Rev 401 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 453 | jelle | 1 | Manufacturer: IQD FREQUENCY PRODUCTS |
| 90 | jelle | 2 | Order Code: 9713352 |
| 3 | Manufacturer Part No: LF A147E |
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| 291 | agaran | 4 | Description: CRYSTAL, SMD, 20.00MHZ |
| 453 | jelle | 5 | Supplier: http://nl.farnell.com/iqd-frequency-products/lf-a147e/crystal-smd-20-00mhz/dp/9713352 |
| 6 | Datasheet: http://www.iqdfrequencyproducts.com/products/details/40/ |
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| 7 | Catalogue page: 273 / EBU |
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| 8 | Price: € 0,91 |
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| 213 | jelle | 9 | |
| 297 | jelle | 10 | ------------------------------------------------------------------------ |
| 11 | |||
| 12 | 16pF |
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| 13 | |||
| 14 | CINT=7pf (page 70) |
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| 15 | |||
| 16 | C=2(CL)-(CP+CI) |
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| 17 | |||
| 18 | 2(16)-(7)=25pF |
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| 19 | |||
| 20 | using 22pf not that critical for this ic and freq |
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| 385 | jelle | 21 | |
| 22 | ------------------------------------------------------------------------ |
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| 23 | |||
| 24 | footprint: |
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| 25 | HCM49 |
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| 26 | ~/openarm/doc/ETHERNET/HCM49 25.000MABJ-UT/HCM49.fp |
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| 401 | jelle | 27 | |
| 28 | XTAL_HC49-4H__C-MAC_A147E.fp |
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| 29 | |||
| 30 | ------------------------------------------------------------------------ |
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| 31 | |||
| 32 | http://nl.farnell.com/iqd-frequency-products/lfxtal003181-a147e/crystal-frequency-20mhz/dp/1652538 |
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| 33 | 1 - 24 € 0,55 |