| 序号 | 芯片名称 | 代换型号 |
|---|---|---|
| 1 | 74LS51 | 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 |
| 2 | 74LS51CH | 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 |
| 3 | 74LS51DC | 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 |
| 4 | 74LS51J | 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 |
| 5 | 74LS51PC | 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 |
| 6 | 74LS51W | 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 |
| 7 | 74LS540DC | 74LS540DC 74LS540PC ECG74LS540 NTE74LS540 SN74LS540 SN74LS540J SN74LS540JD SN74LS540JDS SN74LS540JS SISf74LS540N SN74LS540ND SN74LS540NDS SN74LS540NS TCG74LS540 |
| 8 | 74LS540PC | 74LS540DC 74LS540PC ECG74LS540 NTE74LS540 SN74LS540 SN74LS540J SN74LS540JD SN74LS540JDS SN74LS540JS SISf74LS540N SN74LS540ND SN74LS540NDS SN74LS540NS TCG74LS540 |
| 9 | 74LS541 | 74LS541 74LS541DC 74LS541N 74LS541PC ECG74LS541 HE-443-1058 NTE74LS541 SN74LS541 SN74LS541J SN74LS541JD SN74LS541JDS SN74LS541JS SN74LS541N SN74LS541ND SN74LS541NDS SN74LS541NS TCG74LS541 X420305410 |
| 10 | 74LS541DC | 74LS541 74LS541DC 74LS541N 74LS541PC ECG74LS541 HE-443-1058 NTE74LS541 SN74LS541 SN74LS541J SN74LS541JD SN74LS541JDS SN74LS541JS SN74LS541N SN74LS541ND SN74LS541NDS SN74LS541NS TCG74LS541 X420305410 |
| 11 | 74LS541N | 74LS541 74LS541DC 74LS541N 74LS541PC ECG74LS541 HE-443-1058 NTE74LS541 SN74LS541 SN74LS541J SN74LS541JD SN74LS541JDS SN74LS541JS SN74LS541N SN74LS541ND SN74LS541NDS SN74LS541NS TCG74LS541 X420305410 |
| 12 | 74LS541PC | 74LS541 74LS541DC 74LS541N 74LS541PC ECG74LS541 HE-443-1058 NTE74LS541 SN74LS541 SN74LS541J SN74LS541JD SN74LS541JDS SN74LS541JS SN74LS541N SN74LS541ND SN74LS541NDS SN74LS541NS TCG74LS541 X420305410 |
| 13 | 74LS54DC | 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 | 74LS54PC | 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 | 74LS55PC | 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 |
| 16 | 74LS624 | 443-999 74LS624 ECG74LS624 HE-443-999 NTE74LS624 SK74LS624 SN74LS624 SN74LS624J SN74LS624N TCG74LS624 |
| 17 | 74LS629N | 74LS629N 901521-68 AMX4663 ECG74LS629 NTE74LS629 SK74LS629 SN74LS124J SN74LS124N SN74LS629 SN74LS629J SN74LS629N TCG74LS629 |
| 18 | 74LS645 | 8210050 74LS645 ECG74LS645 M74LS645-1P MB74LS645 MB74LS645M N74LS645-1F N74LS645F N74LS645N NTE74LS645 SK74LS645 SN74LS645 SN74LS645J SN74LS645JD SN74LS645JDS SN74LS645JS SN74LS645N SM74LS645ND SN74LS645NDS SN74LS645NS TCG74LS645 |
| 19 | 74LS670 | 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 |
| 20 | 74LS670DC | 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 | 74LS670FC | 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 | 74LS670PC | 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 | 74LS73 | 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 |
| 24 | 74LS73CH | 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 |
| 25 | 74LS73J | 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 |
| 26 | 74LS73W | 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 |
| 27 | 74LS74 | 8210033 3102015 443-730 46-13593-3 569-0886-800 610002-074 612200-1 74LS74 74LS74A 74LS74AN 74LS74APC 74LS74CH 74LS74J 74LS74PC 74LS74W 76-005-007 8-759-900-74 901521-06 905-344 AMX3558 DM74LS74AN EAQ00-12700 ECG74LS74A GD74LS74A HD74LS74 HD74LS74A HD74LS74AP HE-443-730 HEPC74LS74P LS74 M74LS74AP M74LS74P MB74LS74A MB74LS74AM MX-3808 N74LS74AF N74LS74AN N74LS74F N74LS74N NTE74LS74A P61LS74**H PBM74LS74AP SK74LS74 SK74LS74A SN74LS74 SN74LS74A SN74LS74AJ SN74LS74AJD SN74LS74AJDS SN74LS74AJS SN74LS74AN SN74LS74AND SN74LS74ANDS SN74LS74ANS SN74LS74AW SN74LS74N T74LS74B1 T74LS74D1 TCG74LS74A X420300740 X420500740 |
| 28 | 74LS74A | 8210033 3102015 443-730 46-13593-3 569-0886-800 610002-074 612200-1 74LS74 74LS74A 74LS74AN 74LS74APC 74LS74CH 74LS74J 74LS74PC 74LS74W 76-005-007 8-759-900-74 901521-06 905-344 AMX3558 DM74LS74AN EAQ00-12700 ECG74LS74A GD74LS74A HD74LS74 HD74LS74A HD74LS74AP HE-443-730 HEPC74LS74P LS74 M74LS74AP M74LS74P MB74LS74A MB74LS74AM MX-3808 N74LS74AF N74LS74AN N74LS74F N74LS74N NTE74LS74A P61LS74**H PBM74LS74AP SK74LS74 SK74LS74A SN74LS74 SN74LS74A SN74LS74AJ SN74LS74AJD SN74LS74AJDS SN74LS74AJS SN74LS74AN SN74LS74AND SN74LS74ANDS SN74LS74ANS SN74LS74AW SN74LS74N T74LS74B1 T74LS74D1 TCG74LS74A X420300740 X420500740 |
| 29 | 74LS74AN | 8210033 3102015 443-730 46-13593-3 569-0886-800 610002-074 612200-1 74LS74 74LS74A 74LS74AN 74LS74APC 74LS74CH 74LS74J 74LS74PC 74LS74W 76-005-007 8-759-900-74 901521-06 905-344 AMX3558 DM74LS74AN EAQ00-12700 ECG74LS74A GD74LS74A HD74LS74 HD74LS74A HD74LS74AP HE-443-730 HEPC74LS74P LS74 M74LS74AP M74LS74P MB74LS74A MB74LS74AM MX-3808 N74LS74AF N74LS74AN N74LS74F N74LS74N NTE74LS74A P61LS74**H PBM74LS74AP SK74LS74 SK74LS74A SN74LS74 SN74LS74A SN74LS74AJ SN74LS74AJD SN74LS74AJDS SN74LS74AJS SN74LS74AN SN74LS74AND SN74LS74ANDS SN74LS74ANS SN74LS74AW SN74LS74N T74LS74B1 T74LS74D1 TCG74LS74A X420300740 X420500740 |
| 30 | 74LS74APC | 8210033 3102015 443-730 46-13593-3 569-0886-800 610002-074 612200-1 74LS74 74LS74A 74LS74AN 74LS74APC 74LS74CH 74LS74J 74LS74PC 74LS74W 76-005-007 8-759-900-74 901521-06 905-344 AMX3558 DM74LS74AN EAQ00-12700 ECG74LS74A GD74LS74A HD74LS74 HD74LS74A HD74LS74AP HE-443-730 HEPC74LS74P LS74 M74LS74AP M74LS74P MB74LS74A MB74LS74AM MX-3808 N74LS74AF N74LS74AN N74LS74F N74LS74N NTE74LS74A P61LS74**H PBM74LS74AP SK74LS74 SK74LS74A SN74LS74 SN74LS74A SN74LS74AJ SN74LS74AJD SN74LS74AJDS SN74LS74AJS SN74LS74AN SN74LS74AND SN74LS74ANDS SN74LS74ANS SN74LS74AW SN74LS74N T74LS74B1 T74LS74D1 TCG74LS74A X420300740 X420500740 |
| 31 | 74LS74CH | 8210033 3102015 443-730 46-13593-3 569-0886-800 610002-074 612200-1 74LS74 74LS74A 74LS74AN 74LS74APC 74LS74CH 74LS74J 74LS74PC 74LS74W 76-005-007 8-759-900-74 901521-06 905-344 AMX3558 DM74LS74AN EAQ00-12700 ECG74LS74A GD74LS74A HD74LS74 HD74LS74A HD74LS74AP HE-443-730 HEPC74LS74P LS74 M74LS74AP M74LS74P MB74LS74A MB74LS74AM MX-3808 N74LS74AF N74LS74AN N74LS74F N74LS74N NTE74LS74A P61LS74**H PBM74LS74AP SK74LS74 SK74LS74A SN74LS74 SN74LS74A SN74LS74AJ SN74LS74AJD SN74LS74AJDS SN74LS74AJS SN74LS74AN SN74LS74AND SN74LS74ANDS SN74LS74ANS SN74LS74AW SN74LS74N T74LS74B1 T74LS74D1 TCG74LS74A X420300740 X420500740 |
| 32 | 74LS74J | 8210033 3102015 443-730 46-13593-3 569-0886-800 610002-074 612200-1 74LS74 74LS74A 74LS74AN 74LS74APC 74LS74CH 74LS74J 74LS74PC 74LS74W 76-005-007 8-759-900-74 901521-06 905-344 AMX3558 DM74LS74AN EAQ00-12700 ECG74LS74A GD74LS74A HD74LS74 HD74LS74A HD74LS74AP HE-443-730 HEPC74LS74P LS74 M74LS74AP M74LS74P MB74LS74A MB74LS74AM MX-3808 N74LS74AF N74LS74AN N74LS74F N74LS74N NTE74LS74A P61LS74**H PBM74LS74AP SK74LS74 SK74LS74A SN74LS74 SN74LS74A SN74LS74AJ SN74LS74AJD SN74LS74AJDS SN74LS74AJS SN74LS74AN SN74LS74AND SN74LS74ANDS SN74LS74ANS SN74LS74AW SN74LS74N T74LS74B1 T74LS74D1 TCG74LS74A X420300740 X420500740 |
| 33 | 74LS74PC | 8210033 3102015 443-730 46-13593-3 569-0886-800 610002-074 612200-1 74LS74 74LS74A 74LS74AN 74LS74APC 74LS74CH 74LS74J 74LS74PC 74LS74W 76-005-007 8-759-900-74 901521-06 905-344 AMX3558 DM74LS74AN EAQ00-12700 ECG74LS74A GD74LS74A HD74LS74 HD74LS74A HD74LS74AP HE-443-730 HEPC74LS74P LS74 M74LS74AP M74LS74P MB74LS74A MB74LS74AM MX-3808 N74LS74AF N74LS74AN N74LS74F N74LS74N NTE74LS74A P61LS74**H PBM74LS74AP SK74LS74 SK74LS74A SN74LS74 SN74LS74A SN74LS74AJ SN74LS74AJD SN74LS74AJDS SN74LS74AJS SN74LS74AN SN74LS74AND SN74LS74ANDS SN74LS74ANS SN74LS74AW SN74LS74N T74LS74B1 T74LS74D1 TCG74LS74A X420300740 X420500740 |
| 34 | 74LS74W | 8210033 3102015 443-730 46-13593-3 569-0886-800 610002-074 612200-1 74LS74 74LS74A 74LS74AN 74LS74APC 74LS74CH 74LS74J 74LS74PC 74LS74W 76-005-007 8-759-900-74 901521-06 905-344 AMX3558 DM74LS74AN EAQ00-12700 ECG74LS74A GD74LS74A HD74LS74 HD74LS74A HD74LS74AP HE-443-730 HEPC74LS74P LS74 M74LS74AP M74LS74P MB74LS74A MB74LS74AM MX-3808 N74LS74AF N74LS74AN N74LS74F N74LS74N NTE74LS74A P61LS74**H PBM74LS74AP SK74LS74 SK74LS74A SN74LS74 SN74LS74A SN74LS74AJ SN74LS74AJD SN74LS74AJDS SN74LS74AJS SN74LS74AN SN74LS74AND SN74LS74ANDS SN74LS74ANS SN74LS74AW SN74LS74N T74LS74B1 T74LS74D1 TCG74LS74A X420300740 X420500740 |
| 35 | 74LS75 | 443-781 74LS75 74LS75CH 74LS75J 74LS75W DM74LS75N ECG74LS75 HD74LS75 HD74LS75P HE-443-781 IC-74LS75 M74LS75P N74LS75F N74LS75N NTE74LS75 SK74LS75 SN74LS75 SN74LS75J SN74LS75JD SN74LS75JDS SN74LS75JS SN74LS75N SN74LS75ND SN74LS75NDS SN74LS75NS SN74LS75W TCG74LS75 X420300750 |
| 36 | 74LS75CH | 443-781 74LS75 74LS75CH 74LS75J 74LS75W DM74LS75N ECG74LS75 HD74LS75 HD74LS75P HE-443-781 IC-74LS75 M74LS75P N74LS75F N74LS75N NTE74LS75 SK74LS75 SN74LS75 SN74LS75J SN74LS75JD SN74LS75JDS SN74LS75JS SN74LS75N SN74LS75ND SN74LS75NDS SN74LS75NS SN74LS75W TCG74LS75 X420300750 |
| 37 | 74LS75J | 443-781 74LS75 74LS75CH 74LS75J 74LS75W DM74LS75N ECG74LS75 HD74LS75 HD74LS75P HE-443-781 IC-74LS75 M74LS75P N74LS75F N74LS75N NTE74LS75 SK74LS75 SN74LS75 SN74LS75J SN74LS75JD SN74LS75JDS SN74LS75JS SN74LS75N SN74LS75ND SN74LS75NDS SN74LS75NS SN74LS75W TCG74LS75 X420300750 |
| 38 | 74LS75W | 443-781 74LS75 74LS75CH 74LS75J 74LS75W DM74LS75N ECG74LS75 HD74LS75 HD74LS75P HE-443-781 IC-74LS75 M74LS75P N74LS75F N74LS75N NTE74LS75 SK74LS75 SN74LS75 SN74LS75J SN74LS75JD SN74LS75JDS SN74LS75JS SN74LS75N SN74LS75ND SN74LS75NDS SN74LS75NS SN74LS75W TCG74LS75 X420300750 |
| 39 | 74LS76 | 443-829 74LS76 74LS76DC 74LS76PC ECG74LS76A HD74LS76 HD74LS76P HD74LSS76P HE-443-829 M74LS76AP MB74LS76A MB74LS76AM MB74LS76P N74LS76F N74LS76N NTE74LS76A SK74LS76A SN74LS76A SN74LS76AJ SN74LS76AJD SN74LS76AJDS SN74LS76AJS SN74LS76AN SN74LS76AND SN74LS76ANDS SN74LS76ANS TCG74LS76A |
| 40 | 74LS76DC | 443-829 74LS76 74LS76DC 74LS76PC ECG74LS76A HD74LS76 HD74LS76P HD74LSS76P HE-443-829 M74LS76AP MB74LS76A MB74LS76AM MB74LS76P N74LS76F N74LS76N NTE74LS76A SK74LS76A SN74LS76A SN74LS76AJ SN74LS76AJD SN74LS76AJDS SN74LS76AJS SN74LS76AN SN74LS76AND SN74LS76ANDS SN74LS76ANS TCG74LS76A |
