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Samsung Galaxy S21 Ultra Teardown

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Samsung Galaxy S21 Ultra Teardown: crwdns2935265:00crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
  • This right board looks like a suspicious dinosaur. Here are some more chips:

  • Qualcomm SDR868 RF transceiver

  • WACOM W9020 IC (the little secret behind the S Pen) digitizer controller (likely)

  • Qualcomm PM8350C power management IC

  • Qualcomm PM8350 power management IC

  • Samsung SM3080 power management IC

  • Qualcomm QET5100 envelope tracker IC

  • Cirrus Logic CS35L40 and CS40L25 audio amplifier IC

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