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UCD90320 Datasheet Power Sequencer and System Manager

Manufacturer: Texas Instruments

Overview: Product Folder Order Now Technical Documents Tools & Software Support & Community UCD90320 SLUSCH8B – AUGUST 2016 – REVISED MAY 2019 UCD90320 32-Rail PMBus™ Power Sequencer and System Manager.

General Description

The UCD90320 device is a 32-rail PMBus™ addressable power sequencer and system manager in a compact 0.8-mm pitch BGA package.

The 24 integrated ADC channels (AMONx) monitor the power supply voltage, current, and temperature.

Of the 84 GPIO pins, 8 can be used as digital monitors (DMONx), 32 to enable the power supply (ENx), 24 for margining (MARx), 16 for logical GPO, and 32 GPIs for cascading, and system function.

Key Features

  • 1 Sequence, Monitor, and Margin 24 Voltage Rails Plus 8 Digital Rails.
  • Monitor and Respond to OV, UV, OC, UC, Temperature, Time-Out, and GPI-Triggered Faults.
  • Flexible Sequence-On and Off Dependencies, Delay Time, Boolean Logic, and GPIO Configuration to Support Complex Sequencing.