М.А. Амелина - Конспект лекций по курсу - Компьютерный анализ и синтез электронных устройств, страница 23
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ɉɪɢ ɷɬɨɦ ɩɪɨɢɡɜɨɞɢɬɫɹ ɩɨɫɬɪɨɟɧɢɟ ɝɪɚɮɢɤɨɜ ɢ ɬɚɛɥɢɰ, ɤɚɤ ɩɨɫɥɟɨɛɵɱɧɨɝɨ ɪɚɫɱɟɬɚ;State Variables (Zero, Read, Leave) — ɭɫɬɚɧɨɜɤɚ ɧɚɱɚɥɶɧɵɯ ɭɫɥɨɜɢɣ;Frequency Step — ɲɚɝ ɢɡɦɟɧɟɧɢɹ ɱɚɫɬɨɬɵ:Auto — ɚɜɬɨɦɚɬɢɱɟɫɤɢɣ ɜɵɛɨɪ ɲɚɝɚ ɩɨ ɱɚɫɬɨɬɟ, ɜɵɛɢɪɚɟɦɨɝɨ ɧɚ ɨɫɧɨɜɟ ɤɨɧɬɪɨɥɹ ɦɚɤɫɢɦɚɥɶɧɨɝɨ ɩɪɢɪɚɳɟɧɢɹ ɮɭɧɤɰɢɢ ɩɟɪɜɨɝɨ ɝɪɚɮɢɤɚ;Linear — ɪɚɫɱɟɬ ɫ ɩɨɫɬɨɹɧɧɵɦ ɥɢɧɟɣɧɵɦ ɲɚɝɨɦ ɩɨ ɱɚɫɬɨɬɟ;Log — ɪɚɫɱɟɬ ɫ ɩɨɫɬɨɹɧɧɵɦ ɲɚɝɨɦ ɧɚ ɥɨɝɚɪɢɮɦɢɱɟɫɤɨɣ ɲɤɚɥɟ ɱɚɫɬɨɬɵ;Operation Point — ɩɪɟɞɜɚɪɢɬɟɥɶɧɨɟ ɜɵɩɨɥɧɟɧɢɟ ɪɚɫɱɟɬɚ ɪɟɠɢɦɚ ɩɨ ɩɨɫɬɨɹɧɧɨɦɭ ɬɨɤɭ;Auto Scale Ranges — ɩɪɢɫɜɨɟɧɢɟ ɩɪɢɡɧɚɤɚ ɚɜɬɨɦɚɬɢɱɟɫɤɨɝɨ ɦɚɫɲɬɚɛɢɪɨɜɚɧɢɹ «Auto» ɩɨɨɫɹɦ X, Y ɞɥɹ ɤɚɠɞɨɝɨ ɧɨɜɨɝɨ ɜɚɪɢɚɧɬɚ ɪɚɫɱɟɬɨɜ.
ȿɫɥɢ ɷɬɚ ɨɩɰɢɹ ɜɵɤɥɸɱɟɧɚ, ɬɨ ɩɪɢɧɢɦɚɸɬɫɹɜɨ ɜɧɢɦɚɧɢɟ ɦɚɫɲɬɚɛɵ, ɭɤɚɡɚɧɧɵɟ ɜ ɝɪɚɮɚɯ X Range, Y Range.4.5.2.Ƀɬɪɩɦɷɢɩɝɛɨɣɠ ɥɦɛɝɣɳɣ ɋɉɨɫɥɟ ɜɵɩɨɥɧɟɧɢɹ ɤɨɦɚɧɞɵ Run ɧɚɱɢɧɚɟɬɫɹ ɪɚɫɱɟɬ ɱɚɫɬɨɬɧɵɯ ɯɚɪɚɤɬɟɪɢɫɬɢɤ, ɢ ɜ ɩɪɨɰɟɫɫɟ ɩɨɥɭɱɟɧɢɹ ɪɟɡɭɥɶɬɚɬɨɜ ɧɚ ɷɤɪɚɧ ɜɵɜɨɞɹɬɫɹ ɢɯ ɝɪɚɮɢɤɢ.
ɉɨɫɥɟ ɧɚɠɚɬɢɹ ɤɥɚɜɢɲɢ Ɋ ɜ ɧɢɠɧɟɣ105D:\Ɉɩɢɫɚɧɢɟ MC8\MC8_V1_2.DOCɱɚɫɬɢ ɝɪɚɮɢɱɟɫɤɨɝɨ ɨɤɧɚ ɫɩɪɚɜɚ ɨɬ ɨɛɨɡɧɚɱɟɧɢɹ ɤɚɠɞɨɣ ɩɟɪɟɦɟɧɧɨɣ ɜɵɜɨɞɹɬɫɹ ɢɯ ɬɟɤɭɳɢɟɱɢɫɥɟɧɧɵɟ ɡɧɚɱɟɧɢɹ. ɗɬɨɬ ɫɩɨɫɨɛ ɭɞɨɛɟɧ ɞɥɹ ɤɨɧɬɪɨɥɹ ɡɚ ɞɥɢɬɟɥɶɧɵɦɢ ɪɚɫɱɟɬɚɦɢ ɱɚɫɬɨɬɧɵɯɯɚɪɚɤɬɟɪɢɫɬɢɤ, ɞɢɚɩɚɡɨɧ ɢɡɦɟɧɟɧɢɹ ɤɨɬɨɪɵɯ ɡɚɪɚɧɟɟ ɧɟ ɢɡɜɟɫɬɟɧ (ɬɚɤ ɱɬɨ ɬɟɤɭɳɢɟ ɪɟɡɭɥɶɬɚɬɵɦɨɝɭɬ ɛɵɬɶ ɧɟ ɜɢɞɧɵ ɧɚ ɷɤɪɚɧɟ). Ɉɞɧɚɤɨ ɦɨɞɟɥɢɪɨɜɚɧɢɟ ɩɪɢ ɷɬɨɦ ɡɧɚɱɢɬɟɥɶɧɨ ɡɚɦɟɞɥɹɟɬɫɹ,ɩɨɷɬɨɦɭ ɩɨɫɥɟ ɩɪɨɫɦɨɬɪɚ ɧɚɢɛɨɥɟɟ ɢɧɬɟɪɟɫɧɨɝɨ ɮɪɚɝɦɟɧɬɚ ɞɚɧɧɵɯ ɫɥɟɞɭɟɬ ɜɵɤɥɸɱɢɬɶ ɷɬɨɬɪɟɠɢɦ ɩɨɜɬɨɪɧɵɦ ɧɚɠɚɬɢɟɦ ɤɥɚɜɢɲɢ.ɇɠɨɹ ɫɠɡɣɧɩɝ ɫɛɬɲɠɭɛ ɲɛɬɭɩɭɨɶɰ ɰɛɫɛɥɭɠɫɣɬɭɣɥ ȻɌ4.5.3.ɉɨɫɥɟ ɩɟɪɟɯɨɞɚ ɜ ɪɟɠɢɦ ɪɚɫɱɟɬɚ ɱɚɫɬɨɬɧɵɯ ɯɚɪɚɤɬɟɪɢɫɬɢɤ ɦɟɧɹɟɬɫɹ ɫɨɫɬɚɜ ɦɟɧɸ ɤɨɦɚɧɞ(ɫɦ.
ɪɢɫ. 4.8). ɉɨɹɜɥɹɟɬɫɹ ɧɨɜɵɣ ɪɟɠɢɦ Ⱥɋ, ɢɦɟɸɳɢɣ ɫɥɟɞɭɸɳɢɟ ɤɨɦɚɧɞɵ.Run (F2)— ɜɵɩɨɥɧɟɧɢɟ ɦɨɞɟɥɢɪɨɜɚɧɢɹ;Limits (F9)Stepping (F11)— ɡɚɞɚɧɢɟ ɩɪɟɞɟɥɨɜ ɦɨɞɟɥɢɪɨɜɚɧɢɹ ɢ ɩɨɫɬɪɨɟɧɢɹ ɝɪɚɮɢɤɨɜ;— ɦɧɨɝɨɜɚɪɢɚɧɬɧɵɣ ɚɧɚɥɢɡ (ɫɦ. ɪɚɡɞ. 4.7);Optimize (Ctrl+F11)— ɩɚɪɚɦɟɬɪɢɱɟɫɤɚɹ ɨɩɬɢɦɢɡɚɰɢɹ;Analysis Window (F4)— ɨɬɤɪɵɬɢɟ ɝɪɚɮɢɱɟɫɤɨɝɨ ɨɤɧɚ ɪɟɡɭɥɶɬɚɬɨɜ ɦɨɞɟɥɢɪɨɜɚɧɢɹ;Watch (Ctrl+W) — ɨɞɧɨɜɪɟɦɟɧɧɵɣ ɩɪɨɫɦɨɬɪ ɫɯɟɦɵ, ɪɟɡɭɥɶɬɚɬɨɜ ɦɨɞɟɥɢɪɨɜɚɧɢɹ ɢ ɬɟɤɫɬɨɜɵɯ ɜɵɪɚɠɟɧɢɣ ɜ ɬɪɟɯ ɨɤɧɚɯ (ɫɦ. ɪɢɫ. 4.9);Ɋɢɫ. 4.8.
Ʉɨɦɚɧɞɵ Ⱥɋ ɚɧɚɥɢɡɚBreakpoints (Alt+F9) — ɨɫɬɚɧɨɜɤɚ ɦɨɞɟɥɢɪɨɜɚɧɢɹ ɜ ɡɚɞɚɧɧɨɣ ɬɨɱɤɟ;3D Windows (ɬɪɟɯɦɟɪɧɚɹ ɝɪɚɮɢɤɚ):Add 3D Window — ɞɨɛɚɜɥɟɧɢɟ ɨɤɧɚ ɬɪɟɯɦɟɪɧɨɣ ɝɪɚɮɢɤɢ,Delete 3D Window — ɭɞɚɥɟɧɢɟ ɨɤɧɚ ɬɪɟɯɦɟɪɧɨɣ ɝɪɚɮɢɤɢ;Performance Windows — ɪɚɫɲɢɪɟɧɧɵɣ ɚɧɚɥɢɡ (ɩɚɪɚɦɟɬɪɢɱɟɫɤɚɹ ɡɚɜɢɫɢɦɨɫɬɶ):106Ɇ.Ⱥ. Ⱥɦɟɥɢɧɚ03.03.2006ɫɬɪ. 107 ɢɡ 135Add Performance Window — ɞɨɛɚɜɥɟɧɢɟ ɨɤɧɚ ɩɚɪɚɦɟɬɪɢɱɟɫɤɨɣ ɡɚɜɢɫɢɦɨɫɬɢ,Delete Performance Window — ɭɞɚɥɟɧɢɟ ɨɤɧɚ ɩɚɪɚɦɟɬɪɢɱɟɫɤɨɣ ɡɚɜɢɫɢɦɨɫɬɢ;Thumb Nail Plotɩɪɚɜɨɦ ɭɝɥɭ ɷɤɪɚɧɚ;Numeric Output (F5)— ɪɚɡɦɟɳɟɧɢɟ ɝɪɚɮɢɤɚ ɬɟɤɭɳɟɝɨ ɨɤɧɚ ɦɚɥɨɝɨ ɪɚɡɦɟɪɚ ɜ ɜɟɪɯɧɟɦ— ɜɵɜɨɞ ɧɚ ɷɤɪɚɧ ɱɢɫɥɟɧɧɵɯ ɪɟɡɭɥɶɬɚɬɨɜ ɜ ɬɚɛɥɢɱɧɨɣ ɮɨɪɦɟ;— ɜɵɡɨɜ ɪɟɞɚɤɬɨɪɚ ɡɧɚɱɟɧɢɣ ɩɟɪɟɦɟɧɧɵɯ ɫɨɫɬɨɹɧɢɹ (ɧɚState Variables Editor (F12)ɱɚɥɶɧɵɯ ɭɫɥɨɜɢɣ);DSP parameters — ɨɬɤɪɵɬɢɟ ɞɢɚɥɨɝɨɜɨɝɨ ɨɤɧɚ DSP (Digital Signal Processing — ɰɢɮɪɨɜɚɹɨɛɪɚɛɨɬɤɚ ɫɢɝɧɚɥɨɜ), ɜ ɤɨɬɨɪɨɦ ɡɚɞɚɸɬɫɹ ɝɪɚɧɢɰɵ ɢɧɬɟɪɜɚɥɚ ɱɚɫɬɨɬ ɞɥɹ ɪɚɫɱɟɬɚ ɩɪɟɨɛɪɚɡɨɜɚɧɢɹ Ɏɭɪɶɟ (Upper Frequency, Lower Frequency) ɢ ɤɨɥɢɱɟɫɬɜɨ ɨɬɫɱɟɬɨɜ Number of Points (ɞɨɥɠɧɨɛɵɬɶ ɜ ɬɨɱɧɨɫɬɢ ɪɚɜɧɨ ɫɬɟɩɟɧɢ ɱɢɫɥɚ 2 ɜ ɢɧɬɟɪɜɚɥɟ ɨɬ 64 ɞɨ 8192), ɪɢɫ.
4.9. Ɂɚɞɚɧɧɵɟ ɡɧɚɱɟɧɢɹ ɩɪɢɧɢɦɚɸɬɫɹ ɜɨ ɜɧɢɦɚɧɢɟ, ɟɫɥɢ ɜ ɝɪɚɮɟ Status ɧɚɠɚɬɶ ɤɧɨɩɤɭ On. Ɋɚɫɱɟɬ ɢɦɩɭɥɶɫɧɵɯ ɯɚɪɚɤɬɟɪɢɫɬɢɤ ɩɭɬɟɦ ɨɛɪɚɬɧɨɝɨ ɩɪɟɨɛɪɚɡɨɜɚɧɢɹ Ɏɭɪɶɟ ɤɨɦɩɥɟɤɫɧɵɯ ɤɨɷɮɮɢɰɢɟɧɬɨɜ ɩɟɪɟɞɚɱɢɢɥɥɸɫɬɪɢɪɭɟɬɫɹ ɩɪɢɦɟɪɨɦ FFT4 ɢɡ ɤɚɬɚɥɨɝɚ Analysysis\AC. ɋɥɟɞɭɟɬ ɨɬɦɟɬɢɬɶ, ɱɬɨ ɜɨɡɦɨɠɧɨɫɬɶɡɚɞɚɧɢɹ ɩɚɪɚɦɟɬɪɨɜ ɜ ɨɤɧɟ DSP parameters ɧɚ ɩɪɚɤɬɢɤɟ ɩɨɱɬɢ ɧɢɤɨɝɞɚ ɧɟ ɢɫɩɨɥɶɡɭɟɬɫɹ, ɜɫɟɧɟɨɛɯɨɞɢɦɵɟ ɩɚɪɚɦɟɬɪɵ ɦɨɠɧɨ ɡɚɞɚɬɶ ɜ ɨɤɧɟ AC Analysis Limits (ɫɦ.
ɩɪɢɦɟɪ FFT4);Reduce Data Points — ɨɬɤɪɵɬɢɟ ɞɢɚɥɨɝɨɜɨɝɨ ɨɤɧɚ ɫɨɤɪɚɳɟɧɢɹ ɨɛɴɟɦɚ ɢɧɮɨɪɦɚɰɢɢ, ɜɵɜɨɞɢɦɨɣ ɧɚ ɝɪɚɮɢɤɚɯ ɢ ɫɨɯɪɚɧɟɧɧɨɣ ɜ ɮɚɣɥɚɯ;Exit Analysis (F3) — ɡɚɜɟɪɲɟɧɢɟ ɪɟɠɢɦɚ ɚɧɚɥɢɡɚ ɢ ɜɨɡɜɪɚɳɟɧɢɟ ɜ ɨɤɧɨ ɫɯɟɦ.Ɋɢɫ. 4.9. Ɉɤɧɨ ɡɚɞɚɧɢɹ ɞɢɚɩɚɡɨɧɚ ɱɚɫɬɨɬ ɞɥɹ ɪɚɫɱɟɬɚ ɩɪɟɨɛɪɚɡɨɜɚɧɢɹ Ɏɭɪɶɟ4.5.4.Ƚɶɝɩɟ ɲɣɬɦɠɨɨɶɰ ɟɛɨɨɶɰɊɟɡɭɥɶɬɚɬɵ ɪɚɫɱɟɬɚ ɫɯɟɦɵ ɩɨ ɩɨɫɬɨɹɧɧɨɦɭ ɬɨɤɭ ɢ ɬɚɛɥɢɰɵ ɡɧɚɱɟɧɢɣ ɩɟɪɟɦɟɧɧɵɯ, ɨɬɦɟɜ ɫɨɨɬɜɟɬɫɬɜɭɸɳɢɯ ɫɬɪɨɤɚɯ ɨɤɧɚ AC Analysis Limits, ɡɚɧɨɫɹɬɫɹ ɜɱɟɧɧɵɯ ɧɚɠɚɬɢɟɦ ɤɧɨɩɨɤɬɟɤɫɬɨɜɵɣ ɮɚɣɥ <ɢɦɹ ɫɯɟɦɵ>.ANO. ɉɪɨɫɦɨɬɪ ɟɝɨ ɫɨɞɟɪɠɚɧɢɹ ɜɵɩɨɥɧɹɟɬɫɹ ɧɚɠɚɬɢɟɦ ɧɚ ɩɢɤɬɨɜ ɦɟɧɸ Ⱥɋ.ɝɪɚɦɦɭȼ ɧɚɱɚɥɟ ɮɚɣɥɚ ɪɟɡɭɥɶɬɚɬɨɜ ɦɨɞɟɥɢɪɨɜɚɧɢɹ, ɤɚɤ ɢ ɜ ɪɟɠɢɦɟ Transient Analysis, ɩɨɦɟɳɚɸɬɫɹ ɡɧɚɱɟɧɢɹ ɪɟɠɢɦɚ ɩɨ ɩɨɫɬɨɹɧɧɨɦɭ ɬɨɤɭ (ɭɡɥɨɜɵɟ ɩɨɬɟɧɰɢɚɥɵ, ɬɨɤɢ ɱɟɪɟɡ ɢɧɞɭɤɬɢɜɧɨɫɬɢ ɢɥɨɝɢɱɟɫɤɢɟ ɫɨɫɬɨɹɧɢɹ ɰɢɮɪɨɜɵɯ ɭɡɥɨɜ).
Ⱦɚɥɟɟ ɩɪɢɜɟɞɟɧɵ ɩɚɪɚɦɟɬɪɵ ɥɢɧɟɣɧɵɯ ɦɨɞɟɥɟɣ ɞɢɨɞɨɜ ɢ ɬɪɚɧɡɢɫɬɨɪɨɜ, ɪɚɫɫɱɢɬɚɧɧɵɯ ɜ ɪɟɠɢɦɟ ɩɨ ɩɨɫɬɨɹɧɧɨɦɭ ɬɨɤɭ ɢ ɫɨɫɬɨɹɧɢɹ ɪ-n-ɩɟɪɟɯɨɞɨɜ. ȼɡɚɤɥɸɱɟɧɢɟ — ɬɚɛɥɢɰɚ ɞɢɫɤɪɟɬɧɵɯ ɨɬɫɱɟɬɨɜ ɜɵɯɨɞɧɵɯ ɩɟɪɟɦɟɧɧɵɯ, ɝɪɚɮɢɤɢ ɤɨɬɨɪɵɯ ɢɡɨɛɪɚɠɟɧɵ ɜ ɨɤɧɟ Analysis Plot. Ʉɨɥɢɱɟɫɬɜɨ ɫɬɪɨɤ ɜ ɷɬɨɣ ɬɚɛɥɢɰɟ ɪɚɜɧɨ ɡɧɚɱɟɧɢɸ ɩɚɪɚɦɟɬɪɚ Number107D:\Ɉɩɢɫɚɧɢɟ MC8\MC8_V1_2.DOCof Points ɜ ɦɟɧɸ Ⱥɋ Analysis Limits, ɟɫɥɢ ɜɵɛɪɚɧ ɩɨɫɬɨɹɧɧɵɣ ɲɚɝ ɩɨ ɱɚɫɬɨɬɟ ɢɥɢ ɨɩɪɟɞɟɥɹɟɬɫɹɜ ɫɨɨɬɜɟɬɫɬɜɢɢ ɫ ɡɚɞɚɧɧɨɣ ɬɨɱɧɨɫɬɶɸ ɪɚɫɱɟɬɨɜ.ɉɪɢɦɟɱɚɧɢɟ. Ɉɬɦɟɬɢɦ, ɱɬɨ ɩɪɢ ɜɤɥɸɱɟɧɢɢ ɨɩɰɢɢ Auto Scale Ranges ɢ ɜɵɛɨɪɟ FrequencyStep=Auto ɦɚɫɲɬɚɛ ɝɪɚɮɢɤɨɜ ɜɵɛɢɪɚɟɬɫɹ ɚɜɬɨɦɚɬɢɱɟɫɤɢ ɫɨɜɟɪɲɟɧɧɨ ɩɪɚɜɢɥɶɧɨ, ɧɨ ɩɪɢ ɩɟɪɟɫɬɪɨɟɧɢɢ ɝɪɚɮɢɤɨɜ ɩɨɫɥɟ ɨɩɪɟɞɟɥɟɧɢɹ ɦɚɫɲɬɚɛɚ ɲɚɝ ɩɨ ɱɚɫɬɨɬɟ ɜɵɛɢɪɚɟɬɫɹ ɫɥɢɲɤɨɦ ɤɪɭɩɧɵɦɢ ɝɪɚɮɢɤɢ ɫɬɪɨɹɬɫɹ ɝɪɭɛɨ. ɉɨɷɬɨɦɭ ɜ ɷɬɨɦ ɫɥɭɱɚɟ ɩɪɢɯɨɞɢɬɫɹ ɩɪɨɜɨɞɢɬɶ ɦɨɞɟɥɢɪɨɜɚɧɢɟ ɞɜɚɠɞɵ: ɫɧɚɱɚɥɚ ɩɪɢ ɜɤɥɸɱɟɧɧɨɣ ɨɩɰɢɢ Auto Scale Ranges ɚɜɬɨɦɚɬɢɱɟɫɤɢ ɨɩɪɟɞɟɥɢɬɶ ɦɚɫɲɬɚɛ, ɚɡɚɬɟɦ ɜɵɤɥɸɱɢɬɶ ɷɬɭ ɨɩɰɢɸ ɢ ɩɨɜɬɨɪɢɬɶ ɦɨɞɟɥɢɪɨɜɚɧɢɟ — ɝɪɚɮɢɤɢ ɛɭɞɭɬ ɩɨɫɬɪɨɟɧɵ ɫ ɨɛɟɫɩɟɱɟɧɢɟɦ ɡɚɞɚɧɧɨɣ ɬɨɱɧɨɫɬɢ.ɉɪɢɦɟɪɵ ɢɫɩɨɥɶɡɨɜɚɧɢɹ AC ɚɧɚɥɢɡɚ ɫɦ.
ɜ ɫɯɟɦɧɵɯ ɮɚɣɥɚɯ BJT_Oɘ, Butter, FILTER,NYQUIST, ɏɃɆɗɍɋ_ɇɉɌɍ ȽɃɈȻ ɢɡ ɤɚɬɚɥɨɝɚ Analysysis\AC.4.5.5.ɋɛɬɲɠɭ ɮɫɩɝɨɺ ɝɨɮɭɫɠɨɨɠɞɩ ɳɮɧɛȼ ɦɚɬɟɦɚɬɢɱɟɫɤɢɯ ɦɨɞɟɥɹɯ ɤɨɦɩɨɧɟɧɬɨɜ, ɩɪɢɧɹɬɵɯ ɜ ɩɪɨɝɪɚɦɦɟ MC8, ɬɚɤ ɠɟ ɤɚɤ ɢ ɜ ɩɪɨɝɪɚɦɦɟ PSpice, ɭɱɢɬɵɜɚɸɬɫɹ ɬɟɩɥɨɜɵɟ, ɞɪɨɛɨɜɵɟ ɢ ɧɢɡɤɨɱɚɫɬɨɬɧɵɟ ɮɥɢɤɤɟɪ-ɲɭɦɵ (ɫɦ. ɩɨɞɪɨɛɧɨɫɬɢ ɜ [4, 6]).ɋɩɟɤɬɪɚɥɶɧɵɟ ɩɥɨɬɧɨɫɬɢ ɲɭɦɚ ɨɬ ɨɬɞɟɥɶɧɵɯ ɢɫɬɨɱɧɢɤɨɜ ɫɭɦɦɢɪɭɸɬɫɹ. ȼ ɤɚɱɟɫɬɜɟ ɫɩɟɤɬɪɚɥɶɧɨɣ ɩɥɨɬɧɨɫɬɢ ɜɵɯɨɞɧɨɝɨ ɲɭɦɚ (ɪɚɡɦɟɪɧɨɫɬɶ ȼ2/Ƚɰ) ɪɚɫɫɱɢɬɵɜɚɟɬɫɹ ɫɩɟɤɬɪɚɥɶɧɚɹ ɩɥɨɬɧɨɫɬɶ ɧɚɩɪɹɠɟɧɢɹ ɦɟɠɞɭ ɭɡɥɚɦɢ ɫɯɟɦɵ, ɭɤɚɡɚɧɧɵɯ ɜ ɫɩɟɰɢɮɢɤɚɰɢɢ Noise Output. ȿɫɥɢ ɜ ɤɚɱɟɫɬɜɟ ɢɫɬɨɱɧɢɤɚ ɜɯɨɞɧɨɝɨ ɫɢɝɧɚɥɚ ɜɤɥɸɱɚɟɬɫɹ ɢɫɬɨɱɧɢɤ ɧɚɩɪɹɠɟɧɢɹ, ɬɨ ɧɚ ɜɯɨɞ ɩɟɪɟɫɱɢɬɵɜɚɟɬɫɹɫɩɟɤɬɪɚɥɶɧɚɹ ɩɥɨɬɧɨɫɬɶ ɧɚɩɪɹɠɟɧɢɹ, ɚ ɟɫɥɢ ɢɫɬɨɱɧɢɤ ɬɨɤɚ, ɬɨ ɫɩɟɤɬɪɚɥɶɧɚɹ ɩɥɨɬɧɨɫɬɶ ɬɨɤɚ.
ȼɪɟɡɭɥɶɬɚɬɟ ɪɚɫɱɟɬɚ ɭɪɨɜɧɹ ɲɭɦɚ ɧɚ ɝɪɚɮɢɤɚɯ ɢ ɜ ɬɚɛɥɢɰɚɯ ɜɵɜɨɞɹɬɫɹ ɡɧɚɱɟɧɢɹ ɤɜɚɞɪɚɬɧɨɝɨɤɨɪɧɹ ɢɡ ɫɩɟɤɬɪɚɥɶɧɨɣ ɩɥɨɬɧɨɫɬɢ ɧɚɩɪɹɠɟɧɢɹ ɲɭɦɚ (ɪɚɡɦɟɪɧɨɫɬɶ ȼ/Ƚɰ) ɢɥɢ ɫɩɟɤɬɪɚɥɶɧɨɣɩɥɨɬɧɨɫɬɢ ɬɨɤɚ ɲɭɦɚ (ɪɚɡɦɟɪɧɨɫɬɶ Ⱥ/Ƚɰ). ɋɦ. ɩɪɢɦɟɪɵ ɚɧɚɥɢɡɚ ɲɭɦɨɜɵɯ ɯɚɪɚɤɬɟɪɢɫɬɢɤ ɜɫɯɟɦɧɵɯ ɮɚɣɥɚɯ NOISEBJT, DIFFAMP, MOSDIFF, UA741 ɢɡ ɤɚɬɚɥɨɝɚ Analysysis\AC.4.6.Ȼɨɛɦɣɢ ɪɠɫɠɰɩɟɨɶɰ ɪɫɩɱɠɬɬɩɝ (TRANSIENT — Alt+1)ɉɨɫɥɟ ɩɟɪɟɯɨɞɚ ɜ ɪɟɠɢɦ ɚɧɚɥɢɡɚ ɩɟɪɟɯɨɞɧɵɯ ɩɪɨɰɟɫɫɨɜ ɩɪɨɝɪɚɦɦɚ MC8 ɩɪɨɜɟɪɹɟɬ ɩɪɚɜɢɥɶɧɨɫɬɶ ɫɨɫɬɚɜɥɟɧɢɹ ɫɯɟɦɵ. ɉɪɢ ɧɚɥɢɱɢɢ ɨɲɢɛɨɤ ɜɵɜɨɞɢɬɫɹ ɢɧɮɨɪɦɚɰɢɨɧɧɨɟ ɫɨɨɛɳɟɧɢɟ,ɩɪɢ ɨɬɫɭɬɫɬɜɢɢ ɨɲɢɛɨɤ ɜ ɫɯɟɦɟ ɩɪɨɝɪɚɦɦɚ ɫɨɫɬɚɜɥɹɟɬ ɟɟ ɬɨɩɨɥɨɝɢɱɟɫɤɨɟ ɨɩɢɫɚɧɢɟ, ɜɵɩɨɥɧɹɟɬɩɨɞɝɨɬɨɜɤɭ ɤ ɱɢɫɥɟɧɧɨɦɭ ɪɚɫɱɟɬɭ ɩɟɪɟɯɨɞɧɵɯ ɩɪɨɰɟɫɫɨɜ ɢ ɨɬɤɪɵɜɚɟɬ ɨɤɧɨ ɡɚɞɚɧɢɹ ɩɚɪɚɦɟɬɪɨɜɦɨɞɟɥɢɪɨɜɚɧɢɹ Transient Analysis Limits.4.6.1.ɂɛɟɛɨɣɠ ɪɛɫɛɧɠɭɫɩɝ ɧɩɟɠɦɣɫɩɝɛɨɣɺ Transient Analysis Limits (F9,)ȼ ɨɤɧɟ ɡɚɞɚɧɢɹ ɩɚɪɚɦɟɬɪɨɜ ɪɚɫɱɟɬɚ ɩɟɪɟɯɨɞɧɵɯ ɩɪɨɰɟɫɫɨɜ, ɩɨɤɚɡɚɧɧɨɦ ɧɚ ɪɢɫ.
4.10, ɢɦɟɸɬɫɹ ɫɥɟɞɭɸɳɢɟ ɪɚɡɞɟɥɵ.Ʌɩɧɛɨɟɶ:Run — ɧɚɱɚɥɨ ɦɨɞɟɥɢɪɨɜɚɧɢɹ (ɳɟɥɱɨɤ ɧɚ ɩɢɤɬɨɝɪɚɦɦɟɜ ɫɬɪɨɤɟ ɢɧɫɬɪɭɦɟɧɬɨɜ ɢɥɢɧɚɠɚɬɢɟ F2 ɬɚɤɠɟ ɧɚɱɢɧɚɟɬ ɦɨɞɟɥɢɪɨɜɚɧɢɟ). Ɇɨɞɟɥɢɪɨɜɚɧɢɟ ɦɨɠɟɬ ɛɵɬɶ ɨɫɬɚɧɨɜɥɟɧɨ ɜ ɥɸɛɨɣɦɨɦɟɧɬ ɧɚɠɚɬɢɟɦ ɧɚ ɩɢɤɬɨɝɪɚɦɦɭɝɪɚɦɦɭ108ɢɥɢ ɤɥɚɜɢɲɭ Esc. ɉɨɫɥɟɞɨɜɚɬɟɥɶɧɵɟ ɧɚɠɚɬɢɹ ɧɚ ɩɢɤɬɨ-ɩɪɟɪɵɜɚɸɬ ɢ ɡɚɬɟɦ ɩɪɨɞɨɥɠɚɸɬ ɦɨɞɟɥɢɪɨɜɚɧɢɟ;Ɇ.Ⱥ. Ⱥɦɟɥɢɧɚ03.03.2006ɫɬɪ. 109 ɢɡ 135Ɋɢɫ. 4.10. Ɂɚɞɚɧɢɟ ɩɚɪɚɦɟɬɪɨɜ ɪɚɫɱɟɬɚ ɩɟɪɟɯɨɞɧɵɯ ɩɪɨɰɟɫɫɨɜAdd— ɞɨɛɚɜɥɟɧɢɟ ɟɳɟ ɨɞɧɨɣ ɫɬɪɨɤɢ ɫɩɟɰɢɮɢɤɚɰɢɢ ɜɵɜɨɞɚ ɪɟɡɭɥɶɬɚɬɨɜ ɩɨɫɥɟ ɫɬɪɨɤɢ,ɨɬɦɟɱɟɧɧɨɣ ɤɭɪɫɨɪɨɦ. ɇɚ ɷɬɨɣ ɫɬɪɨɤɟ ɭɫɬɚɧɚɜɥɢɜɚɟɬɫɹ ɫɩɨɫɨɛ ɨɬɨɛɪɚɠɟɧɢɹ ɪɟɡɭɥɶɬɚɬɨɜ ɢ ɚɧɚɥɢɬɢɱɟɫɤɢɟ ɜɵɪɚɠɟɧɢɹ ɞɥɹ ɩɨɫɬɪɨɟɧɢɹ ɝɪɚɮɢɤɨɜ. ɉɪɢ ɧɚɥɢɱɢɢ ɛɨɥɶɲɨɝɨ ɤɨɥɢɱɟɫɬɜɚ ɫɬɪɨɤ, ɧɟɭɦɟɳɚɸɳɢɯɫɹ ɧɚ ɷɤɪɚɧɟ, ɩɨɹɜɥɹɟɬɫɹ ɥɢɧɟɣɤɚ ɩɪɨɤɪɭɬɤɢ;Delete — ɭɞɚɥɟɧɢɟ ɫɬɪɨɤɢ ɫɩɟɰɢɮɢɤɚɰɢɢ ɜɵɜɨɞɚ ɪɟɡɭɥɶɬɚɬɨɜ, ɨɬɦɟɱɟɧɧɨɣ ɤɭɪɫɨɪɨɦ;Expand — ɨɬɤɪɵɬɢɟ ɞɨɩɨɥɧɢɬɟɥɶɧɨɝɨ ɨɤɧɚ ɞɥɹ ɜɜɨɞɚ ɬɟɤɫɬɚ ɛɨɥɶɲɨɝɨ ɪɚɡɦɟɪɚ ɩɪɢ ɪɚɫɩɨɥɨɠɟɧɢɢ ɤɭɪɫɨɪɚ ɜ ɨɞɧɨɣ ɢɡ ɝɪɚɮ, ɫɨɞɟɪɠɚɳɢɯ ɜɵɪɚɠɟɧɢɹ, ɧɚɩɪɢɦɟɪ Y Expression;Stepping — ɨɬɤɪɵɬɢɟ ɞɢɚɥɨɝɨɜɨɝɨ ɨɤɧɚ ɡɚɞɚɧɢɹ ɜɚɪɢɚɰɢɢ ɩɚɪɚɦɟɬɪɨɜ;Properties — ɨɬɤɪɵɬɢɟ ɞɢɚɥɨɝɨɜɨɝɨ ɨɤɧɚ, ɢɦɟɸɳɟɝɨ 5 ɢɥɢ 6 ɡɚɤɥɚɞɨɤ: Plot — ɭɩɪɚɜɥɟɧɢɟɜɵɜɨɞɨɦ ɝɪɚɮɢɤɨɜ ɧɚ ɷɤɪɚɧ ɢ ɧɚ ɩɪɢɧɬɟɪ, Scales and Formats — ɜɵɛɨɪ ɦɚɫɲɬɚɛɨɜ ɩɨ ɨɫɹɦ ɤɨɨɪɞɢɧɚɬ, Colors, Fonts and Lines — ɜɵɛɨɪ ɰɜɟɬɚ ɨɛɴɟɤɬɨɜ, ɩɚɪɚɦɟɬɪɨɜ ɲɪɢɮɬɚ ɢ ɬɢɩɚ ɥɢɧɢɣ,Header— ɧɚɧɟɫɟɧɢɟ ɡɚɝɨɥɨɜɤɨɜ ɜ ɜɵɯɨɞɧɵɯ ɱɢɫɥɨɜɵɯ ɞɚɧɧɵɯ, Save Curves ɜɵɛɨɪ ɨɞɧɨɣ ɢɥɢɧɟɫɤɨɥɶɤɢɯ ɩɟɪɟɦɟɧɧɵɯ ɞɥɹ ɫɨɯɪɚɧɟɧɢɹ ɜ ɮɚɣɥɚɯ User Source (ɪɢɫ.
4.11), ɬɨɥɶɤɨ ɜ ɪɟɠɢɦɟTRANSIENT, Tool Bar — ɧɚɧɟɫɟɧɢɟ ɩɢɤɬɨɝɪɚɦɦ ɤɨɦɚɧɞ ɧɚ ɩɚɧɟɥɶ ɢɧɫɬɪɭɦɟɧɬɨɜ);Help — ɜɵɡɨɜ ɪɚɡɞɟɥɚ Transient Analysis ɫɢɫɬɟɦɵ ɩɨɦɨɳɢ.109D:\Ɉɩɢɫɚɧɢɟ MC8\MC8_V1_2.DOCɊɢɫ. 4.11. Ⱦɢɚɥɨɝɨɜɨɟ ɨɤɧɨ Properties (ɡɚɤɥɚɞɤɚ Save Curves)ɒɣɬɦɩɝɶɠɪ ɛ ɫ ɛ ɧ ɠ ɭ ɫ ɶ:Time Range — ɫɩɟɰɢɮɢɤɚɰɢɹ ɤɨɧɟɱɧɨɝɨ ɢ ɧɚɱɚɥɶɧɨɝɨ ɜɪɟɦɟɧɢ ɪɚɫɱɟɬɚ ɩɟɪɟɯɨɞɧɵɯɩɪɨɰɟɫɫɨɜ ɩɨ ɮɨɪɦɚɬɭ Tmax[,Tmin]; ɩɨ ɭɦɨɥɱɚɧɢɸ ɧɚɡɧɚɱɚɟɬɫɹ Tmin=0 (ɨɬɪɢɰɚɬɟɥɶɧɵɟɡɧɚɱɟɧɢɹ ɦɨɦɟɧɬɨɜ ɜɪɟɦɟɧɢ ɧɟɞɨɩɭɫɬɢɦɵ).
ɇɚɩɪɢɦɟɪ, ɫɩɟɰɢɮɢɤɚɰɢɹ "1.2ms,0.4ms" ɡɚɞɚɟɬɢɧɬɟɪɜɚɥ ɦɨɞɟɥɢɪɨɜɚɧɢɹ ɨɬ 0,4 ɞɨ 1,2 ɦɫ;Maximum Time Step — ɦɚɤɫɢɦɚɥɶɧɵɣ ɲɚɝ ɢɧɬɟɝɪɢɪɨɜɚɧɢɹ. Ɋɚɫɱɟɬ ɩɟɪɟɯɨɞɧɵɯ ɩɪɨɰɟɫɫɨɜ ɜɟɞɟɬɫɹ ɫ ɩɟɪɟɦɟɧɧɵɯ ɲɚɝɨɦ, ɜɵɛɢɪɚɟɦɵɦ ɚɜɬɨɦɚɬɢɱɟɫɤɢ, ɜɟɥɢɱɢɧɚ ɤɨɬɨɪɨɝɨ ɨɩɪɟɞɟɥɹɟɬɫɹ ɞɨɩɭɫɬɢɦɨɣ ɨɬɧɨɫɢɬɟɥɶɧɨɣ ɨɲɢɛɤɨɣ RELTOL.
