Avoid exposure to extreme temperatures.
5. Testing: Test the crystal using a non-invasive method to ensure it operates within specified parameters.
6. Circuit Design: Ensure that the load capacitance in your circuit matches the specified value to achieve optimal performance.
7. Frequency Adjustment: If frequency adjustment is required, use the trimmer capacitor to fine-tune the frequency to the desired value.
8. Aging: Be aware of the aging rate and factor it into long-term performance considerations.
9. Environmental Considerations: Operate the crystal within the specified temperature range to maintain stability and reliability.
10. Documentation: Refer to the datasheet for detailed specifications and additional information.

(For reference only)