UCD90910
FEATURES
- 23 Monitor and Sequence Ten Voltage Rails
- All Rails Sampled Every 400 ms
- 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
- Fan Control and Monitoring
- Supports Ten Fans With Five User-Defined Speed-vs-Temperature Setpoints
- Supports Two-, Three-, and Four-Wire Fans
- Nonvolatile Error and Peak-Value Logging per Monitor (up to 12 Faults)
- Closed-Loop Margining for Ten Rails
- Margin Output Adjusts Rail Voltage to Match User-Defined Margin Thresholds
- Programmable Watchdog Timer and System Reset
- Flexible Digital I/O Configuration
- Multiphase PWM Clock Generator
- Clock Frequencies From 15.259 k Hz to 125 MHz
- Capability to Configure Independent Clock Outputs for Synchronizing Switch-Mode Power Supplies
- Internal Temperature Sensor
- JTAG and I2C™ / SMBus / PMBus Interfaces
- Full Configuration Update while in Normal
Mode Capability
APPLICATIONS
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