DEVICES
-------------------------------------------------------------------------------

This file contains the status of devices available in ng-spice. This file will
be updated every time  the device cospecific code is altered/changed.


                     **************************************
                     **********  Linear devices  **********
                     **************************************

CAP - Capacitor
      Initial Release

IND - Inductor
      Initial Release

RES - Resistor
      This is a modified version of the spice3 resistance model. This model
      supports different ac and dc values (ac=...). This changes are 
      introduced by Serban Popescu. This device needs more testing.
      TO BE TESTED AND IMPROVED.
      
                     
		     **************************************
                     ******** Distributed elements ********
		     **************************************
		     
TRA  - Transmission line
     Initial release
     
LTRA - Lossy Transmission line
     Initial release
     
URC  - Uniform distributed RC line
     Initial release		     


                     **************************************
                     **********    V/I Sources   **********
                     **************************************

 ASRC  - Arbitrary Source
       Initial Release

 CCCS  - Current Controlled Current Source
       Initial Release

 CCVS  - Current Controlled Voltage Source
       Initial Release
      
 ISRC  - Independent Current Source
       Initial Release
      
 VCCS  - Voltage Controlled Current Source
       Initial Release

 VCVS  - Voltage Controlled Voltage Source
       Initial Release

 VSRC  - Indipendent Voltage Source
       Initial Release

                     
		     **************************************
                     *********      Switches     **********
                     **************************************
		     
CSW - Current controlled switch
    Initial release

SW  - Voltage controlled switch		     
    Initial release		   
		   
		     
                     **************************************
                     **********      Diodes      **********
                     **************************************

 DIO   - Junction Diode
       Initial Release 

                     
		     **************************************
                     *********** Bipolar Devices **********
                     **************************************
      
 BJT   - Bipolar Junction Transistor
       Initial Relelase


                     **************************************
                     **********   FET Devices    **********
                     **************************************
		     
 JFET  - Junction Field Effect transistor
       Initial Release
        
 JFET2 - Jfet PS model
       Initial release. TO BE TESTED

                
		     **************************************
                     *********     MES devices    *********
                     **************************************
		
MES - MESfet model
    Initial release
    		
		
		     **************************************
                     *********     MOS devices    *********
                     **************************************
 
 MOS1  - Level 1 MOS model
       Initial Release

 MOS2  - Level 2 MOS model
       Initial Release

 MOS3  - Level 3 MOS model
       Initial Release

 MOS6  - Level 6 MOS model
       Initial Release

 BSIM1 - BSIM model level 1
       Initial Release

 BSIM2 - BSIM model level 2
       Initial Release

 BSIM3 - BSIM model level 3
       This is the BSIM3v3.2.2 model from Berkeley device group.
       You can find some test netlists with results for this model 
       at http://www-device.eecs.berkeley.edu/~bsim3. 
        

 BSIM3v1 - BSIM model level 3
         This is the BSIM3v3.1 model modified by Serban Popescu. This
	 is level 49 model. It is an implementation that supports
	 HDIF and M parameters. Test netlists are available at the URL
	 above.
	 TO BE TESTED AND IMPROVED. 

 BSIM3v2 - BSIM model level 3
         This is the BSIM3v3.2 model. It is proved only for compatibility
	 with existing netlists and parameters files. As always, tests are
	 availabe on the Berkeley's device group site (at the above URL).

 BSIM4   - BSIM model level 4 (0.18 um)
         Initial Release. TO BE TESTED.
	 
	 
                     **************************************	 
                     **********    SOI Devices    *********
                     **************************************


BSIM3SOI_DD - SOI model (dynamic depletion)
            NOT YET IMPLEMENTED.

BSIM3SOI_FD - SOI model (fully depleted devices)
            NOT YET IMPLEMENTED.

BSIM3SOI_PD - SOI model (partially depleted devices)
            NOT YET IMPLEMENTED.
