HC49USM-FF5F18-18.4320MHZ.pdf
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| Part Number | HC49USM-FF3F18-8.000MHZ | HC49USM-FF3F18-4.000MHZ | HC49USM-FF5F18-12.000 MHZ | HC49USM-FF5F18-18.4320MHZ | HC49USM-FF3F18-20.000MHZ |
| Manufacturer | ILSI | ILSI | ILSI | ILSI | ILSI |
| Series | HC49USM | HC49USM | HC49USM | HC49USM | HC49USM |
| Package/Case | HC-49/US | HC-49/US | HC-49/US | HC-49/US | HC-49/US |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) |
| Product Status | Active | Active | Active | Active | Active |
| Type | MHz Crystal | MHz Crystal | MHz Crystal | MHz Crystal | MHz Crystal |
| Frequency | 8 MHz | 4 MHz | 12 MHz | 18.432 MHz | 20 MHz |
| Frequency Stability | ±30ppm | ±30ppm | ±30ppm | ±30ppm | ±30ppm |
| Frequency Tolerance | ±30ppm | ±30ppm | ±30ppm | ±30ppm | ±30ppm |
| Load Capacitance | 18pF | 18pF | 18pF | 18pF | 18pF |
| ESR (Equivalent Series Resistance) | 80 Ohms | 150 Ohms | 60 Ohms | 40 Ohms | 30 Ohms |
| Operating Mode | Fundamental | Fundamental | Fundamental | Fundamental | Fundamental |
| Operating Temperature | -20°C ~ 70°C | -20°C ~ 70°C | -40°C ~ 85°C | -40°C ~ 85°C | -20°C ~ 70°C |
| Ratings | - | - | - | - | - |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Supplier Device Package | - | - | - | - | - |
| Size / Dimension | 0.449" L x 0.186" W (11.40mm x 4.73mm) | 0.449" L x 0.186" W (11.40mm x 4.73mm) | 0.449" L x 0.186" W (11.40mm x 4.73mm) | 0.449" L x 0.186" W (11.40mm x 4.73mm) | 0.449" L x 0.186" W (11.40mm x 4.73mm) |
| Height - Seated (Max) | 0.177" (4.50mm) | 0.177" (4.50mm) | 0.177" (4.50mm) | 0.177" (4.50mm) | 0.177" (4.50mm) |
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