时序逻辑电路习题与答案

、和N。、、二、选择题、和、。D、。。。。。）??3210DDDDQQQQ?3210321021010试分析210。思考与练习题32103210。到QQ依01我测验题。=0=10+=1GG11S&QQQQRG22其。=．===BQAB≥1不定不定QCD（）(b)图T101。QQ。nn=0××1。1QnAQnQQQQQQQ＆1JC11KAACPCPAC11KCPCPQ11R1A．．．．图T4.6QQ。n1nQQQQQQQA1JC11KCPCPCPCPQ．．．D．图T4.78Q为。QQQQQQQQ11CPCPCPCP1．．．．图DT。1DC1QTCPQ图门门门门。0101。。nnn225。n：。Q0Q1Q2Q3图T4.15QQQ为210QQQ为。210QQQ0121QQQQSSSDDDCPRRDDDD图T4.16．．．QQQ为作210。QQQ&201Q012RRDDDRD图T4.17．QQQQ为3210QQQQ为。3210&CO/BOLD0123LD74LS191DDDD0CP01230000图T4.18．．．．表74LS191功能表CT×0CP×↑↑×3d3LD01××××××××××××法法保计计持数数10111×DT和。Q3013DICP4QQQQ为1。0123或或或或4个。4．444438和86和36和83和6ss。习题RQ和QG1RSRQQSQQG2图P4.1RSQQ、RSQ和QG1S&SQQRQ&GRQ2图P4.2SRQQQQRR&&DQQ≥1&SABSD图P4.3A0000B0011n+1A1111B0011nn+1110101011111101n+11A0101111Qn1QnABRS=QQnDDQn1SRQnSS，RRSDDDD0SRDD）所示，设初始状态为R的QCPS1SC11RQSCPRRQQ（）b）图CPSRQDG11DQ11G22Q图P4.6（）DCPGG131TG131DQGTGG2244TG11CPQ图P4.6（b）。D图P4.6（）D=1=、CDQ和QD12GG12平0==GGC1212GG12在1变0DDDDCPDQDCPDQDt，ttt。）H（）（pdANDpdORpdXOR。；12入3QQ180ns10ns80ns锁存器数据输入1数据输入2数据输入3=1&时钟QQ数据输入1控制输入时钟输入50ns10ns（）（b）图P4.7=+pdORpdXOR+t-t。）数据输入1DQKQ）CPJCPK1JC11KQJKQQ（）b）图JKQ．QQQ012。QQQ012FF0001J11C11KC11KC11KCP图QQQ012CP0Q1Q2=0和=1Q，nQX1JC11KCP=1C图P4.10XX为TQn1JQnKQnXQnXQn当XKX为DQn1JQnKQnXDD=01Q=QQDnnDQn1ENQnENDDQ11D0Q和Q01BQQQ011AAB0Q101Q（）（b）图P4.12BA01AAQ1和AQQQ。123Q1Q2Q31ACP（）ACPQ1Q2Q3（b），，，Qn1QnQnQnQn1QnQnQnQn1n1Qn1321323123AQ1Q2Q3QP和QnXP&YQJQXYQ(XYQnnnn1nnnXYQQPXYQQPnn0000001100001011011110011001111001101101QQQ12001CP图P4.15JQnJQnJQnQn0210201KQnKQnKQn102202，，Qn1QnQnQnQnQn1QnQnQnQn12n1QQQ012nnn0202010101nn1QnQn2102000000110101000101101111100110000001100010110110QQQ100000001111210110101011010QQQ012YXXX为RD012Y1=1=1XXX001QQQ012011KRRRCPD图P4.16n1QQQ，Qn1QQQQ，Qn1QQQnnnnnnnnn221011010020QQQ000001110111321100011101CPQ0Q1Q2，）YXQXQXQ102132当XXX123，YQQQ012当QQQ0RY210DDQQQ0010103211000111nn1QnQnQnQn21020000001101010001011011111001100000101×××××××××101Qn111QnQnQnQn2010000111100001111010100000111101QnQnQn222000010001010110001×××1××××××n12QQnn0Q1nQQQQQn1QQQnnnn0nn01110102，，DQnQnDQnQnQQ0nn21011020Q0Q1Q2FFFFFF201&&CPCABCCQQQ210QQQ2101nn1QnQnQnQn2102000001010×1×0×1111001010110101000011011001111×××2n1QQn1010110QnQnQn22200×0×00×1111×1×1×Qn1nnnnnnn221102010Q01CFF0Q11BFF1&Q21AFF2十进制数C00001B11100A0011056789QnQnQnQnQn1Qn1Qn1Qn1321032100000001010001011111110111110011101011001×0×00×0×0×0×1Qn13Qn12QnQn1QnQn1000011110000011110QQn3QQn322000××10111000××01100000001011110××1110××0100Qn1QnQnQnQnQnQnQnQnQnQnQnQnQnQQn3233203102320103Qn1QnQnQnQnQnQnQnQnQnQnQnQn2233210310232Qn11Qn10QnQn1QnQn1000011110000011110QQn3QQn322011××01111110××10001000001××01××1110××1110××0000Qn1QnQnQnQnQnQnQnQnQnQnQnQQn11031310301031Qn1QnQnQnQnQn031321QQQQQQQQQQQ）Qn3n1n3n2n1n0n3n1n3n2n1n0，JQnQQQQK3nnnn032201JQnQnQn，KQn231023JQQ，KQnQnnn130103JQnQnQnQnQn，KQnQnQnQnQn031321031321QQQ&&&1&2301JQ&Q1013CPR11100000G00001111Y00010000R0Y00001100000100110100××××××××××××××××××0010010101100111111011001010110110111111YRGQQQQQQnnnnnn10000111101000011110000011110QQQQQQnnnnn32323211××01××000000000××10××1011100××00××010000000××0××101××00101111011101110YQQQQQQQ3130230313210310DSSS）012SSS10S2XZQnQnQn1Qn110100010010010110001××QQ0Z10010XXX010010，Qn1XQQQ1001101101DXQXQ0011X&FFZ01&&C1CP1X3个Z为。表1余码00000000110000111100001100110001010101010000011111011110000110011001101010101010当，。当。当S0SSSS21350/01/10/01/10/1S41/0S6Z当前状态X=0X=1X=0X=1S0S1S2S3S4S5S6S1S3S4S5S5S0S0S2S4S4S5S6S0—11001011101—QnQn1000111100Qn20S0S1S4S61S2S3S5Qn1n1n1QQY210QnQnQ21X=100000011011110111100101001001011001××××××1××××××n1QnQn11QQnnQQn21010nnXQXQ220100011100001111111100×××0×01×0×n1Q0nQ1n1nXQQnnnQQQnXQQnnQ22021010n1QnQQnYnQQn01010nnXQXQ221111100000011010101010×××0×11×0×n1Q1nQ0YXQnn2201Dnn0n01n1DnQ0nQ&nQQ11Q&2Y2nQQ&n02Q&21nQX2nQ1nQ0T8=0=1&&FF0FF2CP&&1&&&&1M=0和1&X≥1&YQQQQQQQQQCOLD11EPETCPCOLD11COLD012223301233LDRD7416174161R1CPR1RDDDDDCPDDDD1DDD01201200011001图P4.23图P4.24QQQQ32108QQQQ1000100110101011321011111110110111005QQQQ10011010321011001011YF。和4。1AAAABBBBQQQQRD3210321011LD0123AB）1AB）YDDDDAB）012311）001101000101101001111000QQQQ11013210110010111001）0123N从的BBBB3210为8选1QQQL012LY012&EPET110123ECPDDDDRCP101234567D0123100000图6）CPQ0Q1Q2L&C101230123ET74LS160（1）LD11RRDD01230123CP图表74LS160功能表×↑10111×××101×1×0↑111计数QQQQ010001013210101110101001100001110110&11EPCOLD01233LDRD174161RCPDDDDD012××××QQQQ000000010010001101000101321010101001100001110110&QQQQ11COLD0123LDRD74161CPDDDDRCP1D01230000+5VQQQQEPETCP12345678901233CPLDRD741611sR重复前面过程RDDDD亮暗1D012TTL（）（b）图P4.29&123456789110123LDRD暗亮RDDDDR1101232D0000QQQQ0001111000101101001111000100101132101111：DDDDLDQQ3321021&11EPETCPCOLD01233LDRDR1CPDDDDD0121101=0=100000000110000111100001100110001010101010000011111000010111100110100110101010101=09：QQDDDD=321030=14：QQDDDD=321032XQQXQQDDDDX23103032X1&11&110123RD10123&1&11EPETCO01230123CPRDDDDD1DDDD101230123CP2&1&EPET74161（片0）LDCPEPET0123012LDLDRR1DD01230123&110123301233RR11DD012012CP=0时=1时进====PQQQQPQQQQQ2359421054310LD=MQQQQ+MQQQQQ421054310QQQQQQQQ45670123M&&≥11012301201230123和COBO9LDDDQQQ0122323LDDDD8DQQQQUD013110DU231234567图表RD1CPU××↑13000LD×000011d001××××××××4位二进制加计数4位二进制减计数0↑接=，LDDU接QQQQ。3210&BOCOQQQBOCOQQQ0123012231RDLDRDLDCPCPDDDCPCPDDDUD0123UD0131××××11001