Technologies > UMC Overview


UMC 0.25 um technology overview (MPW):


Process Name
L250
MixedMode/RF
Process technology specificationsunits
Substrate Type
P-substrate
Nwell - Sal ( Poly[n][p] / Active[n][p] ) Unsalicided ( Poly[n][p] / Active[n][p] )Ohm/sq400 - ( [2.5] [2.5] / [2.5] [2.5] ) ( [133] [309] / [79] [79] )
Wafer size (6) / available die thicknesses
8 Inch / 29 Mils - 11 Mils
High Ohmic Resistor (HR)Ohm/sq948
Metal Metal Cap (MiM cap)fF/µm²1
Low Vt / Zero VT implant
Y/Y
Twin well / Triple well / Thick gate for 3.3V
Y / Y / Y
Number of Poly/Metal Layers#1P 5M
Metal1/2/3/4/5 /6 /7/8 Pitchµm0.96/0.8/0.8/0.8/0.64
Min drawn MOS Length (regular/3.3V)µm0.24 / 0.34
Min diffusion width for MOSµm0.3
Operating VoltageV2.5 / 3.3
Vton(N / P)V0.54 / -0.58
Ioff(N / P) core transistor (VD = VDD, Vg = 0V)pA/µm3 / -2
Number of Masks (all options included)#35
Ring Oscillator stage delay ( 2 conditions)pSec/stage40 (@2.5V) 55 (@3.3V)
RF Top Level Metal Pitchµm2.2
RF Top Level ThicknesskA20
FtGHz32GHz @ 140µA/um Vg/Vd=1.5V/2.5V
FmaxGHz30GHz @138µA/um Vg/Vd=1.5V/2.5V
Cadence Design Kit
MixedMode + RF





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