FSK study

Components used

SPICE netlist

* **************************************************
* Generated from CircuitSim Schematic
**************************************************
X_S1 N3 N5 N6 N1 0 CS_VC_SPDT_BOTTOM_CONTROL Von=2 Voff=0 Ron=1m Roff=10G
X_S2 N4 N6 N5 N1 0 CS_VC_SPDT_BOTTOM_CONTROL Von=2 Voff=0 Ron=1m Roff=10G
V_U1 N1 0 PULSE(0 5 0 1n 1n {50*0.01/20} {1/20})
V_V1 N3 0 dc 0 ac 1 0 distof1 0 0 distof2 0 0 sin ( 0 5 400 0 0 0 )
V_V2 N4 0 dc 0 ac 1 0 distof1 0 0 distof2 0 0 sin ( 0 5 1.2K 0 0 0 )
E_VP1 VP1 0 N5 0 1

**************************************************
* Models and supporting definitions follow
**************************************************
.SUBCKT CS_VC_SPDT_BOTTOM_CONTROL inA outA1 outA2 ctrlp ctrln PARAMS: Ron=1m Roff=10G Von=2 Voff=0
    E_CONTROL_NORMALIZED control_normalized ctrln VALUE={(V(ctrlp,ctrln)-Voff)/(Von-Voff)}
    E_CONTROL_INVERTED control_inverted ctrln VALUE={1-(V(ctrlp,ctrln)-Voff)/(Von-Voff)}
    S1 inA outA1 control_normalized ctrln CS_VC_SPDT_BOTTOM_CONTROL_NO
    S2 inA outA2 control_inverted ctrln CS_VC_SPDT_BOTTOM_CONTROL_NC
    .MODEL CS_VC_SPDT_BOTTOM_CONTROL_NO SW(Ron={Ron} Roff={Roff} Vt=0.5 Vh=0.499)
    .MODEL CS_VC_SPDT_BOTTOM_CONTROL_NC SW(Ron={Ron} Roff={Roff} Vt=0.5 Vh=0.499)
    R_STAB_COM inA ctrln 1T
    R_STAB_NO outA1 ctrln 1T
    R_STAB_NC outA2 ctrln 1T
.ENDS CS_VC_SPDT_BOTTOM_CONTROL

**************************************************
* Simulation settings
**************************************************
.tran 1m 100m 0 1m
.save V(VP1) v(N1,0)
.end