UCD90120A
Description
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.
Key Features
- Nonvolatile Error and Peak-Value Logging per Monitor (up to 12 Fault Detail Entries)
- Closed-Loop Margining for 10 Rails – Margin Output Adjusts Rail Voltage to Match User-Defined Margin Thresholds
- Programmable Watchdog Timer and System Reset
- Flexible Digital I/O Configuration
- Pin-Selected Rail States
- JTAG and I2C/SMBus/PMBus™ Interfaces
