General Description
The RT8207 provides a complete power supply for both DDRII/DDRIII memory systems. It integrates a synchronous PWM buck controller with a 3A sink/source tracking linear regulator and a buffered low noise reference.

FEATUREs
 PWM Controller
   ` Resistor Programmable Current Limit by Low-Side RDS(ON) Sense
   ` Quick Load-Step Response within 100ns
   ` 1% VOUT Accuracy Over Line and Load
   ` Fixed 1.8V (DDRII), 1.5V (DDRIII) or Adjustable 0.75V to 3.3V Output Range
   ` Battery Input Range 2.5V to 26V
   ` Resistor Programmable Frequency
   ` Over/Under Voltage Protection
   ` 4 Steps Current Limit During Soft-Start
   ` Drives Large Synchronous-Rectifier FETs
   ` Power-Good Indicator
 3A LDO (VTT), Buffered Reference (VTTREF)
   ` Capable to Sink and Source Up to 3A
   ` LDO Input Available to Optimize Power Losses
   ` Requires Only 20μF Ceramic Output Capacitor
   ` Buffered Low Noise 10mA VTTREF Output
   ` Accuracy ±20mV for Both VTTREF and VTT
   ` Supports High-Z in S3 and Soft-Off in S4/S5
 RoHS Compliant and Halogen Free

APPLICATIONs
DDRII/DDRIII Memory Power Supplies
Notebook Computers
SSTL18, SSTL15 and HSTL Bus Termination