RT9210GC Ver la hoja de datos (PDF) - Richtek Technology

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RT9210GC

Dual 5V Synchronous Buck DC-DC PWM Controller for DDR Memory VDDQ and VTT Termination

Richtek Technology 

Preliminary

RT9210

UGATE Phase Shift

LGATE Phase Shift

UGATE1

UGATE2

5V/Div

LGATE1

5V/Div

Time (1μs/Div)

LGATE2

5V/Div

5V/Div

Time (1μs/Div)

VTT Sleep Mode

Vvs_sd

5V/Div

VDDQ

VTT

2V/Div

20mV/Div

UGATE2

2V/Div

5V/Div

Time (5μs/Div)

VTT Return from Sleep Mode

Vvs_sd

5V/Div

VDDQ

VTT

2V/Div

20mV/Div

UGATE2

5V/Div

Time (5μs/Div)

VDDQ Short

VTT Short

VDDQ

VFB1

UGATE1

1V/Div

500mV/Div

10V/Div

Time (10ms/Div)

DS9210-05 March 2007

VTT

VFB1

UGATE2

500mV/Div

500mV/Div

10V/Div

Time (10ms/Div)

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