# 數位系統實習 ## 74ls08 (AND) ![9qaIQ](https://hackmd.io/_uploads/ByWlCMSkJg.png) ## 74ls11 () ![74ls11-pinout-2-768x512-1-removebg-preview (1) ](https://hackmd.io/_uploads/rymMWmSkkl.png =100%x) ## 74ls21 ![images (3)](https://hackmd.io/_uploads/B1c6gmB1ke.png =100%x) ## 74ls32(OR) ![557db90bd9c0c331ec0449fc1c12678e](https://hackmd.io/_uploads/ry-l0GH11x.jpg) ## 74ls86(XOR) ![74LS86 Quad 2-Input Exclusive OR (XOR) Gate IC- Datasheet](https://hackmd.io/_uploads/H1SqyXS11x.jpg)