| 序号 | 芯片名称 | 代换型号 |
|---|---|---|
| 1 | SN74LS642NS | ECG74LS642 M74LS642-1P MB74LS642 MB74LS642M N74LS642-1N N74LS642F N74LS642N NTE74LS642 SK74LS642 SN74LS642 SN74LS642J SN74LS642JD SN74LS642JDS SN74LS642JS SN74LS642N SN74LS642ND SN74LS642NDS SN74LS642NS TCG74LS642 |
| 2 | SN74LS643 | ECG74LS643 M74LS643-1P MB74LS643 MB74LS643M NTE74LS643 SN74LS643 SN74LS643J SN74LS643JD SN74LS643JDS SN74LS643JS SN74LS643N SN74LS643ND SN74LS643NDS SN74LS643NS TCG74LS643 |
| 3 | SN74LS643J | ECG74LS643 M74LS643-1P MB74LS643 MB74LS643M NTE74LS643 SN74LS643 SN74LS643J SN74LS643JD SN74LS643JDS SN74LS643JS SN74LS643N SN74LS643ND SN74LS643NDS SN74LS643NS TCG74LS643 |
| 4 | SN74LS643JD | ECG74LS643 M74LS643-1P MB74LS643 MB74LS643M NTE74LS643 SN74LS643 SN74LS643J SN74LS643JD SN74LS643JDS SN74LS643JS SN74LS643N SN74LS643ND SN74LS643NDS SN74LS643NS TCG74LS643 |
| 5 | SN74LS643JDS | ECG74LS643 M74LS643-1P MB74LS643 MB74LS643M NTE74LS643 SN74LS643 SN74LS643J SN74LS643JD SN74LS643JDS SN74LS643JS SN74LS643N SN74LS643ND SN74LS643NDS SN74LS643NS TCG74LS643 |
| 6 | SN74LS643JS | ECG74LS643 M74LS643-1P MB74LS643 MB74LS643M NTE74LS643 SN74LS643 SN74LS643J SN74LS643JD SN74LS643JDS SN74LS643JS SN74LS643N SN74LS643ND SN74LS643NDS SN74LS643NS TCG74LS643 |
| 7 | SN74LS643N | ECG74LS643 M74LS643-1P MB74LS643 MB74LS643M NTE74LS643 SN74LS643 SN74LS643J SN74LS643JD SN74LS643JDS SN74LS643JS SN74LS643N SN74LS643ND SN74LS643NDS SN74LS643NS TCG74LS643 |
| 8 | SN74LS643ND | ECG74LS643 M74LS643-1P MB74LS643 MB74LS643M NTE74LS643 SN74LS643 SN74LS643J SN74LS643JD SN74LS643JDS SN74LS643JS SN74LS643N SN74LS643ND SN74LS643NDS SN74LS643NS TCG74LS643 |
| 9 | SN74LS643NDS | ECG74LS643 M74LS643-1P MB74LS643 MB74LS643M NTE74LS643 SN74LS643 SN74LS643J SN74LS643JD SN74LS643JDS SN74LS643JS SN74LS643N SN74LS643ND SN74LS643NDS SN74LS643NS TCG74LS643 |
| 10 | SN74LS643NS | ECG74LS643 M74LS643-1P MB74LS643 MB74LS643M NTE74LS643 SN74LS643 SN74LS643J SN74LS643JD SN74LS643JDS SN74LS643JS SN74LS643N SN74LS643ND SN74LS643NDS SN74LS643NS TCG74LS643 |
| 11 | SN74LS645 | 8210050 74LS645 ECG74LS645 M74LS645-1P MB74LS645 MB74LS645M N74LS645-1F N74LS645F N74LS645N NTE74LS645 SK74LS645 SN74LS645 SN74LS645J SN74LS645JD SN74LS645JDS SN74LS645JS SN74LS645N SM74LS645ND SN74LS645NDS SN74LS645NS TCG74LS645 |
| 12 | SN74LS645J | 8210050 74LS645 ECG74LS645 M74LS645-1P MB74LS645 MB74LS645M N74LS645-1F N74LS645F N74LS645N NTE74LS645 SK74LS645 SN74LS645 SN74LS645J SN74LS645JD SN74LS645JDS SN74LS645JS SN74LS645N SM74LS645ND SN74LS645NDS SN74LS645NS TCG74LS645 |
| 13 | SN74LS645JD | 8210050 74LS645 ECG74LS645 M74LS645-1P MB74LS645 MB74LS645M N74LS645-1F N74LS645F N74LS645N NTE74LS645 SK74LS645 SN74LS645 SN74LS645J SN74LS645JD SN74LS645JDS SN74LS645JS SN74LS645N SM74LS645ND SN74LS645NDS SN74LS645NS TCG74LS645 |
| 14 | SN74LS645JDS | 8210050 74LS645 ECG74LS645 M74LS645-1P MB74LS645 MB74LS645M N74LS645-1F N74LS645F N74LS645N NTE74LS645 SK74LS645 SN74LS645 SN74LS645J SN74LS645JD SN74LS645JDS SN74LS645JS SN74LS645N SM74LS645ND SN74LS645NDS SN74LS645NS TCG74LS645 |
| 15 | SN74LS645JS | 8210050 74LS645 ECG74LS645 M74LS645-1P MB74LS645 MB74LS645M N74LS645-1F N74LS645F N74LS645N NTE74LS645 SK74LS645 SN74LS645 SN74LS645J SN74LS645JD SN74LS645JDS SN74LS645JS SN74LS645N SM74LS645ND SN74LS645NDS SN74LS645NS TCG74LS645 |
| 16 | SN74LS645N | 8210050 74LS645 ECG74LS645 M74LS645-1P MB74LS645 MB74LS645M N74LS645-1F N74LS645F N74LS645N NTE74LS645 SK74LS645 SN74LS645 SN74LS645J SN74LS645JD SN74LS645JDS SN74LS645JS SN74LS645N SM74LS645ND SN74LS645NDS SN74LS645NS TCG74LS645 |
| 17 | SN74LS645ND | 8210050 74LS645 ECG74LS645 M74LS645-1P MB74LS645 MB74LS645M N74LS645-1F N74LS645F N74LS645N NTE74LS645 SK74LS645 SN74LS645 SN74LS645J SN74LS645JD SN74LS645JDS SN74LS645JS SN74LS645N SM74LS645ND SN74LS645NDS SN74LS645NS TCG74LS645 |
| 18 | SN74LS645NDS | 8210050 74LS645 ECG74LS645 M74LS645-1P MB74LS645 MB74LS645M N74LS645-1F N74LS645F N74LS645N NTE74LS645 SK74LS645 SN74LS645 SN74LS645J SN74LS645JD SN74LS645JDS SN74LS645JS SN74LS645N SM74LS645ND SN74LS645NDS SN74LS645NS TCG74LS645 |
| 19 | SN74LS645NS | 8210050 74LS645 ECG74LS645 M74LS645-1P MB74LS645 MB74LS645M N74LS645-1F N74LS645F N74LS645N NTE74LS645 SK74LS645 SN74LS645 SN74LS645J SN74LS645JD SN74LS645JDS SN74LS645JS SN74LS645N SM74LS645ND SN74LS645NDS SN74LS645NS TCG74LS645 |
| 20 | SN74LS670 | 74LS670 74LS670DC 74LS670FC 74LS670PC C74LS670P DM74LS670J DM74LS670N DM74LS670W ECG74LS670 HE-443-1173 HEPC74LS670P M74LS670P N74LS670B N74LS670F N74LS670N NTE74LS670 ON74LS670N SN74LS670 SN74LS670J SN74LS670JD SN74LS670JDS SN74LS670JS SN74LS670N SN74LS670ND SN74LS670NDS SN74LS670NS T74LS670B1 TCG74LS670 |
| 21 | SN74LS670J | 74LS670 74LS670DC 74LS670FC 74LS670PC C74LS670P DM74LS670J DM74LS670N DM74LS670W ECG74LS670 HE-443-1173 HEPC74LS670P M74LS670P N74LS670B N74LS670F N74LS670N NTE74LS670 ON74LS670N SN74LS670 SN74LS670J SN74LS670JD SN74LS670JDS SN74LS670JS SN74LS670N SN74LS670ND SN74LS670NDS SN74LS670NS T74LS670B1 TCG74LS670 |
| 22 | SN74LS670JD | 74LS670 74LS670DC 74LS670FC 74LS670PC C74LS670P DM74LS670J DM74LS670N DM74LS670W ECG74LS670 HE-443-1173 HEPC74LS670P M74LS670P N74LS670B N74LS670F N74LS670N NTE74LS670 ON74LS670N SN74LS670 SN74LS670J SN74LS670JD SN74LS670JDS SN74LS670JS SN74LS670N SN74LS670ND SN74LS670NDS SN74LS670NS T74LS670B1 TCG74LS670 |
| 23 | SN74LS670JDS | 74LS670 74LS670DC 74LS670FC 74LS670PC C74LS670P DM74LS670J DM74LS670N DM74LS670W ECG74LS670 HE-443-1173 HEPC74LS670P M74LS670P N74LS670B N74LS670F N74LS670N NTE74LS670 ON74LS670N SN74LS670 SN74LS670J SN74LS670JD SN74LS670JDS SN74LS670JS SN74LS670N SN74LS670ND SN74LS670NDS SN74LS670NS T74LS670B1 TCG74LS670 |
| 24 | SN74LS670JS | 74LS670 74LS670DC 74LS670FC 74LS670PC C74LS670P DM74LS670J DM74LS670N DM74LS670W ECG74LS670 HE-443-1173 HEPC74LS670P M74LS670P N74LS670B N74LS670F N74LS670N NTE74LS670 ON74LS670N SN74LS670 SN74LS670J SN74LS670JD SN74LS670JDS SN74LS670JS SN74LS670N SN74LS670ND SN74LS670NDS SN74LS670NS T74LS670B1 TCG74LS670 |
| 25 | SN74LS670N | 74LS670 74LS670DC 74LS670FC 74LS670PC C74LS670P DM74LS670J DM74LS670N DM74LS670W ECG74LS670 HE-443-1173 HEPC74LS670P M74LS670P N74LS670B N74LS670F N74LS670N NTE74LS670 ON74LS670N SN74LS670 SN74LS670J SN74LS670JD SN74LS670JDS SN74LS670JS SN74LS670N SN74LS670ND SN74LS670NDS SN74LS670NS T74LS670B1 TCG74LS670 |
| 26 | SN74LS670ND | 74LS670 74LS670DC 74LS670FC 74LS670PC C74LS670P DM74LS670J DM74LS670N DM74LS670W ECG74LS670 HE-443-1173 HEPC74LS670P M74LS670P N74LS670B N74LS670F N74LS670N NTE74LS670 ON74LS670N SN74LS670 SN74LS670J SN74LS670JD SN74LS670JDS SN74LS670JS SN74LS670N SN74LS670ND SN74LS670NDS SN74LS670NS T74LS670B1 TCG74LS670 |
| 27 | SN74LS670NDS | 74LS670 74LS670DC 74LS670FC 74LS670PC C74LS670P DM74LS670J DM74LS670N DM74LS670W ECG74LS670 HE-443-1173 HEPC74LS670P M74LS670P N74LS670B N74LS670F N74LS670N NTE74LS670 ON74LS670N SN74LS670 SN74LS670J SN74LS670JD SN74LS670JDS SN74LS670JS SN74LS670N SN74LS670ND SN74LS670NDS SN74LS670NS T74LS670B1 TCG74LS670 |
| 28 | SN74LS670NS | 74LS670 74LS670DC 74LS670FC 74LS670PC C74LS670P DM74LS670J DM74LS670N DM74LS670W ECG74LS670 HE-443-1173 HEPC74LS670P M74LS670P N74LS670B N74LS670F N74LS670N NTE74LS670 ON74LS670N SN74LS670 SN74LS670J SN74LS670JD SN74LS670JDS SN74LS670JS SN74LS670N SN74LS670ND SN74LS670NDS SN74LS670NS T74LS670B1 TCG74LS670 |
| 29 | SN74LS73A | 443-828 612308-1 74LS73 74LS73CH 74LS73J 74LS73W ECG74LS73 HD74LS73 HD74LS73P HE-443-828 M74LS73AP M74LS73P MB74LS73A MB74LS73AM N74LS73F N74LS73N NTE74LS73 SK74LS73 SK74LS73A SN74LS73A SN74LS73AJ SN74LS73AJD SN74LS73AJDS SN74LS73AJS SN74LS73AN SN74LS73AND SN74LS73ANDS SN74LS73ANS SN74LS73AW SN74LS73J SN74LS73N TCG74LS73 X420300730 |
| 30 | SN74LS73AJ | 443-828 612308-1 74LS73 74LS73CH 74LS73J 74LS73W ECG74LS73 HD74LS73 HD74LS73P HE-443-828 M74LS73AP M74LS73P MB74LS73A MB74LS73AM N74LS73F N74LS73N NTE74LS73 SK74LS73 SK74LS73A SN74LS73A SN74LS73AJ SN74LS73AJD SN74LS73AJDS SN74LS73AJS SN74LS73AN SN74LS73AND SN74LS73ANDS SN74LS73ANS SN74LS73AW SN74LS73J SN74LS73N TCG74LS73 X420300730 |
| 31 | SN74LS73AJD | 443-828 612308-1 74LS73 74LS73CH 74LS73J 74LS73W ECG74LS73 HD74LS73 HD74LS73P HE-443-828 M74LS73AP M74LS73P MB74LS73A MB74LS73AM N74LS73F N74LS73N NTE74LS73 SK74LS73 SK74LS73A SN74LS73A SN74LS73AJ SN74LS73AJD SN74LS73AJDS SN74LS73AJS SN74LS73AN SN74LS73AND SN74LS73ANDS SN74LS73ANS SN74LS73AW SN74LS73J SN74LS73N TCG74LS73 X420300730 |
| 32 | SN74LS73AJDS | 443-828 612308-1 74LS73 74LS73CH 74LS73J 74LS73W ECG74LS73 HD74LS73 HD74LS73P HE-443-828 M74LS73AP M74LS73P MB74LS73A MB74LS73AM N74LS73F N74LS73N NTE74LS73 SK74LS73 SK74LS73A SN74LS73A SN74LS73AJ SN74LS73AJD SN74LS73AJDS SN74LS73AJS SN74LS73AN SN74LS73AND SN74LS73ANDS SN74LS73ANS SN74LS73AW SN74LS73J SN74LS73N TCG74LS73 X420300730 |
| 33 | SN74LS73AJS | 443-828 612308-1 74LS73 74LS73CH 74LS73J 74LS73W ECG74LS73 HD74LS73 HD74LS73P HE-443-828 M74LS73AP M74LS73P MB74LS73A MB74LS73AM N74LS73F N74LS73N NTE74LS73 SK74LS73 SK74LS73A SN74LS73A SN74LS73AJ SN74LS73AJD SN74LS73AJDS SN74LS73AJS SN74LS73AN SN74LS73AND SN74LS73ANDS SN74LS73ANS SN74LS73AW SN74LS73J SN74LS73N TCG74LS73 X420300730 |
| 34 | SN74LS73AN | 443-828 612308-1 74LS73 74LS73CH 74LS73J 74LS73W ECG74LS73 HD74LS73 HD74LS73P HE-443-828 M74LS73AP M74LS73P MB74LS73A MB74LS73AM N74LS73F N74LS73N NTE74LS73 SK74LS73 SK74LS73A SN74LS73A SN74LS73AJ SN74LS73AJD SN74LS73AJDS SN74LS73AJS SN74LS73AN SN74LS73AND SN74LS73ANDS SN74LS73ANS SN74LS73AW SN74LS73J SN74LS73N TCG74LS73 X420300730 |
| 35 | SN74LS73AND | 443-828 612308-1 74LS73 74LS73CH 74LS73J 74LS73W ECG74LS73 HD74LS73 HD74LS73P HE-443-828 M74LS73AP M74LS73P MB74LS73A MB74LS73AM N74LS73F N74LS73N NTE74LS73 SK74LS73 SK74LS73A SN74LS73A SN74LS73AJ SN74LS73AJD SN74LS73AJDS SN74LS73AJS SN74LS73AN SN74LS73AND SN74LS73ANDS SN74LS73ANS SN74LS73AW SN74LS73J SN74LS73N TCG74LS73 X420300730 |
| 36 | SN74LS73ANDS | 443-828 612308-1 74LS73 74LS73CH 74LS73J 74LS73W ECG74LS73 HD74LS73 HD74LS73P HE-443-828 M74LS73AP M74LS73P MB74LS73A MB74LS73AM N74LS73F N74LS73N NTE74LS73 SK74LS73 SK74LS73A SN74LS73A SN74LS73AJ SN74LS73AJD SN74LS73AJDS SN74LS73AJS SN74LS73AN SN74LS73AND SN74LS73ANDS SN74LS73ANS SN74LS73AW SN74LS73J SN74LS73N TCG74LS73 X420300730 |
| 37 | SN74LS73ANS | 443-828 612308-1 74LS73 74LS73CH 74LS73J 74LS73W ECG74LS73 HD74LS73 HD74LS73P HE-443-828 M74LS73AP M74LS73P MB74LS73A MB74LS73AM N74LS73F N74LS73N NTE74LS73 SK74LS73 SK74LS73A SN74LS73A SN74LS73AJ SN74LS73AJD SN74LS73AJDS SN74LS73AJS SN74LS73AN SN74LS73AND SN74LS73ANDS SN74LS73ANS SN74LS73AW SN74LS73J SN74LS73N TCG74LS73 X420300730 |
| 38 | SN74LS73AW | 443-828 612308-1 74LS73 74LS73CH 74LS73J 74LS73W ECG74LS73 HD74LS73 HD74LS73P HE-443-828 M74LS73AP M74LS73P MB74LS73A MB74LS73AM N74LS73F N74LS73N NTE74LS73 SK74LS73 SK74LS73A SN74LS73A SN74LS73AJ SN74LS73AJD SN74LS73AJDS SN74LS73AJS SN74LS73AN SN74LS73AND SN74LS73ANDS SN74LS73ANS SN74LS73AW SN74LS73J SN74LS73N TCG74LS73 X420300730 |
| 39 | SN74LS73J | 443-828 612308-1 74LS73 74LS73CH 74LS73J 74LS73W ECG74LS73 HD74LS73 HD74LS73P HE-443-828 M74LS73AP M74LS73P MB74LS73A MB74LS73AM N74LS73F N74LS73N NTE74LS73 SK74LS73 SK74LS73A SN74LS73A SN74LS73AJ SN74LS73AJD SN74LS73AJDS SN74LS73AJS SN74LS73AN SN74LS73AND SN74LS73ANDS SN74LS73ANS SN74LS73AW SN74LS73J SN74LS73N TCG74LS73 X420300730 |
| 40 | SN74LS73N | 443-828 612308-1 74LS73 74LS73CH 74LS73J 74LS73W ECG74LS73 HD74LS73 HD74LS73P HE-443-828 M74LS73AP M74LS73P MB74LS73A MB74LS73AM N74LS73F N74LS73N NTE74LS73 SK74LS73 SK74LS73A SN74LS73A SN74LS73AJ SN74LS73AJD SN74LS73AJDS SN74LS73AJS SN74LS73AN SN74LS73AND SN74LS73ANDS SN74LS73ANS SN74LS73AW SN74LS73J SN74LS73N TCG74LS73 X420300730 |
