74ls148引脚图
![74ls148的4路抢答器](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=899053900,7423512&fm=253&fmt=auto&app=138&f=JPEG?w=584&h=335)
74ls148的4路抢答器
图片尺寸584x335![74ls148管脚图引脚](https://i.ecywang.com/upload/1/img0.baidu.com/it/u=3791138417,2520322539&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=708)
74ls148管脚图引脚
图片尺寸920x1302![74ls148 引脚图及真值表](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=4226143200,695077129&fm=253&fmt=auto&app=138&f=JPEG?w=559&h=321)
74ls148 引脚图及真值表
图片尺寸559x321![74ls148的4路抢答器](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=3967714243,1108198220&fm=253&fmt=auto&app=138&f=JPEG?w=653&h=321)
74ls148的4路抢答器
图片尺寸653x321![【】,ic型号hd74ls148p,hd74ls148p pdf资料,hd](https://i.ecywang.com/upload/1/img1.baidu.com/it/u=4068845983,4286737500&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=702)
【】,ic型号hd74ls148p,hd74ls148p pdf资料,hd
图片尺寸682x958![因为74ls148优先编码器由8个编码输入信号,3个编码](https://i.ecywang.com/upload/1/img0.baidu.com/it/u=892223022,3211588451&fm=253&fmt=auto&app=138&f=JPEG?w=369&h=328)
因为74ls148优先编码器由8个编码输入信号,3个编码
图片尺寸369x328![74ls148引脚图](https://i.ecywang.com/upload/1/img1.baidu.com/it/u=3576727061,999791959&fm=253&fmt=auto&app=138&f=JPEG?w=349&h=280)
74ls148引脚图
图片尺寸349x280![74ls148管脚图引脚功能表真值表](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=616109435,1122205150&fm=253&fmt=auto&app=138&f=PNG?w=488&h=322)
74ls148管脚图引脚功能表真值表
图片尺寸488x322![优先编码器74ls148的芯片引脚排列如图2所示,功能表如表2所示.](https://i.ecywang.com/upload/1/img1.baidu.com/it/u=1677259193,646228721&fm=253&fmt=auto&app=138&f=PNG?w=198&h=139)
优先编码器74ls148的芯片引脚排列如图2所示,功能表如表2所示.
图片尺寸198x139![怎么会呢,u2(74ls148)0-7中,只要有一个输入为](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=2599707805,1672820232&fm=253&fmt=auto&app=138&f=JPEG?w=427&h=303)
怎么会呢,u2(74ls148)0-7中,只要有一个输入为
图片尺寸427x303![附2-1 74ls00引脚图与功能表 附2-3 74ls148引脚图 附2-4](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=362560634,665463673&fm=253&fmt=auto&app=138&f=PNG?w=436&h=289)
附2-1 74ls00引脚图与功能表 附2-3 74ls148引脚图 附2-4
图片尺寸436x289![74ls148引脚图及功能表](https://i.ecywang.com/upload/1/img0.baidu.com/it/u=3882354092,555706566&fm=253&fmt=auto&app=138&f=JPEG?w=1008&h=500)
74ls148引脚图及功能表
图片尺寸1153x572![74ls148工作原理](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=736242546,3760425235&fm=253&fmt=auto&app=138&f=JPEG?w=396&h=231)
74ls148工作原理
图片尺寸396x231![74ls148管脚图引脚功能表真值表逻](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=98660329,2007309004&fm=253&fmt=auto&app=138&f=PNG?w=623&h=182)
74ls148管脚图引脚功能表真值表逻
图片尺寸623x182![74ls148是8线-3线优先编码器,共有54/74148和54](https://i.ecywang.com/upload/1/img1.baidu.com/it/u=2339885262,2993842677&fm=253&fmt=auto&app=138&f=JPEG?w=486&h=331)
74ls148是8线-3线优先编码器,共有54/74148和54
图片尺寸486x331![仿真测试编码器的逻辑功能](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=3096394722,416761134&fm=253&fmt=auto&app=138&f=PNG?w=393&h=478)
仿真测试编码器的逻辑功能
图片尺寸393x478![> 74ls148](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=410285472,680358783&fm=253&fmt=auto&app=138&f=JPEG?w=500&h=647)
> 74ls148
图片尺寸918x1188![用两个74ls148优先编码器芯片扩展为十六线-四线优](https://i.ecywang.com/upload/1/img0.baidu.com/it/u=2555379288,346313585&fm=253&fmt=auto&app=138&f=JPEG?w=447&h=180)
用两个74ls148优先编码器芯片扩展为十六线-四线优
图片尺寸447x180![优先编码器74ls148引脚图及功能介绍工作原理逻辑图及应用电路](https://i.ecywang.com/upload/1/img2.baidu.com/it/u=274204932,2795553836&fm=253&fmt=auto&app=138&f=JPG?w=674&h=313)
优先编码器74ls148引脚图及功能介绍工作原理逻辑图及应用电路
图片尺寸674x313![中规模组合逻辑电路编码器](https://i.ecywang.com/upload/1/img1.baidu.com/it/u=2935084192,1066780468&fm=253&fmt=auto&app=138&f=GIF?w=663&h=306)
中规模组合逻辑电路编码器
图片尺寸700x323