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 Bluetooth, wireless communication sets, DSC, PDA, and mobile phone applications. This product is RoHS Compliant and Pb Free.
Product Attributes
- Brand: CHANGXING ELECTRONICS CO.,LTD. ()
- Model Series: 8D Series
- Product Model: Seam3225 4PIN 8.000000MHz 8DSC080G0012L
- Certifications: RoHS Compliant / Pb Free
- Crystal Cutting Type: AT CUT (thickness shear mode)
- Sealing Type: Seam Sealing
- Origin: Fujian, China
Technical Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Nominal Frequency | 8.000000 | MHz | Fund |
| Frequency Tolerance @ 25 3 | 10 | ppm | |
| Load Capacitance | 12 | pF | |
| Frequency Tolerance (Overall) | 30 | ppm | |
| Operating Temperature Range | -40+85 | ||
| Storage Temperature Range | -55+125 | ||
| Shunt Capacitance (C0) | 5 | Max. | pF |
| Motional Capacitance (C1) | - | ||
| Effective Resistance (Rr) | 250 | Max. | |
| Aging (1st Year) | 3 | ppm | |
| Drive Level | 100 | uW | Max. |
| Insulation Resistance | 500 | Min. | M at DC 100V |
| Pulling Sensitivity (TS) | - | ppm/pF | |
| Spurious Response | -3.0 | Max. | dB |
| Dimensions (L x W x H) | 3.2 x 2.5 x 0.7 | mm | |
| Reel Quantity | 3,000 | pcs per reel | (WHITE) |
Packing
EIA-481-2 Standard Reel Quantity: 3,000 pcs per reel (WHITE).
Material Composition Declaration
| Part Name | Material Name | Material Mass (mg) | Material Mass (%) | Constituent Name | CAS No. | Material Analysis (%) |
|---|---|---|---|---|---|---|
| Base ( Ceramics) | Aluminum oxide | 23.09% | Al2O3 | 1344-28-1 | 92.40% | |
| Siliconoxide | SiO2 | 7631-86-9 | 4.31% | |||
| Chromium oxide | Cr2o3 | 1308-38-9 | 1.50% | |||
| Magnesium oxide | MgO | 1309-48-4 | 0.69% | |||
| Calcium oxide | CaO | 1305-78-8 | 1.10% | |||
| Electrode () | Metal | 36.95% | Ag | 7440-22-4 | 75.00% | |
| Crystalline Silica | SiO2 | 14808-60-7 | 5.00% | |||
| Petroleum Solvent | 5.00% | |||||
| Silicone resin | 15.00% | |||||
| Adhesive () | Polymer | 15.01% | ||||
| Cover () | Metallizing KV | 4.00 | ||||
| Quartz Wafer () | Quartz | 0.45 | 2.60% | SiO2 | 14808-60-7 | 100.00% |
| Base Material (4J29 ) | Metal | 20.91% | Fe | 7439-89-6 | 40.70% | |
| Ni | 7440-02-0 | 21.80% | ||||
| Co | 7440-48-4 | 12.80% | ||||
| Ag | 7440-22-4 | 21.00% | ||||
| Cu | 7440-50-8 | 3.70% | ||||
| Metallizing () | Metal | 6.40 | W | 7440-33-7 | 62.50% | |
| Au | 7440-57-5 | 4.61% | ||||
| Ni | 7440-02-0 | 32.89% | ||||
| Fe | 7439-89-6 | 47.71% | ||||
| Plating () | Ni | Ni | 7440-02-0 | 26.11% | ||
| Co | 7440-48-4 | 15.44% | ||||
| Ni | 7440-02-0 | 10.74% | ||||
2505191456_CHANGXING-ELECTRONICS-8DSC080G0012L_C46613544.pdf
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