UCD9222
FEATURES
- 2 Fully Configurable Two-Output Non-Isolated DC/DC PWM Controller with support for TMS320C6670™ and TMS320C6678™ DSP VID interface
- Supports Switching Frequencies Up to 2MHz With 250 ps Duty-Cycle Resolution
- Up To 1m V Closed Loop Resolution
- Hardware-Accelerated, 3-Pole/3-Zero pensator with Non-Linear Gain for Improved Transient Performance
- Supports Multiple Soft-Start and Soft-Stop Configurations Including Prebias Start-up
- Supports Voltage Margining and Sequencing
- Sync In/Out Pins Align DPWM Clocks Between Multiple UCD92xx Devices
- 12-Bit Digital Monitoring of Power Supply Parameters Including:
- Input Current and Voltage
- Output Current and Voltage
- Temperature at Each Power Stage
- Auxiliary ADC Inputs
- Multiple Levels of Over-current Fault Protection:
- External Current Fault Inputs
- Analog parators Monitor Current Sense Voltage
- Current Continually Digitally Monitored
- Over and Under-voltage Fault Protection
- Over-temperature Fault Protection
-...
