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概要

説明

The ISL54214 is a single-supply dual SP3T analog switch that operates from a single supply in the range of 2.7V to 4.6V. It was designed to multiplex between audio stereo signals and two different USB 2.0 High-Speed differential data signals. The audio channels allow signal swings below ground, allowing the multiplexing of the voice and data signals through a common headphone connector in personal media players and other portable battery-powered devices. The audio switch cells can pass ±1V ground-referenced audio signals with very low distortion (<0.03% THD+N when driving 5mW into 32Ω loads). The USB switch cells have very low ON capacitance (8pF) and high bandwidth to pass USB High-Speed signals (480Mbps) with minimal edge and phase distortion. The ISL54214 is available in a tiny 12 Ld 2.2mm x 1.4mm ultra-thin QFN and 12 Ld 3mm x 3mm TQFN packages. It operates over a temperature range of -40 °C to +85 °C.

特長

  • High-Speed (480Mbps) and Full-Speed (12Mbps) signaling capability per USB 2.0
  • Low distortion negative signal capability audio switches
  • Power OFF protection
  • COM pins overvoltage tolerant to 5.5V
  • Low distortion headphone audio signals
  • THD+N at 5mW into 32Ω load: <0.03%
  • Cross-talk (100kHz): -98dB
  • OFF-isolation (100kHz): 95.5dB
  • Single supply operation (VDD): 2.7V to 4.6V
  • -3dB bandwidth USB switches: 700MHz
  • Available in tiny 12 Ld µTQFN and TQFN packages
  • Compliant with USB 2.0 short circuit requirements without additional external components
  • Pb-free (RoHS compliant)

製品比較

アプリケーション

  • MP3 and other personal media players
  • Cellular/Mobile phones

ドキュメント

分類 タイトル 日時
データシート PDF 1.45 MB
Product Advisory PDF 414 KB
その他資料 PDF 293 KB
製品変更通知 PDF 56 KB
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