用集成四位全加器74283和组合逻辑电路设计的代码转换电路如图所示。设电路输入DCBA为8421BCD码,若要电路输出S3S2S1S0的编码为2421BCD码,则74283的加数B3B2B1B0对应的输入为 。[img=347x318]18038b38f2d26e5.jpg[/img]
A: [img=53x22]18038b38fb34968.png[/img],[img=53x22]18038b3903f2d12.png[/img],[img=53x22]18038b390cd898b.png[/img],[img=53x22]18038b391547143.png[/img]
B: [img=53x22]18038b391e36012.png[/img],[img=53x22]18038b3926a9847.png[/img],[img=53x22]18038b392f244f0.png[/img],[img=53x22]18038b3937d5ae9.png[/img]
C: [img=53x22]18038b38fb34968.png[/img],[img=53x22]18038b3903f2d12.png[/img],[img=200x22]18038b39520a49f.png[/img]
D: [img=53x22]18038b38fb34968.png[/img],[img=200x22]18038b39626c576.png[/img],[img=53x22]18038b396abbc61.png[/img]
A: [img=53x22]18038b38fb34968.png[/img],[img=53x22]18038b3903f2d12.png[/img],[img=53x22]18038b390cd898b.png[/img],[img=53x22]18038b391547143.png[/img]
B: [img=53x22]18038b391e36012.png[/img],[img=53x22]18038b3926a9847.png[/img],[img=53x22]18038b392f244f0.png[/img],[img=53x22]18038b3937d5ae9.png[/img]
C: [img=53x22]18038b38fb34968.png[/img],[img=53x22]18038b3903f2d12.png[/img],[img=200x22]18038b39520a49f.png[/img]
D: [img=53x22]18038b38fb34968.png[/img],[img=200x22]18038b39626c576.png[/img],[img=53x22]18038b396abbc61.png[/img]
举一反三
- 用集成四位全加器74283和组合逻辑电路设计的代码转换电路如图所示。设电路输入DCBA为8421BCD码,若要电路输出S3S2S1S0的编码为2421BCD码,则74283的加数B3B2B1B0对应的输入为 。[img=347x318]1803813cec427d9.jpg[/img] A: [img=53x22]1803813cf56e39d.png[/img],[img=53x22]1803813cfe7591d.png[/img],[img=53x22]1803813d0661a99.png[/img],[img=53x22]1803813d0e58532.png[/img] B: [img=53x22]1803813d172a335.png[/img],[img=53x22]1803813d2020054.png[/img],[img=53x22]1803813d28109ba.png[/img],[img=53x22]1803813d30d006b.png[/img] C: [img=53x22]1803813cf56e39d.png[/img],[img=53x22]1803813cfe7591d.png[/img],[img=200x22]1803813d4a4dda0.png[/img] D: [img=53x22]1803813cf56e39d.png[/img],[img=200x22]1803813d5afed96.png[/img],[img=53x22]1803813d63dec09.png[/img]
- 用集成四位全加器74283和组合逻辑电路设计的代码转换电路如图所示。设电路输入DCBA为8421BCD码,若要电路输出S3S2S1S0的编码为2421BCD码,则74283的加数B3B2B1B0对应的输入为 。[img=347x318]1803959ca067672.jpg[/img] A: [img=53x22]1803959ca8a4fd8.png[/img],[img=53x22]1803959cb07db81.png[/img],[img=53x22]1803959cb8a8881.png[/img],[img=53x22]1803959cc183c75.png[/img] B: [img=53x22]1803959cc9da726.png[/img],[img=53x22]1803959cd2bca98.png[/img],[img=53x22]1803959cdae7f14.png[/img],[img=53x22]1803959ce35f04d.png[/img] C: [img=53x22]1803959ca8a4fd8.png[/img],[img=53x22]1803959cb07db81.png[/img],[img=200x22]1803959cfa93857.png[/img] D: [img=53x22]1803959ca8a4fd8.png[/img],[img=200x22]1803959d0ac3fdb.png[/img],[img=53x22]1803959d12a7414.png[/img]
- 用集成四位全加器74283和组合逻辑电路设计的代码转换电路如图所示。设电路输入DCBA为8421BCD码,若要电路输出S3S2S1S0的编码为2421BCD码,则74283的加数B3B2B1B0对应的输入为 。[img=347x318]18037ea3ef519b0.jpg[/img] A: [img=53x22]18037ea3f821ef3.png[/img],[img=53x22]18037ea400457fe.png[/img],[img=53x22]18037ea40961894.png[/img],[img=53x22]18037ea41197beb.png[/img] B: [img=53x22]18037ea41a47dbf.png[/img],[img=53x22]18037ea422a0f47.png[/img],[img=53x22]18037ea42b99e9e.png[/img],[img=53x22]18037ea433a27f9.png[/img] C: [img=53x22]18037ea3f821ef3.png[/img],[img=53x22]18037ea400457fe.png[/img],[img=200x22]18037ea44c23991.png[/img] D: [img=53x22]18037ea3f821ef3.png[/img],[img=200x22]18037ea45dc1f91.png[/img],[img=53x22]18037ea465d5170.png[/img]
- 用集成四位全加器74283和组合逻辑电路设计的代码转换电路如图所示。设电路输入DCBA为8421BCD码,若要电路输出S3S2S1S0的编码为2421BCD码,则74283的加数B3B2B1B0对应的输入为 。[img=347x318]1802d49bf8f1fc7.jpg[/img] A: [img=53x22]1802d49c012ded5.png[/img],[img=53x22]1802d49c09c11e2.png[/img],[img=53x22]1802d49c127e802.png[/img],[img=53x22]1802d49c1b46cc5.png[/img] B: [img=53x22]1802d49c24b5a9b.png[/img],[img=53x22]1802d49c2cc24e1.png[/img],[img=53x22]1802d49c35869ed.png[/img],[img=53x22]1802d49c3e3d06d.png[/img] C: [img=53x22]1802d49c012ded5.png[/img],[img=53x22]1802d49c09c11e2.png[/img],[img=200x22]1802d49c56bdbb5.png[/img] D: [img=53x22]1802d49c012ded5.png[/img],[img=200x22]1802d49c68b9172.png[/img],[img=53x22]1802d49c715221b.png[/img]
- 用集成四位全加器74283和组合逻辑电路设计的代码转换电路如图所示。设电路输入DCBA为8421BCD码,若要电路输出S3S2S1S0的编码为2421BCD码,则74283的加数B3B2B1B0对应的输入为 。[img=347x318]1803af271e399ee.jpg[/img] A: [img=53x22]1803af272635463.png[/img],[img=53x22]1803af272f0dd16.png[/img],[img=53x22]1803af273767e1c.png[/img],[img=53x22]1803af273f71be7.png[/img] B: [img=53x22]1803af274806151.png[/img],[img=53x22]1803af275018979.png[/img],[img=53x22]1803af2757ffabf.png[/img],[img=53x22]1803af27600d9d9.png[/img] C: [img=53x22]1803af272635463.png[/img],[img=53x22]1803af272f0dd16.png[/img],[img=200x22]1803af277801576.png[/img] D: [img=53x22]1803af272635463.png[/img],[img=200x22]1803af27885eedc.png[/img],[img=53x22]1803af279185aba.png[/img]