| 序号 | 芯片名称 | 代换型号 |
|---|---|---|
| 1 | SN74LS47JD | 74LS47DC 74LS47PC DM74LS47N ECG74LS47 HD74LS47 HD74LS47P M74LS47P MB74LS47 MB74LS47M NTE74LS47 SK74LS47 SN74LS47 SN74LS47J SN74LS47JD SN74LS47JDS SN74LS47JS SN74LS47N SN74LS47ND SN74LS47NDS SN74LS47NS TCG74LS47 |
| 2 | SN74LS47JDS | 74LS47DC 74LS47PC DM74LS47N ECG74LS47 HD74LS47 HD74LS47P M74LS47P MB74LS47 MB74LS47M NTE74LS47 SK74LS47 SN74LS47 SN74LS47J SN74LS47JD SN74LS47JDS SN74LS47JS SN74LS47N SN74LS47ND SN74LS47NDS SN74LS47NS TCG74LS47 |
| 3 | SN74LS47JS | 74LS47DC 74LS47PC DM74LS47N ECG74LS47 HD74LS47 HD74LS47P M74LS47P MB74LS47 MB74LS47M NTE74LS47 SK74LS47 SN74LS47 SN74LS47J SN74LS47JD SN74LS47JDS SN74LS47JS SN74LS47N SN74LS47ND SN74LS47NDS SN74LS47NS TCG74LS47 |
| 4 | SN74LS47N | 74LS47DC 74LS47PC DM74LS47N ECG74LS47 HD74LS47 HD74LS47P M74LS47P MB74LS47 MB74LS47M NTE74LS47 SK74LS47 SN74LS47 SN74LS47J SN74LS47JD SN74LS47JDS SN74LS47JS SN74LS47N SN74LS47ND SN74LS47NDS SN74LS47NS TCG74LS47 |
| 5 | SN74LS47ND | 74LS47DC 74LS47PC DM74LS47N ECG74LS47 HD74LS47 HD74LS47P M74LS47P MB74LS47 MB74LS47M NTE74LS47 SK74LS47 SN74LS47 SN74LS47J SN74LS47JD SN74LS47JDS SN74LS47JS SN74LS47N SN74LS47ND SN74LS47NDS SN74LS47NS TCG74LS47 |
| 6 | SN74LS47NDS | 74LS47DC 74LS47PC DM74LS47N ECG74LS47 HD74LS47 HD74LS47P M74LS47P MB74LS47 MB74LS47M NTE74LS47 SK74LS47 SN74LS47 SN74LS47J SN74LS47JD SN74LS47JDS SN74LS47JS SN74LS47N SN74LS47ND SN74LS47NDS SN74LS47NS TCG74LS47 |
| 7 | SN74LS47NS | 74LS47DC 74LS47PC DM74LS47N ECG74LS47 HD74LS47 HD74LS47P M74LS47P MB74LS47 MB74LS47M NTE74LS47 SK74LS47 SN74LS47 SN74LS47J SN74LS47JD SN74LS47JDS SN74LS47JS SN74LS47N SN74LS47ND SN74LS47NDS SN74LS47NS TCG74LS47 |
| 8 | SN74LS48J | 74LS48DC 74LS48PC DM74LS48N ECG74LS48 HD74LS48 HD74LS48P M74LS48P MB74LS48 MB74LS48M NTE74LS48 SK74LS48 SN74LS48J SN74LS48JD SN74LS48JDS SN74LS48JS SN74LS48N SN74LS48ND SN74LS48NDS SN74LS48NS TCG74LS48 |
| 9 | SN74LS48JD | 74LS48DC 74LS48PC DM74LS48N ECG74LS48 HD74LS48 HD74LS48P M74LS48P MB74LS48 MB74LS48M NTE74LS48 SK74LS48 SN74LS48J SN74LS48JD SN74LS48JDS SN74LS48JS SN74LS48N SN74LS48ND SN74LS48NDS SN74LS48NS TCG74LS48 |
| 10 | SN74LS48JDS | 74LS48DC 74LS48PC DM74LS48N ECG74LS48 HD74LS48 HD74LS48P M74LS48P MB74LS48 MB74LS48M NTE74LS48 SK74LS48 SN74LS48J SN74LS48JD SN74LS48JDS SN74LS48JS SN74LS48N SN74LS48ND SN74LS48NDS SN74LS48NS TCG74LS48 |
| 11 | SN74LS48JS | 74LS48DC 74LS48PC DM74LS48N ECG74LS48 HD74LS48 HD74LS48P M74LS48P MB74LS48 MB74LS48M NTE74LS48 SK74LS48 SN74LS48J SN74LS48JD SN74LS48JDS SN74LS48JS SN74LS48N SN74LS48ND SN74LS48NDS SN74LS48NS TCG74LS48 |
| 12 | SN74LS48N | 74LS48DC 74LS48PC DM74LS48N ECG74LS48 HD74LS48 HD74LS48P M74LS48P MB74LS48 MB74LS48M NTE74LS48 SK74LS48 SN74LS48J SN74LS48JD SN74LS48JDS SN74LS48JS SN74LS48N SN74LS48ND SN74LS48NDS SN74LS48NS TCG74LS48 |
| 13 | SN74LS48ND | 74LS48DC 74LS48PC DM74LS48N ECG74LS48 HD74LS48 HD74LS48P M74LS48P MB74LS48 MB74LS48M NTE74LS48 SK74LS48 SN74LS48J SN74LS48JD SN74LS48JDS SN74LS48JS SN74LS48N SN74LS48ND SN74LS48NDS SN74LS48NS TCG74LS48 |
| 14 | SN74LS48NDS | 74LS48DC 74LS48PC DM74LS48N ECG74LS48 HD74LS48 HD74LS48P M74LS48P MB74LS48 MB74LS48M NTE74LS48 SK74LS48 SN74LS48J SN74LS48JD SN74LS48JDS SN74LS48JS SN74LS48N SN74LS48ND SN74LS48NDS SN74LS48NS TCG74LS48 |
| 15 | SN74LS48NS | 74LS48DC 74LS48PC DM74LS48N ECG74LS48 HD74LS48 HD74LS48P M74LS48P MB74LS48 MB74LS48M NTE74LS48 SK74LS48 SN74LS48J SN74LS48JD SN74LS48JDS SN74LS48JS SN74LS48N SN74LS48ND SN74LS48NDS SN74LS48NS TCG74LS48 |
| 16 | SN74LS49 | 74LS49DC 74LS49PC ECG74LS49 HD74LS49 HD74LS49P MB74LS49 MB74LS49M NTE74LS49 SK74LS49 SN74LS49 SN74LS49J SN74LS49JD SN74LS49JDS SN74LS49JS SN74LS49N SN74LS49ND SN74LS49NDS SN74LS49NS TCG74LS49 |
| 17 | SN74LS490 | 74LS490 74LS490PC ECG74LS490 HD74LS490 HD74LS490P M74LS490P N74LS490F N74LS490N NTE74LS490 SK74LS490 SN74LS490 SN74LS490J SN74LS490JD SN74LS490JDS SN74LS490JS SN74LS490N SN74LS490ND SN74LS490NDS SN74LS490NS TCG74LS490 |
| 18 | SN74LS490J | 74LS490 74LS490PC ECG74LS490 HD74LS490 HD74LS490P M74LS490P N74LS490F N74LS490N NTE74LS490 SK74LS490 SN74LS490 SN74LS490J SN74LS490JD SN74LS490JDS SN74LS490JS SN74LS490N SN74LS490ND SN74LS490NDS SN74LS490NS TCG74LS490 |
| 19 | SN74LS490JD | 74LS490 74LS490PC ECG74LS490 HD74LS490 HD74LS490P M74LS490P N74LS490F N74LS490N NTE74LS490 SK74LS490 SN74LS490 SN74LS490J SN74LS490JD SN74LS490JDS SN74LS490JS SN74LS490N SN74LS490ND SN74LS490NDS SN74LS490NS TCG74LS490 |
| 20 | SN74LS490JDS | 74LS490 74LS490PC ECG74LS490 HD74LS490 HD74LS490P M74LS490P N74LS490F N74LS490N NTE74LS490 SK74LS490 SN74LS490 SN74LS490J SN74LS490JD SN74LS490JDS SN74LS490JS SN74LS490N SN74LS490ND SN74LS490NDS SN74LS490NS TCG74LS490 |
| 21 | SN74LS490JS | 74LS490 74LS490PC ECG74LS490 HD74LS490 HD74LS490P M74LS490P N74LS490F N74LS490N NTE74LS490 SK74LS490 SN74LS490 SN74LS490J SN74LS490JD SN74LS490JDS SN74LS490JS SN74LS490N SN74LS490ND SN74LS490NDS SN74LS490NS TCG74LS490 |
| 22 | SN74LS490N | 74LS490 74LS490PC ECG74LS490 HD74LS490 HD74LS490P M74LS490P N74LS490F N74LS490N NTE74LS490 SK74LS490 SN74LS490 SN74LS490J SN74LS490JD SN74LS490JDS SN74LS490JS SN74LS490N SN74LS490ND SN74LS490NDS SN74LS490NS TCG74LS490 |
| 23 | SN74LS490ND | 74LS490 74LS490PC ECG74LS490 HD74LS490 HD74LS490P M74LS490P N74LS490F N74LS490N NTE74LS490 SK74LS490 SN74LS490 SN74LS490J SN74LS490JD SN74LS490JDS SN74LS490JS SN74LS490N SN74LS490ND SN74LS490NDS SN74LS490NS TCG74LS490 |
| 24 | SN74LS490NDS | 74LS490 74LS490PC ECG74LS490 HD74LS490 HD74LS490P M74LS490P N74LS490F N74LS490N NTE74LS490 SK74LS490 SN74LS490 SN74LS490J SN74LS490JD SN74LS490JDS SN74LS490JS SN74LS490N SN74LS490ND SN74LS490NDS SN74LS490NS TCG74LS490 |
| 25 | SN74LS490NS | 74LS490 74LS490PC ECG74LS490 HD74LS490 HD74LS490P M74LS490P N74LS490F N74LS490N NTE74LS490 SK74LS490 SN74LS490 SN74LS490J SN74LS490JD SN74LS490JDS SN74LS490JS SN74LS490N SN74LS490ND SN74LS490NDS SN74LS490NS TCG74LS490 |
| 26 | SN74LS49J | 74LS49DC 74LS49PC ECG74LS49 HD74LS49 HD74LS49P MB74LS49 MB74LS49M NTE74LS49 SK74LS49 SN74LS49 SN74LS49J SN74LS49JD SN74LS49JDS SN74LS49JS SN74LS49N SN74LS49ND SN74LS49NDS SN74LS49NS TCG74LS49 |
| 27 | SN74LS49JD | 74LS49DC 74LS49PC ECG74LS49 HD74LS49 HD74LS49P MB74LS49 MB74LS49M NTE74LS49 SK74LS49 SN74LS49 SN74LS49J SN74LS49JD SN74LS49JDS SN74LS49JS SN74LS49N SN74LS49ND SN74LS49NDS SN74LS49NS TCG74LS49 |
| 28 | SN74LS49JDS | 74LS49DC 74LS49PC ECG74LS49 HD74LS49 HD74LS49P MB74LS49 MB74LS49M NTE74LS49 SK74LS49 SN74LS49 SN74LS49J SN74LS49JD SN74LS49JDS SN74LS49JS SN74LS49N SN74LS49ND SN74LS49NDS SN74LS49NS TCG74LS49 |
| 29 | SN74LS49JS | 74LS49DC 74LS49PC ECG74LS49 HD74LS49 HD74LS49P MB74LS49 MB74LS49M NTE74LS49 SK74LS49 SN74LS49 SN74LS49J SN74LS49JD SN74LS49JDS SN74LS49JS SN74LS49N SN74LS49ND SN74LS49NDS SN74LS49NS TCG74LS49 |
| 30 | SN74LS49N | 74LS49DC 74LS49PC ECG74LS49 HD74LS49 HD74LS49P MB74LS49 MB74LS49M NTE74LS49 SK74LS49 SN74LS49 SN74LS49J SN74LS49JD SN74LS49JDS SN74LS49JS SN74LS49N SN74LS49ND SN74LS49NDS SN74LS49NS TCG74LS49 |
| 31 | SN74LS49ND | 74LS49DC 74LS49PC ECG74LS49 HD74LS49 HD74LS49P MB74LS49 MB74LS49M NTE74LS49 SK74LS49 SN74LS49 SN74LS49J SN74LS49JD SN74LS49JDS SN74LS49JS SN74LS49N SN74LS49ND SN74LS49NDS SN74LS49NS TCG74LS49 |
| 32 | SN74LS49NDS | 74LS49DC 74LS49PC ECG74LS49 HD74LS49 HD74LS49P MB74LS49 MB74LS49M NTE74LS49 SK74LS49 SN74LS49 SN74LS49J SN74LS49JD SN74LS49JDS SN74LS49JS SN74LS49N SN74LS49ND SN74LS49NDS SN74LS49NS TCG74LS49 |
| 33 | SN74LS49NS | 74LS49DC 74LS49PC ECG74LS49 HD74LS49 HD74LS49P MB74LS49 MB74LS49M NTE74LS49 SK74LS49 SN74LS49 SN74LS49J SN74LS49JD SN74LS49JDS SN74LS49JS SN74LS49N SN74LS49ND SN74LS49NDS SN74LS49NS TCG74LS49 |
| 34 | SN74LS51 | 443-951 74LS51 74LS51CH 74LS51DC 74LS51J 74LS51PC 74LS51W C060474 C74LS51P DM74LS51 DM74LS51N ECG74LS51 HD74LS51 HD74LS51P HEPC74LS51P LS51N M74LS51P MB74LS51 MB74LS51M N74LS51F N74LS51N NTE74LS51 SK74LS51 SN74LS51 SN74LS51J SN74LS51JD SN74LS51JDS SN74LS51JS SN74LS51N SN74LS51ND SN74LS51NDS SN74LS51NS SN74LS51W T74LS51B1 T74LS51D1 TCG74LS51 X420300510 |
| 35 | SN74LS51J | 443-951 74LS51 74LS51CH 74LS51DC 74LS51J 74LS51PC 74LS51W C060474 C74LS51P DM74LS51 DM74LS51N ECG74LS51 HD74LS51 HD74LS51P HEPC74LS51P LS51N M74LS51P MB74LS51 MB74LS51M N74LS51F N74LS51N NTE74LS51 SK74LS51 SN74LS51 SN74LS51J SN74LS51JD SN74LS51JDS SN74LS51JS SN74LS51N SN74LS51ND SN74LS51NDS SN74LS51NS SN74LS51W T74LS51B1 T74LS51D1 TCG74LS51 X420300510 |
| 36 | SN74LS51JD | 443-951 74LS51 74LS51CH 74LS51DC 74LS51J 74LS51PC 74LS51W C060474 C74LS51P DM74LS51 DM74LS51N ECG74LS51 HD74LS51 HD74LS51P HEPC74LS51P LS51N M74LS51P MB74LS51 MB74LS51M N74LS51F N74LS51N NTE74LS51 SK74LS51 SN74LS51 SN74LS51J SN74LS51JD SN74LS51JDS SN74LS51JS SN74LS51N SN74LS51ND SN74LS51NDS SN74LS51NS SN74LS51W T74LS51B1 T74LS51D1 TCG74LS51 X420300510 |
| 37 | SN74LS51JDS | 443-951 74LS51 74LS51CH 74LS51DC 74LS51J 74LS51PC 74LS51W C060474 C74LS51P DM74LS51 DM74LS51N ECG74LS51 HD74LS51 HD74LS51P HEPC74LS51P LS51N M74LS51P MB74LS51 MB74LS51M N74LS51F N74LS51N NTE74LS51 SK74LS51 SN74LS51 SN74LS51J SN74LS51JD SN74LS51JDS SN74LS51JS SN74LS51N SN74LS51ND SN74LS51NDS SN74LS51NS SN74LS51W T74LS51B1 T74LS51D1 TCG74LS51 X420300510 |
| 38 | SN74LS51JS | 443-951 74LS51 74LS51CH 74LS51DC 74LS51J 74LS51PC 74LS51W C060474 C74LS51P DM74LS51 DM74LS51N ECG74LS51 HD74LS51 HD74LS51P HEPC74LS51P LS51N M74LS51P MB74LS51 MB74LS51M N74LS51F N74LS51N NTE74LS51 SK74LS51 SN74LS51 SN74LS51J SN74LS51JD SN74LS51JDS SN74LS51JS SN74LS51N SN74LS51ND SN74LS51NDS SN74LS51NS SN74LS51W T74LS51B1 T74LS51D1 TCG74LS51 X420300510 |
| 39 | SN74LS51N | 443-951 74LS51 74LS51CH 74LS51DC 74LS51J 74LS51PC 74LS51W C060474 C74LS51P DM74LS51 DM74LS51N ECG74LS51 HD74LS51 HD74LS51P HEPC74LS51P LS51N M74LS51P MB74LS51 MB74LS51M N74LS51F N74LS51N NTE74LS51 SK74LS51 SN74LS51 SN74LS51J SN74LS51JD SN74LS51JDS SN74LS51JS SN74LS51N SN74LS51ND SN74LS51NDS SN74LS51NS SN74LS51W T74LS51B1 T74LS51D1 TCG74LS51 X420300510 |
| 40 | SN74LS51ND | 443-951 74LS51 74LS51CH 74LS51DC 74LS51J 74LS51PC 74LS51W C060474 C74LS51P DM74LS51 DM74LS51N ECG74LS51 HD74LS51 HD74LS51P HEPC74LS51P LS51N M74LS51P MB74LS51 MB74LS51M N74LS51F N74LS51N NTE74LS51 SK74LS51 SN74LS51 SN74LS51J SN74LS51JD SN74LS51JDS SN74LS51JS SN74LS51N SN74LS51ND SN74LS51NDS SN74LS51NS SN74LS51W T74LS51B1 T74LS51D1 TCG74LS51 X420300510 |
