 
    | Parameters | |
|---|---|
| Factory Lead Time | 9 Weeks | 
| Mount | Through Hole | 
| Mounting Type | Through Hole | 
| Package / Case | HC-49/U | 
| Number of Pins | 49 | 
| Operating Temperature | -10°C~70°C | 
| Packaging | Bulk | 
| Published | 2000 | 
| Series | HC-49U | 
| Size / Dimension | 0.447Lx0.183W 11.35mmx4.65mm | 
| Tolerance | 0.003% | 
| JESD-609 Code | e3 | 
| Part Status | Active | 
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 
| Termination | Radial | 
| Type | MHz Crystal | 
| Terminal Finish | Matte Tin (Sn) - with Nickel (Ni) barrier | 
| Frequency | 20MHz | 
| Frequency Stability | ±50ppm | 
| Physical Dimension | L11.35XB4.65XH13.46 (mm)/L0.447XB0.183XH0.53 (inch) | 
| Operating Frequency | 20MHz | 
| ESR (Equivalent Series Resistance) | 20Ohm | 
| Load Capacitance | Series | 
| Operating Mode | Fundamental | 
| Frequency Tolerance | ±30ppm | 
| Drive Level | 1 μW | 
| Height | 13.462mm | 
| Height Seated (Max) | 0.530 13.46mm | 
| RoHS Status | Non-RoHS Compliant | 
| Lead Free | Contains Lead |