UCD9222-EP Overview
The UCD9222 is a two-rail synchronous buck digital PWM controller designed for non-isolated DC/DC power applications. This device integrates dedicated circuitry for DC/DC loop management with support for up to two VID interfaces. Additionally, the UCD9222 has flash memory and a serial interface to support configurability, monitoring and management.
UCD9222-EP Key Features
- 2 Fully Configurable Two-Output Non-Isolated DC/DC PWM Controller with support for TMS320C6670™ and TMS320C6678™ DSP VID
- 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/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