0.18

(PLL)(VCO)()LCLCQ2.63GHZ~0.94GHz 2.

Super BufferVctrlSuper BufferVDDBuffer

IState1State2State2State1

I 5. (VCO)PMOS (gm)VCO (PLL)PLL VCO 11IC H-spiceADS .

H-spiceAdvanced Design System--

Layout 11.93MV~7.3mW 4.

Bi-CMOS Vctrl=1.8VVDD=1.8V(Vctrl=0.9VVDD=1.8V) (Vctrl=1.8VVDD=1.8V)

0.247dBm-5dBm-120 dBc/Hz(@1MHz)-124.5 dBc/Hz(@1MHz) 99

Vo1+Vo1-Vo2+Vo2-State1HLHLState2LHLH

1

Z

Delay cell

Delay cell

Vo1+

Vo1-

Vo2+

Vo2-

VCTRL

`

GND

GND

IN+

IN-

VCTRL

VDD

OUT-

OUT+

Mb1

Mp2

Mp1

Mp1

Mp2

Mn1

Mn1

R

L

C1

C2

GND