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2380411_ja-JP
2380411_ja-JP
T1042のDIFF_SYSCLK/DIFF_SYSCLK_BをLVDSペアとして使用する場合、外部終端抵抗が必要ですか？データシートには明示的に記載されておらず、「図11」とだけ記載されています。LVDSレシーバ"。AN4825では内部仕様となっているようですが、これはデータシートの内容と一致しないようです。
T1042の場合、DIFF_SYSCLK/DIFF_SYSCLK_B上の100Ω差動終端は内部的なものとして扱う必要があります。 だから、あなたは 内部終端が有効になっている場合は、そのペアにさらに100Ωの外部抵抗を追加してください。
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