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- * Precision Monolithics OP90 Operational Amplifier Model
- * Rin = 5 M(est), Rcm = 2.e10(est), GBWP = 20 Khz
- * Ao = 1 M, Ro = 1 K (est), F2 = 20 Khz (est)
- * en = 60 nV/rthz, in = .7 pA/rthz
- * 1/f(en) = 8 Hz, 1/f(in) = 100 Hz
- .MODEL op90 5.e6, 2.e10, 2.0e4
- + 1.e6, 1.e3, 2.0e4
- + 60.e-9, .7e-12
- + 8., 100.