UCD90120A Datasheet - Texas Instruments

UCD90120A - 12-Rail Power-Supply Sequencer/Monitor

The UCD90120A is a 12-rail PMBus/I2C addressable power-supply sequencer and monitor.

The device integrates a 12-bit ADC for monitoring up to 12 power-supply voltage inputs.

Twenty-six GPIO pins can be used for power supply enables, power-on reset signals, external interrupts, cascading, or other sys

UCD90120A Features

* 1 Monitor and Sequence 12 Voltage Rails

* All Rails Sampled Every 400 μs

* 12-bit ADC With 2.5-V, 0.5% Internal VREF

* Sequence Based on Time, Rail and Pin Dependencies

* Four Programmable Undervoltage and Overvoltage Thresholds per Monitor

* Nonvolat

Datasheet Details

UCD90120A

2.46 MB

12-rail power-supply sequencer/monitor.

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