| Part Numbers | Manufacturer Name | Datasheet | Frequency | Frequency Stability | Frequency Tolerance | Load Capacitance | Equivalent Series Resistance (ESR) | Operating Temperature Range | Mounting Type | Package / Case | Size / Dimension | Height |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ECS-180-20-1X | ECS INC INTERNATIONAL | 18MHz | ±50ppm | ±30ppm | 20pF | 20 Ohm | -10°C ~ 70°C | Through Hole | HC49/U | 0.447" L x 0.183" W (11.35mm x 4.65mm) | 0.530" (13.46mm) | |
| ECS-180-20-4X | ECS INC INTERNATIONAL | 18MHz | ±50ppm | ±30ppm | 20pF | 40 Ohm | -10°C ~ 70°C | Through Hole | HC49/US | 0.447" L x 0.183" W (11.35mm x 4.65mm) | 0.138" (3.50mm) | |
| ECS-180-20-4 | ECS INC INTERNATIONAL | 18MHz | ±50ppm | ±30ppm | 20pF | 40 Ohm | -10°C ~ 70°C | Through Hole | HC49/US | 0.447" L x 0.183" W (11.35mm x 4.65mm) | 0.138" (3.50mm) | |
| ECS-180-20-1 | ECS INC INTERNATIONAL | 18MHz | ±50ppm | ±30ppm | 20pF | 20 Ohm | -10°C ~ 70°C | Through Hole | HC49/U | 0.447" L x 0.183" W (11.35mm x 4.65mm) | 0.530" (13.46mm) | |
| 9C-18.000MBBK-T | TXC CORP | 18MHz | ±50ppm | ±50ppm | 20pF | 30 Ohm | -20°C ~ 70°C | Surface Mount | HC-49S | 0.449" L x 0.189" W (11.40mm x 4.80mm) | 0.161" (4.10mm) |
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