24秒计时器电路图

zhb198211
2 ℃
2020-05-24

整理文档很辛苦，赏杯茶钱您下走！

还剩 ... 页未读，继续阅读 >>

免费阅读已结束，点击下载阅读编辑剩下 ... 页

阅读已结束，您可以下载文档离线阅读编辑

资源描述

R4DC7Q3GND1VCC8TR2TH6CV5U1NE555R110kR210kC147uFC20.01uFD2Q5CLK3Q6S4R1U2:A74LS74D12Q9CLK11Q8S10R13U2:B74LS74D015Q03D11Q12D210Q26D39Q37UP5TCU12DN4TCD13PL11MR14U374LS192D015Q03D11Q12D210Q26D39Q37UP5TCU12DN4TCD13PL11MR14U474LS192123U6:A74LS0034U5:B74LS04R4DC7Q3GND1VCC8TR2TH6CV5U9NE555R640kC347uFC40.01uF1098U6:C74LS00BUZ1BUZZERCLEARSW-SPDTSTARTSW-SPDTPAUSESW-SPDT131211U6:D74LS0056U5:C74LS041110U5:E74LS04456U6:B74LS00R310kC5100pF12U5:A74LS04D2Q5CLK3Q6S4R1U7:A74LS7412456U8:A74LS2098U5:F74LS04