Product Overview
The Seam3225 4PIN 8.000000MHz Quartz Crystal Resonator is a high-precision, high-frequency stability component designed to reduce EMI effects. It is an ideal choice for applications in Bluetooth, wireless communication sets, DSC, PDA, and mobile phones. This RoHS Compliant and Pb Free resonator offers reliable performance in a compact SMD Seam Sealing package.
Product Attributes
- Brand: CHANGXING ELECTRONICS CO.,LTD.
- Product Series: 8D Series
- Certifications: RoHS Compliant / Pb Free
- Crystal Cutting Type: AT CUT (thickness shear mode)
Technical Specifications
| Parameter | Model/Value | Unit | Notes |
|---|---|---|---|
| Nominal Frequency | 8.000000 | MHz | Fund Oscillation Mode |
| Frequency Tolerance (at 25 3 ) | 10 | ppm | - |
| Load Capacitance | 20 | pF | 0.01100W/Step |
| Frequency Tolerance (Standard) | 30 | ppm | - |
| Operating Temperature Range | -40+85 | - | |
| Storage Temperature Range | -55+125 | - | |
| Aging (1st Year) | 3 | ppm | - |
| Shunt Capacitance (C0) | 5 | Max. | pF |
| Drive Level | 100 | uW | Max. |
| Effective Resistance (Rr) | 250 | Max. | |
| Insulation Resistance | 500 | Min. | M (at DC 100V) |
| Pulling Sensitivity (TS) | - | ppm/pF | DLD2 -30 Max. |
| Spurious Response | -3.0 | Max. | dB |
| Dimensions (L x W x H) | 3.20 x 2.50 x 0.70 | mm | (Approximate based on table values) |
| Reel Quantity | 3,000 | pcs per reel | (WHITE) |
| Product Weight | 17.322 | mg | - |
Dimensions:
| A | B | C | D | E | F | G | H | L | L1 | W | W1 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1.400.1 | 3.400.1 | 2.700.1 | 4.000.1 | 8.00.2 | 4.000.1 | 1.550.05 | 1.750.1 | 1781.0 | 130.5 | 11.50.2 | 8.0+1.0 |
DIMENSIONS UNIT : mm
Marking: LOGO, MHz, , ,
Reflow Condition: CX8.00 ****
Material Composition:
- Ceramics (Base): Al2O3 (92.40%), SiO2 (4.31%), Cr2o3 (1.50%), MgO (0.69%), CaO (1.10%)
- Metalization (Electrode): Tungsten (62.50%), Gold (4.61%), Nickel (32.89%)
- Plating (Ni): Nickel (26.11%), Cobalt (15.44%)
- Plating (Ni): Nickel (10.74%)
- Metal (Ag): Silver (75.00%)
- Polymer (Adhesive): Crystalline Silicon Dioxide (5.00%), Petroleum Solvent (5.00%), Silicone resin (15.00%)
- Quartz (Wafer): SiO2 (100.00%)
- Base Metal: Iron (47.71%), Nickel (26.11%), Cobalt (15.44%)
- Plating (Ni): Nickel (26.11%), Cobalt (15.44%)
- Plating (Ni): Nickel (10.74%)
- Metal (Ag): Silver (75.00%)
- Solder: Copper (3.70%), Iron (40.70%), Nickel (21.80%), Cobalt (12.80%), Silver (21.00%)
- Cover (KV Ring): 4J29 (Base Material)
2505191456_CHANGXING-ELECTRONICS-8DSC080G0020L_C46613545.pdf
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