Circuit data

Schematic diagram of diffpair_n.kicad_sch

Circuit diagram of diffpair_n.
Figure: diffpair_n.svg
Circuit diagram of diffpair_n.

Netlist: diffpair_n.cir

"noise_ciss_gm"
.source V1
.detector V_out
.lgref G_X1_M1
.param L_s=120m R_s=875 R_t=10k tau_i=15.9u C_ell=10p
.param W={W_N*M_N} L={L_N} ID={2*ID_N}
C1 out 3 C value={tau_i/R_i} vinit=0
C2 out 0 C value={C_ell} vinit=0
L1 1 in L value={L_s} iinit=0
R1 1 2 R value={R_s} noisetemp={T} noiseflow=0 dcvar=0 dcvarlot=0
R2 in 0 R value={R_t} noisetemp={T} noiseflow=0 dcvar=0 dcvarlot=0
R3 3 0 R value={R_i} noisetemp={T} noiseflow=0 dcvar=0 dcvarlot=0
V1 2 0 V value=0 noise=0 dc=0 dcvar=0
X1 0 out in 3 CMOS18ND W={W} L={L} ID={ID}
.end
Expanded netlist of diffpair_n.cir.
RefDesNodesRefsModelParamSymbolicNumeric
C1out 3 C value$\frac{\tau_{i}}{R_{i}}$$\frac{1.59 \cdot 10^{-5}}{R_{i}}$
vinit$0$$0$
C2out 0 C value$C_{\ell}$$1.0 \cdot 10^{-11}$
vinit$0$$0$
Cdd_M1_X10 out C value$0.5 c_{db X1}$$9.0 \cdot 10^{-11} M_{N} W_{N}$
Cdg1_M1_X10 in C value$c_{dg X1}$$3.3 \cdot 10^{-10} M_{N} W_{N}$
Cdg2_M1_X1out 3 C value$c_{dg X1}$$3.3 \cdot 10^{-10} M_{N} W_{N}$
Cgg_M1_X1in 3 C value$0.5 c_{gb X1} + 0.5 c_{gs X1}$$0.004111 L_{N} M_{N} W_{N} \left(0.6667 - \frac{1.492 \cdot 10^{-9} \left(1.495 \cdot 10^{4} \left(\frac{ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}} + 1.119 \cdot 10^{-9}\right)^{0.5} + 1.5\right)}{\left(\left(\frac{ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}} + 1.119 \cdot 10^{-9}\right)^{0.5} + 3.345 \cdot 10^{-5}\right)^{2}}\right) + 0.0003773 L_{N} M_{N} W_{N} \left(1.0 + \frac{4.475 \cdot 10^{-9} \left(1.495 \cdot 10^{4} \left(\frac{ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}} + 1.119 \cdot 10^{-9}\right)^{0.5} + 1.5\right)}{\left(\left(\frac{ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}} + 1.119 \cdot 10^{-9}\right)^{0.5} + 3.345 \cdot 10^{-5}\right)^{2}}\right) + 1.0 \cdot 10^{-12} L_{N} + 1.65 \cdot 10^{-10} M_{N} W_{N}$
Gm_M1_X10 out in 3 g value$0.5 g_{m X1}$$\frac{0.001875 ID_{N}}{\left(\frac{ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5} \left(\frac{7.65 \cdot 10^{5} ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}} + 1.0\right)}{M_{N} W_{N}} + 3.345 \cdot 10^{-5} \left(\frac{ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5} \left(\frac{7.65 \cdot 10^{5} ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}} + 1.0\right)}{M_{N} W_{N}}\right)^{0.5} + 4.475 \cdot 10^{-9}\right)^{0.5}}$
Go_M1_X10 out 0 out g value$0.5 g_{o X1}$$\frac{2.083 \cdot 10^{-8} ID_{N}}{L_{N}}$
L11 in L value$L_{s}$$0.12$
iinit$0$$0$
R11 2 R value$R_{s}$$875.0$
noisetemp$T$$300.0$
noiseflow$0$$0$
dcvar$0$$0$
dcvarlot$0$$0$
R2in 0 R value$R_{t}$$1.0 \cdot 10^{4}$
noisetemp$T$$300.0$
noiseflow$0$$0$
dcvar$0$$0$
dcvarlot$0$$0$
R33 0 R value$R_{i}$$R_{i}$
noisetemp$T$$300.0$
noiseflow$0$$0$
dcvar$0$$0$
dcvarlot$0$$0$
V12 0 V value$0$$0$
noise$0$$0$
dc$0$$0$
dcvar$0$$0$
Parameter definitions of diffpair_n.cir.
NameSymbolicNumeric
$CGBO_{N18}$$1.0 \cdot 10^{-12}$$1.0 \cdot 10^{-12}$
$CGSO_{N18}$$3.3 \cdot 10^{-10}$$3.3 \cdot 10^{-10}$
$CJB_{0 N18}$$0.001$$0.001$
$C_{OX N18}$$\frac{\epsilon_{0} \epsilon_{SiO2}}{TOX_{N18}}$$0.008222$
$C_{\ell}$$1.0 \cdot 10^{-11}$$1.0 \cdot 10^{-11}$
$E_{CRIT N18}$$1.07 \cdot 10^{7}$$1.07 \cdot 10^{7}$
$ID$$2 ID_{N}$$2.0 ID_{N}$
$I_{0 N18}$$2 C_{OX N18} N_{s N18} U_{T}^{2} u_{0 N18}$$1.031 \cdot 10^{-6}$
$L$$L_{N}$$L_{N}$
$LDS_{N18}$$1.8 \cdot 10^{-7}$$1.8 \cdot 10^{-7}$
$L_{s}$$0.12$$0.12$
$N_{s N18}$$1.38$$1.38$
$R_{s}$$875$$875.0$
$R_{t}$$1.0 \cdot 10^{4}$$1.0 \cdot 10^{4}$
$T$$300$$300.0$
$TOX_{N18}$$4.2 \cdot 10^{-9}$$4.2 \cdot 10^{-9}$
$\Theta_{N18}$$0.41$$0.41$
$U_{T}$$\frac{T k}{q}$$0.02585$
$VAL_{N18}$$4.8 \cdot 10^{7}$$4.8 \cdot 10^{7}$
$Vth_{N18}$$0.42$$0.42$
$W$$M_{N} W_{N}$$M_{N} W_{N}$
$c$$2.998 \cdot 10^{8}$$2.998 \cdot 10^{8}$
$\epsilon_{0}$$\frac{1}{c^{2} \mu_{0}}$$8.854 \cdot 10^{-12}$
$\epsilon_{SiO2}$$3.9$$3.9$
$k$$1.381 \cdot 10^{-23}$$1.381 \cdot 10^{-23}$
$\mu_{0}$$4.0 \cdot 10^{-7} \pi$$1.257 \cdot 10^{-6}$
$q$$1.602 \cdot 10^{-19}$$1.602 \cdot 10^{-19}$
$\tau_{i}$$1.59 \cdot 10^{-5}$$1.59 \cdot 10^{-5}$
$u_{0 N18}$$0.068$$0.068$
$IC_{CRIT X1}$$\frac{0.0625}{N_{s N18}^{2} U_{T}^{2} \left(\Theta_{N18} + \frac{1}{E_{CRIT N18} L}\right)^{2}}$$\frac{292.1}{\left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}$
$IC_{X1}$$IC_{i X1} \left(1 + \frac{2 IC_{i X1}}{IC_{CRIT X1}}\right)^{0.5}$$\frac{2.235 \cdot 10^{8} ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}}$
$IC_{i X1}$$\frac{ID L}{I_{0 N18} W}$$\frac{1.939 \cdot 10^{6} ID_{N} L_{N}}{M_{N} W_{N}}$
$V_{GS X1}$$2 N_{s N18} U_{T} \log{\left(e^{\left(IC_{i X1} \left(1 + \frac{IC_{i X1}}{IC_{CRIT X1}}\right)\right)^{0.5}} - 1 \right)} + Vth_{N18}$$0.07135 \log{\left(e^{785.7 \sqrt{\pi} \sqrt{\frac{ID_{N} L_{N} \left(\frac{10852468783247073003 \pi ID_{N} L_{N} \left(\frac{41}{100} + \frac{1}{10700000 L_{N}}\right)^{2}}{863281250000000 M_{N} W_{N}} + 1\right)}{M_{N} W_{N}}}} - 1 \right)} + 0.42$
$c_{db X1}$$CJB_{0 N18} LDS_{N18} W$$1.8 \cdot 10^{-10} M_{N} W_{N}$
$c_{dg X1}$$CGSO_{N18} W$$3.3 \cdot 10^{-10} M_{N} W_{N}$
$c_{gb X1}$$2 CGBO_{N18} L + \frac{0.3333 C_{OX N18} L W \left(N_{s N18} - 1\right) \left(x_{X1} + 1\right)}{N_{s N18}}$$0.0007547 L_{N} M_{N} W_{N} \left(1.0 + \frac{4.475 \cdot 10^{-9} \left(1.495 \cdot 10^{4} \left(\frac{ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}} + 1.119 \cdot 10^{-9}\right)^{0.5} + 1.5\right)}{\left(\left(\frac{ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}} + 1.119 \cdot 10^{-9}\right)^{0.5} + 3.345 \cdot 10^{-5}\right)^{2}}\right) + 2.0 \cdot 10^{-12} L_{N}$
$c_{gs X1}$$CGSO_{N18} W + C_{OX N18} L W \left(0.6667 - 0.3333 x_{X1}\right)$$0.008222 L_{N} M_{N} W_{N} \left(0.6667 - \frac{1.492 \cdot 10^{-9} \left(1.495 \cdot 10^{4} \left(\frac{ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}} + 1.119 \cdot 10^{-9}\right)^{0.5} + 1.5\right)}{\left(\left(\frac{ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}} + 1.119 \cdot 10^{-9}\right)^{0.5} + 3.345 \cdot 10^{-5}\right)^{2}}\right) + 3.3 \cdot 10^{-10} M_{N} W_{N}$
$g_{m X1}$$\frac{ID}{N_{s N18} U_{T} \left(IC_{X1} \left(1 + \frac{IC_{X1}}{IC_{CRIT X1}}\right) + 0.5 \left(IC_{X1} \left(1 + \frac{IC_{X1}}{IC_{CRIT X1}}\right)\right)^{0.5} + 1\right)^{0.5}}$$\frac{0.00375 ID_{N}}{\left(\frac{ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5} \left(\frac{7.65 \cdot 10^{5} ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}} + 1.0\right)}{M_{N} W_{N}} + 3.345 \cdot 10^{-5} \left(\frac{ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5} \left(\frac{7.65 \cdot 10^{5} ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}} + 1.0\right)}{M_{N} W_{N}}\right)^{0.5} + 4.475 \cdot 10^{-9}\right)^{0.5}}$
$g_{o X1}$$\frac{ID}{L VAL_{N18}}$$\frac{4.167 \cdot 10^{-8} ID_{N}}{L_{N}}$
$x_{X1}$$\frac{\left(IC_{X1} + 0.25\right)^{0.5} + 1.5}{\left(\left(IC_{X1} + 0.25\right)^{0.5} + 0.5\right)^{2}}$$\frac{4.475 \cdot 10^{-9} \left(1.495 \cdot 10^{4} \left(\frac{ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}} + 1.119 \cdot 10^{-9}\right)^{0.5} + 1.5\right)}{\left(\left(\frac{ID_{N} L_{N} \left(\frac{ID_{N} L_{N} \left(1 + \frac{2.279 \cdot 10^{-7}}{L_{N}}\right)^{2}}{M_{N} W_{N}} + 7.532 \cdot 10^{-5}\right)^{0.5}}{M_{N} W_{N}} + 1.119 \cdot 10^{-9}\right)^{0.5} + 3.345 \cdot 10^{-5}\right)^{2}}$
Table: Parameters without definition in 'noise_ciss_gm.
Name
$M_{N}$
$W_{N}$
$ID_{N}$
$R_{i}$
$L_{N}$

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Last project update: 2024-12-15 23:06:46