| 序号 | 芯片名称 | 代换型号 |
|---|---|---|
| 1 | SN74LS540NDS | 74LS540DC 74LS540PC ECG74LS540 NTE74LS540 SN74LS540 SN74LS540J SN74LS540JD SN74LS540JDS SN74LS540JS SISf74LS540N SN74LS540ND SN74LS540NDS SN74LS540NS TCG74LS540 |
| 2 | SN74LS540NS | 74LS540DC 74LS540PC ECG74LS540 NTE74LS540 SN74LS540 SN74LS540J SN74LS540JD SN74LS540JDS SN74LS540JS SISf74LS540N SN74LS540ND SN74LS540NDS SN74LS540NS TCG74LS540 |
| 3 | SN74LS541 | 74LS541 74LS541DC 74LS541N 74LS541PC ECG74LS541 HE-443-1058 NTE74LS541 SN74LS541 SN74LS541J SN74LS541JD SN74LS541JDS SN74LS541JS SN74LS541N SN74LS541ND SN74LS541NDS SN74LS541NS TCG74LS541 X420305410 |
| 4 | SN74LS541J | 74LS541 74LS541DC 74LS541N 74LS541PC ECG74LS541 HE-443-1058 NTE74LS541 SN74LS541 SN74LS541J SN74LS541JD SN74LS541JDS SN74LS541JS SN74LS541N SN74LS541ND SN74LS541NDS SN74LS541NS TCG74LS541 X420305410 |
| 5 | SN74LS541JD | 74LS541 74LS541DC 74LS541N 74LS541PC ECG74LS541 HE-443-1058 NTE74LS541 SN74LS541 SN74LS541J SN74LS541JD SN74LS541JDS SN74LS541JS SN74LS541N SN74LS541ND SN74LS541NDS SN74LS541NS TCG74LS541 X420305410 |
| 6 | SN74LS541JDS | 74LS541 74LS541DC 74LS541N 74LS541PC ECG74LS541 HE-443-1058 NTE74LS541 SN74LS541 SN74LS541J SN74LS541JD SN74LS541JDS SN74LS541JS SN74LS541N SN74LS541ND SN74LS541NDS SN74LS541NS TCG74LS541 X420305410 |
| 7 | SN74LS541JS | 74LS541 74LS541DC 74LS541N 74LS541PC ECG74LS541 HE-443-1058 NTE74LS541 SN74LS541 SN74LS541J SN74LS541JD SN74LS541JDS SN74LS541JS SN74LS541N SN74LS541ND SN74LS541NDS SN74LS541NS TCG74LS541 X420305410 |
| 8 | SN74LS541N | 74LS541 74LS541DC 74LS541N 74LS541PC ECG74LS541 HE-443-1058 NTE74LS541 SN74LS541 SN74LS541J SN74LS541JD SN74LS541JDS SN74LS541JS SN74LS541N SN74LS541ND SN74LS541NDS SN74LS541NS TCG74LS541 X420305410 |
| 9 | SN74LS541ND | 74LS541 74LS541DC 74LS541N 74LS541PC ECG74LS541 HE-443-1058 NTE74LS541 SN74LS541 SN74LS541J SN74LS541JD SN74LS541JDS SN74LS541JS SN74LS541N SN74LS541ND SN74LS541NDS SN74LS541NS TCG74LS541 X420305410 |
| 10 | SN74LS541NDS | 74LS541 74LS541DC 74LS541N 74LS541PC ECG74LS541 HE-443-1058 NTE74LS541 SN74LS541 SN74LS541J SN74LS541JD SN74LS541JDS SN74LS541JS SN74LS541N SN74LS541ND SN74LS541NDS SN74LS541NS TCG74LS541 X420305410 |
| 11 | SN74LS541NS | 74LS541 74LS541DC 74LS541N 74LS541PC ECG74LS541 HE-443-1058 NTE74LS541 SN74LS541 SN74LS541J SN74LS541JD SN74LS541JDS SN74LS541JS SN74LS541N SN74LS541ND SN74LS541NDS SN74LS541NS TCG74LS541 X420305410 |
| 12 | SN74LS54J | 74LS54DC 74LS54PC C74LS54P ECG74LS54 HD74LS54 HD74LS54P HEPC74LS54P MB74LS54 MB74LS54M MB75LS54 MB75LS54M N74LS54F N74LS54N NTE74LS54 SK74LS54 SN74LS54 SN74LS54J SN74LS54JD SN74LS54JDS SN74LS54JS SN74LS54N SN74LS54ND SN74LS54NDS SN74LS54NS T74LS54B1 T74LS54D1 TCG74LS54 X420300540 |
| 13 | SN74LS54JD | 74LS54DC 74LS54PC C74LS54P ECG74LS54 HD74LS54 HD74LS54P HEPC74LS54P MB74LS54 MB74LS54M MB75LS54 MB75LS54M N74LS54F N74LS54N NTE74LS54 SK74LS54 SN74LS54 SN74LS54J SN74LS54JD SN74LS54JDS SN74LS54JS SN74LS54N SN74LS54ND SN74LS54NDS SN74LS54NS T74LS54B1 T74LS54D1 TCG74LS54 X420300540 |
| 14 | SN74LS54JDS | 74LS54DC 74LS54PC C74LS54P ECG74LS54 HD74LS54 HD74LS54P HEPC74LS54P MB74LS54 MB74LS54M MB75LS54 MB75LS54M N74LS54F N74LS54N NTE74LS54 SK74LS54 SN74LS54 SN74LS54J SN74LS54JD SN74LS54JDS SN74LS54JS SN74LS54N SN74LS54ND SN74LS54NDS SN74LS54NS T74LS54B1 T74LS54D1 TCG74LS54 X420300540 |
| 15 | SN74LS54JS | 74LS54DC 74LS54PC C74LS54P ECG74LS54 HD74LS54 HD74LS54P HEPC74LS54P MB74LS54 MB74LS54M MB75LS54 MB75LS54M N74LS54F N74LS54N NTE74LS54 SK74LS54 SN74LS54 SN74LS54J SN74LS54JD SN74LS54JDS SN74LS54JS SN74LS54N SN74LS54ND SN74LS54NDS SN74LS54NS T74LS54B1 T74LS54D1 TCG74LS54 X420300540 |
| 16 | SN74LS54N | 74LS54DC 74LS54PC C74LS54P ECG74LS54 HD74LS54 HD74LS54P HEPC74LS54P MB74LS54 MB74LS54M MB75LS54 MB75LS54M N74LS54F N74LS54N NTE74LS54 SK74LS54 SN74LS54 SN74LS54J SN74LS54JD SN74LS54JDS SN74LS54JS SN74LS54N SN74LS54ND SN74LS54NDS SN74LS54NS T74LS54B1 T74LS54D1 TCG74LS54 X420300540 |
| 17 | SN74LS54ND | 74LS54DC 74LS54PC C74LS54P ECG74LS54 HD74LS54 HD74LS54P HEPC74LS54P MB74LS54 MB74LS54M MB75LS54 MB75LS54M N74LS54F N74LS54N NTE74LS54 SK74LS54 SN74LS54 SN74LS54J SN74LS54JD SN74LS54JDS SN74LS54JS SN74LS54N SN74LS54ND SN74LS54NDS SN74LS54NS T74LS54B1 T74LS54D1 TCG74LS54 X420300540 |
| 18 | SN74LS54NDS | 74LS54DC 74LS54PC C74LS54P ECG74LS54 HD74LS54 HD74LS54P HEPC74LS54P MB74LS54 MB74LS54M MB75LS54 MB75LS54M N74LS54F N74LS54N NTE74LS54 SK74LS54 SN74LS54 SN74LS54J SN74LS54JD SN74LS54JDS SN74LS54JS SN74LS54N SN74LS54ND SN74LS54NDS SN74LS54NS T74LS54B1 T74LS54D1 TCG74LS54 X420300540 |
| 19 | SN74LS54NS | 74LS54DC 74LS54PC C74LS54P ECG74LS54 HD74LS54 HD74LS54P HEPC74LS54P MB74LS54 MB74LS54M MB75LS54 MB75LS54M N74LS54F N74LS54N NTE74LS54 SK74LS54 SN74LS54 SN74LS54J SN74LS54JD SN74LS54JDS SN74LS54JS SN74LS54N SN74LS54ND SN74LS54NDS SN74LS54NS T74LS54B1 T74LS54D1 TCG74LS54 X420300540 |
| 20 | SN74LS55 | 74LS55PC C74LS55P DM74LS55N ECG74LS55 HD74LS55 HD74LS55P HEPC74LS55P MB74LS55 MB74LS55M N74LS55F N74LS55N NTE74LS55 SK74LS55 SN74LS55 SN74LS55J SN74LS55JD SN74LS55JDS SN74LS55JS SN74LS55N SN74LS55ND SN74LS55NDS SN74LS55NS T74LS55B1 T74LS55B1N T74LS55D1 TCG74LS55 |
| 21 | SN74LS55J | 74LS55PC C74LS55P DM74LS55N ECG74LS55 HD74LS55 HD74LS55P HEPC74LS55P MB74LS55 MB74LS55M N74LS55F N74LS55N NTE74LS55 SK74LS55 SN74LS55 SN74LS55J SN74LS55JD SN74LS55JDS SN74LS55JS SN74LS55N SN74LS55ND SN74LS55NDS SN74LS55NS T74LS55B1 T74LS55B1N T74LS55D1 TCG74LS55 |
| 22 | SN74LS55JD | 74LS55PC C74LS55P DM74LS55N ECG74LS55 HD74LS55 HD74LS55P HEPC74LS55P MB74LS55 MB74LS55M N74LS55F N74LS55N NTE74LS55 SK74LS55 SN74LS55 SN74LS55J SN74LS55JD SN74LS55JDS SN74LS55JS SN74LS55N SN74LS55ND SN74LS55NDS SN74LS55NS T74LS55B1 T74LS55B1N T74LS55D1 TCG74LS55 |
| 23 | SN74LS55JDS | 74LS55PC C74LS55P DM74LS55N ECG74LS55 HD74LS55 HD74LS55P HEPC74LS55P MB74LS55 MB74LS55M N74LS55F N74LS55N NTE74LS55 SK74LS55 SN74LS55 SN74LS55J SN74LS55JD SN74LS55JDS SN74LS55JS SN74LS55N SN74LS55ND SN74LS55NDS SN74LS55NS T74LS55B1 T74LS55B1N T74LS55D1 TCG74LS55 |
| 24 | SN74LS55JS | 74LS55PC C74LS55P DM74LS55N ECG74LS55 HD74LS55 HD74LS55P HEPC74LS55P MB74LS55 MB74LS55M N74LS55F N74LS55N NTE74LS55 SK74LS55 SN74LS55 SN74LS55J SN74LS55JD SN74LS55JDS SN74LS55JS SN74LS55N SN74LS55ND SN74LS55NDS SN74LS55NS T74LS55B1 T74LS55B1N T74LS55D1 TCG74LS55 |
| 25 | SN74LS55N | 74LS55PC C74LS55P DM74LS55N ECG74LS55 HD74LS55 HD74LS55P HEPC74LS55P MB74LS55 MB74LS55M N74LS55F N74LS55N NTE74LS55 SK74LS55 SN74LS55 SN74LS55J SN74LS55JD SN74LS55JDS SN74LS55JS SN74LS55N SN74LS55ND SN74LS55NDS SN74LS55NS T74LS55B1 T74LS55B1N T74LS55D1 TCG74LS55 |
| 26 | SN74LS55ND | 74LS55PC C74LS55P DM74LS55N ECG74LS55 HD74LS55 HD74LS55P HEPC74LS55P MB74LS55 MB74LS55M N74LS55F N74LS55N NTE74LS55 SK74LS55 SN74LS55 SN74LS55J SN74LS55JD SN74LS55JDS SN74LS55JS SN74LS55N SN74LS55ND SN74LS55NDS SN74LS55NS T74LS55B1 T74LS55B1N T74LS55D1 TCG74LS55 |
| 27 | SN74LS55NDS | 74LS55PC C74LS55P DM74LS55N ECG74LS55 HD74LS55 HD74LS55P HEPC74LS55P MB74LS55 MB74LS55M N74LS55F N74LS55N NTE74LS55 SK74LS55 SN74LS55 SN74LS55J SN74LS55JD SN74LS55JDS SN74LS55JS SN74LS55N SN74LS55ND SN74LS55NDS SN74LS55NS T74LS55B1 T74LS55B1N T74LS55D1 TCG74LS55 |
| 28 | SN74LS55NS | 74LS55PC C74LS55P DM74LS55N ECG74LS55 HD74LS55 HD74LS55P HEPC74LS55P MB74LS55 MB74LS55M N74LS55F N74LS55N NTE74LS55 SK74LS55 SN74LS55 SN74LS55J SN74LS55JD SN74LS55JDS SN74LS55JS SN74LS55N SN74LS55ND SN74LS55NDS SN74LS55NS T74LS55B1 T74LS55B1N T74LS55D1 TCG74LS55 |
| 29 | SN74LS624 | 443-999 74LS624 ECG74LS624 HE-443-999 NTE74LS624 SK74LS624 SN74LS624 SN74LS624J SN74LS624N TCG74LS624 |
| 30 | SN74LS624J | 443-999 74LS624 ECG74LS624 HE-443-999 NTE74LS624 SK74LS624 SN74LS624 SN74LS624J SN74LS624N TCG74LS624 |
| 31 | SN74LS624N | 443-999 74LS624 ECG74LS624 HE-443-999 NTE74LS624 SK74LS624 SN74LS624 SN74LS624J SN74LS624N TCG74LS624 |
| 32 | SN74LS625 | ECG74LS625 NTE74LS625 SK74LS625 SN74LS625 SN74LS625J TCG74LS625 |
| 33 | SN74LS625J | ECG74LS625 NTE74LS625 SK74LS625 SN74LS625 SN74LS625J TCG74LS625 |
| 34 | SN74LS625N | ECG74LS626 NTE74LS626 SK74LS626 SN74LS625N SN74LS626 SN74LS626J SN74LS626N TCG74LS626 |
| 35 | SN74LS626 | ECG74LS626 NTE74LS626 SK74LS626 SN74LS625N SN74LS626 SN74LS626J SN74LS626N TCG74LS626 |
| 36 | SN74LS626J | ECG74LS626 NTE74LS626 SK74LS626 SN74LS625N SN74LS626 SN74LS626J SN74LS626N TCG74LS626 |
| 37 | SN74LS626N | ECG74LS626 NTE74LS626 SK74LS626 SN74LS625N SN74LS626 SN74LS626J SN74LS626N TCG74LS626 |
| 38 | SN74LS640 | ECG74LS640 M74LS640-1P MB74LS640 MB74LS640M N74LS640-1F N74LS640-1N N74LS640F N74LS640N NTE74LS640 SN74LS640 SN74LS640J SN74LS640JD SN74LS640JDS SN74LS640JS SN74LS640N SN74LS640ND SN74LS640NDS SN74LS640NS TCG74LS640 |
| 39 | SN74LS640J | ECG74LS640 M74LS640-1P MB74LS640 MB74LS640M N74LS640-1F N74LS640-1N N74LS640F N74LS640N NTE74LS640 SN74LS640 SN74LS640J SN74LS640JD SN74LS640JDS SN74LS640JS SN74LS640N SN74LS640ND SN74LS640NDS SN74LS640NS TCG74LS640 |
| 40 | SN74LS640JD | ECG74LS640 M74LS640-1P MB74LS640 MB74LS640M N74LS640-1F N74LS640-1N N74LS640F N74LS640N NTE74LS640 SN74LS640 SN74LS640J SN74LS640JD SN74LS640JDS SN74LS640JS SN74LS640N SN74LS640ND SN74LS640NDS SN74LS640NS TCG74LS640 |
