UCD9244
Description
The UCD9244 is a four-rail synchronous buck digital PWM controller designed for non-isolated DC/DC power applications.
Key Features
- 2 Fully Configurable Four-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 1mV 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 Pin Aligns DPWM Clocks Between Multiple UCD92xx Devices
- 12-Bit Digital Monitoring of Power Supply Parameters Including
- Input Current and Voltage
- Output Current and Voltage
Applications
- Telemunications Equipment
