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UCD90240 Datasheet 24-rail Pmbus Power Sequencer And System Manager

Manufacturer: Texas Instruments

Overview: Product Folder Sample & Buy Technical Documents Tools & Software Support & Community UCD90240 SLVSCW0 – FEBRUARY 2015 UCD90240 24-Rail PMBus Power Sequencer and System Manager.

General Description

The UCD90240 is a 24-rail PMBus addressable power sequencer and system manager in a compact 9-mm × 9-mm BGA package.

1 The device provides 24 analog monitor (MON) pins to monitor power-supply voltage, current, or temperature with two 12-bit ADC engines, 24 dedicated enable (EN) pins to control power rail on/off, 24 dedicated margin pins for closed-loop margining, 12 Logic GPO (LGPO) pins to support flexible Boolean logic and state machine functions, and 24 GPIO pins which can be configured as GPI, GPO, System Reset, cascading fault pins, and Watchdog I/O, and so forth.

The 24 EN pins and the 12 LGPO pins can be configured to be

Key Features

  • 1 Sequence, Monitor and Margin 24 Voltage Rails with a 9-mm × 9-mm Small Footprint.
  • Monitor and Respond to User-Defined Faults Including OV, UV, OC, UC, Temperature, Timeout, and GPI-Triggered Faults.
  • Flexible Sequence-on/off Dependencies, Delay Time, Boolean Logic, and GPIO Configuration to Support Complex Sequencing.

UCD90240 Distributor

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