{ "metadata": { "name": "" }, "nbformat": 3, "nbformat_minor": 0, "worksheets": [ { "cells": [ { "cell_type": "heading", "level": 1, "metadata": {}, "source": [ "Chapter 14: Integrated Devices" ] }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 14.1 Page 493" ] }, { "cell_type": "code", "collapsed": false, "input": [ "#initialisation of variable\n", "\n", "from math import *\n", "Rs=1;#resistance\n", "l=90;#length\n", "w=10;#width\n", "e=1.3;\n", "\n", "#calculation\n", "n=l/w;#number\n", "R=(n+e)*Rs;#resistance\n", "\n", "#result\n", "print\"resistance is\",round(R,2),\"Kohm\"" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "resistance is 10.3 Kohm\n" ] } ], "prompt_number": 1 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 14.2 Page 494" ] }, { "cell_type": "code", "collapsed": false, "input": [ "#initialisation of variable\n", "from math import *\n", "A=4*10**-8;#area\n", "E=8.85*10**-14;#constant\n", "V=5;#voltage\n", "t1=1*10**-6;#nm\n", "t2=5*10**-7;#nm\n", "D1=3.9;#dielectric constant\n", "D2=25;#dielectric constant\n", "q=1.6*10**-19;#charge\n", "\n", "#calculation\n", "Qa=D1*E*A*V/t1;#charge\n", "Na=Qa/q;#number\n", "Qb=D2*E*A*V/t2;#charge\n", "Nb=Qb/q;#number\n", "\n", "#result\n", "print\"stored charge for Sio2 is\",round(Qa,16),\"C\"\n", "print\"stored charge for Ta2O5 is\",round(Qb,15),\"C\"\n", "print\"no. of electrons for Sio2 is\",round(Na,2),\"electrons\"\n", "print\"no. of electrons for ta2O5 is\",round(Nb,2),\"electrons\"" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "stored charge for Sio2 is 6.9e-14 C\n", "stored charge for Ta2O5 is 8.85e-13 C\n", "no. of electrons for Sio2 is 431437.5 electrons\n", "no. of electrons for ta2O5 is 5531250.0 electrons\n" ] } ], "prompt_number": 2 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 14.3 Page 496" ] }, { "cell_type": "code", "collapsed": false, "input": [ "#initialisation of variable\n", "from math import *\n", "H=10**-8;#Henry\n", "N=20;#turns\n", "u=1.2*10**-6;#constant\n", "\n", "#calculation\n", "r=H/u/N**2;#radius\n", "\n", "#result\n", "print\"required radius is\",round(r*10**6,1),\"micro-m\"" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "required radius is 20.8 micro-m\n" ] } ], "prompt_number": 3 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 14.4 Page 507" ] }, { "cell_type": "code", "collapsed": false, "input": [ "#initialisation of variable\n", "from math import *\n", "l=5;#length\n", "B=8;#MV/cm\n", "\n", "#calculation\n", "V=l*B;#voltage\n", "\n", "#result\n", "print\"gate-to-source voltage is\",round(V/10,2),\"V\"" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "gate-to-source voltage is 4.0 V\n" ] } ], "prompt_number": 4 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 14.5 Page 525" ] }, { "cell_type": "code", "collapsed": false, "input": [ "#initialisation of variable\n", "from math import *\n", "t=1.5;#thickness\n", "eo=3.9;\n", "e1=7;\n", "e2=25;#for Ta2O5\n", "e3=80;#for TiO2\n", "\n", "#calculation\n", "Dn=t*e1/eo;#nitride\n", "D1=t*e2/eo;#for Ta2O5\n", "D2=t*e3/eo;#for TiO2\n", "\n", "#result\n", "print\"oxide thickness for nitride is\",round(Dn,2),\"nm\"\n", "print\"oxide thickness for Ta2O5 is\",round(D1,2),\"nm\"\n", "print\"oxide thickness for TiO2 is\",round(D2,2),\"nm\"\n", "print\"the answer for part 3 is incorrect in the textbook\"" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "oxide thickness for nitride is 2.69 nm\n", "oxide thickness for Ta2O5 is 9.62 nm\n", "oxide thickness for TiO2 is 30.77 nm\n", "the answer for part 3 is incorrect in the textbook\n" ] } ], "prompt_number": 2 } ], "metadata": {} } ] }