| Process |
SRD-800/500DD |
SRD-501ED |
SRD-150ED |
SRD-150EDa |
SRD-303ED |
M3 |
| Device |
MESFET
D-Mode |
MESFET
D/E-Mode |
MESFET
D/E-Mode |
MESFET
D/E-Mode |
MESFET
D/E-Mode |
MESFET
D/E-Mode |
| Channel |
I.I. |
I.I. |
I.I. |
I.I. |
I.I. |
I.I. |
Gate Length
(µm) |
0.8
0.5 |
E: 0.5
D: 0.8 |
0.15
Optical |
0.15
Optical |
E: 0.3
D: 0.8 |
0.6 or 1.2 |
lds
(mA/mm) |
185@Vgs = 0.6V
45@Vgs = 0V |
95@Vgs = 0.6V |
E: 120@Vgs = 0.6V
D: 140@Vgs = 0V |
E: 100@Vgs = 0 .6V
D: 120@Vgs = 0V |
E: 125@Vgs = 0.6V
D: 45@Vgs = 0V |
135: 0.6D
120: 1.2D |
Vth
(V) |
-0.4
-1.0 |
E: 0.05
D: -0.4 |
E: 0
D: -0.4 |
E: 0
D: -0.4 |
E: 0.05
D: -0.45 |
-1.4/+0.1: 0.6D/E
-1.3/+0.2: 1.2D/E |
Gm
(mS/mm) |
270@Vgs = 0.6V
190@Vgs = 0V |
320 |
E: 360@Vgs = 0.6V
D: 360@Vgs = 0V |
E: 340@Vgs = 0.6V
D: 340@Vgs = 0V |
E: 360@Vgs = 0.6V
D: 200@Vgs = 0V |
130/125
0.6/1.2D |
| BVgdo/BVgso (V) |
-8/-8 |
-8/-8 |
-10/-10 |
-12/-10 |
E: -6.5/-6.5
D: -5.5/-5.5 |
-15/-15 |
| Ft ( GHz) |
26@0.5µm |
30 for E |
90 |
75 |
50 for E |
25/12.4: 0.6/1.2D |
Resistor
(Ω/sq.) |
I.I.
500 |
I.I.
500 |
I.I.
700 |
I.I.
700 |
I.I.
500 |
I.I. n+/I.I. n-/metal
365/1.26k/0.39 |
| Capacitor (fF/µm2) |
MIM: 0.1 |
MIM: 0.1 |
MIM: 0.1 |
MIM: 0.1 |
MIM: 0.1 |
MIM: 0.42 |
| Wiring Metal (local+global) |
2 Layers |
2 Layers |
2 or 3 Layers |
2 or 3 Layers |
2 Layers |
2 Layers (0+2) |
| lnsulator |
SiON |
SiON |
SiON |
SiON |
SiON |
Polyimide |
| Die Thickness (µm) |
290 |
290 |
lnitial-15um |
lnitial-15um |
290 |
250 |
| Chip Separation |
Dicing |
Dicing |
Dicing |
Dicing |
Dicing |
Dicing |
| Substrate Via |
- |
- |
- |
- |
- |
- |
| Substrate |
4" GaAs |
4" GaAs |
4" GaAs |
4" GaAs |
4" GaAs |
4" GaAs |
Application,
Features |
High Uniformity
δVth<20mV
Self-aligned LDD |
High Uniformity
δVth<20mV
Self-aligned LDD |
δVth<50mV
Self-aligned LDD |
δVth<50mV
Asymmetric
Self-aligned LDD |
High Uniformity
δVth<20mV
Self-aligned LDD |
General MMIC
D/E-mode
Low Price |
| Phase |
ES |
Production |
Production |
Production |
Production |
Production |