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34825 - Micro-USB Interface

Description

of each pin can be found in the Functional Pin Description section on page 14.

Table 2.

Features

  • Identifies various types of power supplies to set low or high batterycharging current levels.
  • Internal power switch to offer OVP against up to 28 V failed power supply input.
  • Supports stereo/mono headset with or without microphone and remote controller with pure passive components.
  • Supports USB or UART R/D test cables.
  • High-speed (480 Mbps) USB 2.0 compliant.
  • Supports 32 ID resistance values with a high accuracy 5-bit ADC.
  • Accessor.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Freescale Semiconductor Technical Data Document Number: MC34825 Rev 4.0, 9/2014 Micro-USB Interface IC Supporting Universal Charging Solution and Wired Accessories 34825 The 34825 is designed to support the Universal Charging Solution (UCS) recommended by the OMTP (Open Mobile Terminal Platform), as well as to use the same 5-pin micro or mini-USB connector for other INTERFACE IC wired accessories. The 34825 supports various types of external power supplies to charge the battery, such as a dedicated AC/DC adapter or a USB port. It has functions built-in to identify the type of the power supply, and sets low or high charging current, based on the current capability of the power supply.
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