ota_test_2.sp

跨导运算放大器的ac分析

CMOS OTA test

.protect
.lib 'mm018.l' TT
.unprotect

Vdd 7 0 1.8
Vb1 6 0 1


vic vic 0 0.6 
vid vid 0 ac 1
e1 3 vic vid 0 0.5		
e2 4 vic vid 0 -0.5


M1 1 3 5 5 pch L=0.2u W=5u
M2 2 4 5 5 pch L=0.2u W=5u
M5 5 6 7 7 pch L=0.2u W=5u

R1 1 0 15K
R2 2 0 15K
Cload 2 0 0

.option nomod post probe
.op

.trans 0.01u 15u
.probe tran v(1) v(2) i(m5)

.AC dec 10 1 10G

.print ac v(1) vp(1) v(2) vp(2)
.probe ac par('db(V(2))')
.probe ac par('db(V(1))')
.probe ac par('db(V(2)-V(1))')

.end