SP491 Serie
| Fr. Teil# | Beschreibung | Hersteller | Auf Lager | Operation |
| SP491CN-L/TR | IC TRANSCEIVER FULL 1/1 14SOIC | 5149 |
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| SP491ECN-L/TR | IC TRANSCEIVER FULL 1/1 14SOIC | 8302 |
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| SP491EN-L/TR | IC TRANSCEIVER FULL 1/1 14SOIC | 6966 |
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