Product Overview
The Seam3225 4PIN 20.000000MHz Quartz Crystal Resonator (Model: 8DSC200G0010L) by CHANGXING ELECTRONICS CO.,LTD. offers high precision and frequency stability, making it ideal for reducing EMI effects. It is a preferred choice for applications such as Bluetooth, wireless communication sets, DSC, PDAs, and mobile phones. This RoHS Compliant / Pb Free product is designed for surface-mount applications with SMD Seam Sealing.
Product Attributes
- Brand: CHANGXING ELECTRONICS CO.,LTD.
- Product Model: Seam3225 4PIN 20.000000MHz
- Customer Part No.: 8DSC200G0010L
- Origin: Fujian, China
- Certifications: RoHS Compliant / Pb Free
- Sealing Type: Seam Sealing
- Series: 8D Series
- Crystal Cutting Type: AT CUT (thickness shear mode)
Technical Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Nominal Frequency | 20.000000 | MHz | |
| Frequency Tolerance | 10 | ppm | at 25 3 |
| Load Capacitance | 10 | pF | |
| Frequency Stability | 30 | ppm | Over Operating Temp. Range |
| Aging (1st Year) | 3 | ppm | |
| Operating Temperature Range | -40+85 | ||
| Storage Temperature Range | -55+125 | ||
| Shunt Capacitance (C0) | 5 | Max. | pF |
| Motional Capacitance (C1) | - | ||
| Effective Resistance (Rr) | 40 | Max. | |
| Drive Level | 100 | uW | Max. |
| Insulation Resistance | 500 | Min. | M (at DC 100V) |
| Spurious Response | -3.0 | Max. | dB |
| Pulling Sensitivity (TS) | - | ppm/pF | |
| Dimensions (L x W x H) | 3.2 x 2.5 x 0.7 | mm | |
| Reel Quantity | 3,000 | pcs per reel | (WHITE) |
| MSL Level | 1 | IPC/JEDEC J-STD-033C |
Marking
The marking includes: CHANGXING ELECTRONICS LOGO, Nominal Frequency (MHz), Line Code, Last three digits of Production Batch Code, Year Code, and Month Code.
Reflow Condition
Standard reflow soldering conditions apply. Specific parameters are detailed in the original document.
Packing
Packed according to EIA-481-2 standard. Reel dimensions include L (1.400.1), L1 (3.400.1), W (2.700.1), W1 (4.000.1), and tape width (8.00.2). Standard Reel Quantity is 3,000 pcs per reel (WHITE).
Reliability Specifications
Mechanical Endurance: Includes Vibration (10-2000 Hz, 4 hours per axis), Mechanical Shock (1000 G, 0.5m sec, 3 times per axis), Drop Test (150 cm, 3 times on concrete floor), and Resistance to Soldering Heat (260 5, 10 1 sec.).
Environmental Endurance: Includes High Temp & Humidity (85 3, RH 85%, 500Hrs), Low Temp. Storage (-40 3 for 500 12 hours), Thermal Shock (100 cycles of -40 to +125), High Temp. Storage (+125 3 for 500 12 hours), Pressure Cooker Storage (125 3, RH100%, 2 bar, 240Hrs), Helium Bombing (4.5 Kgf / cm2 for 2 hr), and Fine/Gross Leak Tests.
Material Composition Declaration
Base (Ceramics): Al2O3 (92.40%), SiO2 (4.31%), Cr2o3 (1.50%), MgO (0.69%), CaO (1.10%).
Cover (4J29 Base Material): Fe (40.70%), Ni (21.80%), Co (12.80%), Ag (21.00%), Cu (3.70%).
Adhesive (Polymer): Silicone resin (15.00%), Undecane (5.00%), Dodecane (5.00%).
Electrode: Metal (Ag 75.00%, C11H24 5.00%, C12H26 5.00%).
Metallizing: Tungsten (100.00%), Gold (100.00%), Nickel (100.00%).
Plating (Nickel): Fe (53.45%), Ni (29.25%), Co (17.30%).
Nickel Plating: Ni (100.00%).
Chip (Quartz): SiO2 (100.00%).
KV Ring: Chromium (5.56%), Silver (94.44%).
Solder:.
2509161435_CHANGXING-ELECTRONICS-8DSC200G0010L_C51902143.pdf
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