| 序号 | 芯片名称 | 代换型号 |
|---|---|---|
| 1 | T74LS21D1 | 443-961 74LS21 74LS21DC 74LS21PC ECG74LS21 GD74LS21 HD74LS21 HD74LS21P M74LS21P MB74LS21 MB74LS21M N74LS21F N74LS21N NTE74LS21 SK1920 SN74LS21 SN74LS21J SN74LS21JD SN74LS21JDS SN74LS21JS SN74LS21N SN74LS21ND SN74LS21NDS SN74LS21NS T74LS21B1 T74LS21D1 TCG74LS21 |
| 2 | T74LS22B1 | 8210063 74LS22 74LS22PC ECG74LS22 HD74LS22 HD74LS22P M74LS22P MB74LS22 MB74LS22M N74LS22F N74LS22N NTE74LS22 SK74LS22 SN74LS22 SN74LS22J SN74LS22JD SN74LS22JDS SIST74LS22JS SN74LS22N SN74LS22ND SN74LS22NDS SN74LS22NS T74LS22B1 T74LS22D1 TCG74LS22 |
| 3 | T74LS22D1 | 8210063 74LS22 74LS22PC ECG74LS22 HD74LS22 HD74LS22P M74LS22P MB74LS22 MB74LS22M N74LS22F N74LS22N NTE74LS22 SK74LS22 SN74LS22 SN74LS22J SN74LS22JD SN74LS22JDS SIST74LS22JS SN74LS22N SN74LS22ND SN74LS22NDS SN74LS22NS T74LS22B1 T74LS22D1 TCG74LS22 |
| 4 | T74LS244B1 | 8210069 74LS244 74LS244DC 74LS244N 74LS244PC 8020244 AMX3864 CO14313 DM74LS244N DM74LS244 EAQOO-19400 ECG74LS244 GD74LS244 HD74LS244 HD74LS244P HE-443-791 161DLS2440 LS244 M74LS244P MB74LS244 MB74LS244M N74LS244F N74LS244N NTE74LS244 ON74LS244N PBM74LS244P SK74LS244 SN74LS244 SN74LS244J SN74LS244JD SN74LS244JDS SN74LS244JS SN74LS244N SN74LS244ND SN74LS244NDS SN74LS244NS T74LS244B1 TCG74LS244 X420302440 |
| 5 | T74LS257B1 | 8210040 443-802 74LS257 74LS257A 74LS257AN 74LS257APC 74LS257DC 74LS257N 74LS257PC 901521-57 9334DC 9334DM C74LS257P DM74LS257BN EAQOO-23600 ECG74LS257 HD74LS257 HD74LS257P HE-443-1037 HE-443-802 HEPC74LS257P M74LS257AP MB74LS257 MB74LS257M N74LS257AF N74LS257AN NTE74LS257 SK74LS257 SN74LS257 SN74LS257AJ SN74LS257AJD SN74LS257AJDS SN74LS257AJS SN74LS257AN SN74LS257AND SN74LS257ANDS SN74LS257ANS SN74LS257BN SN74LS257J SN74LS257N SN74LS257X T74LS257B1 TCG74LS257 |
| 6 | T74LS26B1 | 23119742 610002-026 74LS26 74LS26DC 74LS26PC 76-005-005 DM74LS26N ECG74LS26 HD74LS26 HD74LS26P MB74LS26 MB74LS26M N74LS26F N74LS26N NTE74LS26 SK74LS26 SN74LS26 SN74LS26J SN74LS26JD SN74LS26JDS SN74LS26JS SN74LS26N SN74LS26ND SN74LS26NS T74LS26B1 T74LS26D1 TCG74LS26 |
| 7 | T74LS26D1 | 23119742 610002-026 74LS26 74LS26DC 74LS26PC 76-005-005 DM74LS26N ECG74LS26 HD74LS26 HD74LS26P MB74LS26 MB74LS26M N74LS26F N74LS26N NTE74LS26 SK74LS26 SN74LS26 SN74LS26J SN74LS26JD SN74LS26JDS SN74LS26JS SN74LS26N SN74LS26ND SN74LS26NS T74LS26B1 T74LS26D1 TCG74LS26 |
| 8 | T74LS279B1 | 197381 443-854 74LS279DC 74LS279PC C74LS279P DM74LS279N ECG74LS279 HD74LS279 HD74LS279P HE-443-854 HEPC74LS279P M74LS279P N74LS279F N74LS279N NTE74LS279 SK74LS279 SN74LS279 SN74LS279J SN74LS279JD SN74LS279JDS SN74LS279JS SN74LS279N SN74LS279ND SN74LS279NDS SN74LS279NS T74LS279B1 TCG74LS279 |
| 9 | T74LS27B1 | 443-800 74LS27 74LS27CH 74LS27DC 74LS27J 74LS27PC 74LS27W 802-0027 901521-22 AMX4658 C74LS27P DM74LS27N ECG74LS27 HD74LS27 HD74LS27P HE-443-800 HEPC74LS27P M74LS27P MB74LS27 MB74LS27M N74LS27F N74LS27N NTE74LS27 SK74LS27 SN74LS27J SN74LS27JD SN74LS27JDS SN74LS27N SN74LS27ND SN74LS27NDS SN74LS27NS SN74LS27W T74LS27B1 T74LS27BI T74LS27D1 TCG74LS27 X420300270 |
| 10 | T74LS27BI | 443-800 74LS27 74LS27CH 74LS27DC 74LS27J 74LS27PC 74LS27W 802-0027 901521-22 AMX4658 C74LS27P DM74LS27N ECG74LS27 HD74LS27 HD74LS27P HE-443-800 HEPC74LS27P M74LS27P MB74LS27 MB74LS27M N74LS27F N74LS27N NTE74LS27 SK74LS27 SN74LS27J SN74LS27JD SN74LS27JDS SN74LS27N SN74LS27ND SN74LS27NDS SN74LS27NS SN74LS27W T74LS27B1 T74LS27BI T74LS27D1 TCG74LS27 X420300270 |
| 11 | T74LS27D1 | 443-800 74LS27 74LS27CH 74LS27DC 74LS27J 74LS27PC 74LS27W 802-0027 901521-22 AMX4658 C74LS27P DM74LS27N ECG74LS27 HD74LS27 HD74LS27P HE-443-800 HEPC74LS27P M74LS27P MB74LS27 MB74LS27M N74LS27F N74LS27N NTE74LS27 SK74LS27 SN74LS27J SN74LS27JD SN74LS27JDS SN74LS27N SN74LS27ND SN74LS27NDS SN74LS27NS SN74LS27W T74LS27B1 T74LS27BI T74LS27D1 TCG74LS27 X420300270 |
| 12 | T74LS28B1 | 74LS28DC 74LS28PC ECG74LS28 MB74LS28 MB74LS28M N74LS28F N74LS28N NTE74LS28 SK74LS28 SN74LS28 SN74LS28J SN74LS28JD SN74LS28JDS SN74LS28JS SN74LS28N SN74LS28ND SN74LS28NDS SN74LS28NS T74LS28B1 |
| 13 | T74LS30D1 | 3102013 443-732 74LS30 74LS30CH 74LS30DC 74LS30J 74LS30PC 74LS30W AMX3556 C74LS30P ECG74LS30 HD74LS30 HD74LS30P HE-443-732 HEPC74LS30P M74LS30P MB74LS30 MB74LS30M N74LS30F N74LS30N NTE74LS30 PBM74LS30P SK74LS30 SN74LS30 SN74LS30J SN74LS30JD SN74LS30JDS SN74LS30JS SN74LS30N SN74LS30ND SN74LS30NDS SN74LS30NS SN74LS30W T74LS30B1 T74LS30D1 TCG74LS30 X420300300 |
| 14 | T74LS32B1 | 8210053 2362301 276-1915 3102014 443-875 612194-1 74LS32 74LS32CH 74LS32DC 74LS32J 74LS32L 74LS32N 74LS32P 74LS32PC 74LS32W AMX3557 C74LS32P DM74LS32N DN74LS32 EAQ00-17600 ECG74LS32 GD74LS32 HD74LS32 HD74LS32P HE-443-875 HEPC74LS32P LS32 LS32N M74LS32P MB74LS32 MB74LS32M N74LS32F N74LS32N NTE74LS32 P61LS32**H PCMB74LS32M SK74LS32 SN74LS32 SN74LS32J SN74LS32JD SN74LS32JDS SN74LS32JS SN74LS32N SN74LS32ND SN74LS32NDS SN74LS32NS SN74LS32W T74LS32B1 T74LS32BI T74LS32D1 TCG74LS32 VHINS74LS32-1 VHISN74LS32-1 X420300320 X420500320 |
| 15 | T74LS32BI | 8210053 2362301 276-1915 3102014 443-875 612194-1 74LS32 74LS32CH 74LS32DC 74LS32J 74LS32L 74LS32N 74LS32P 74LS32PC 74LS32W AMX3557 C74LS32P DM74LS32N DN74LS32 EAQ00-17600 ECG74LS32 GD74LS32 HD74LS32 HD74LS32P HE-443-875 HEPC74LS32P LS32 LS32N M74LS32P MB74LS32 MB74LS32M N74LS32F N74LS32N NTE74LS32 P61LS32**H PCMB74LS32M SK74LS32 SN74LS32 SN74LS32J SN74LS32JD SN74LS32JDS SN74LS32JS SN74LS32N SN74LS32ND SN74LS32NDS SN74LS32NS SN74LS32W T74LS32B1 T74LS32BI T74LS32D1 TCG74LS32 VHINS74LS32-1 VHISN74LS32-1 X420300320 X420500320 |
| 16 | T74LS32D1 | 8210053 2362301 276-1915 3102014 443-875 612194-1 74LS32 74LS32CH 74LS32DC 74LS32J 74LS32L 74LS32N 74LS32P 74LS32PC 74LS32W AMX3557 C74LS32P DM74LS32N DN74LS32 EAQ00-17600 ECG74LS32 GD74LS32 HD74LS32 HD74LS32P HE-443-875 HEPC74LS32P LS32 LS32N M74LS32P MB74LS32 MB74LS32M N74LS32F N74LS32N NTE74LS32 P61LS32**H PCMB74LS32M SK74LS32 SN74LS32 SN74LS32J SN74LS32JD SN74LS32JDS SN74LS32JS SN74LS32N SN74LS32ND SN74LS32NDS SN74LS32NS SN74LS32W T74LS32B1 T74LS32BI T74LS32D1 TCG74LS32 VHINS74LS32-1 VHISN74LS32-1 X420300320 X420500320 |
| 17 | T74LS352B1 | 74LS352 74LS352DC 74LS352PC DM74LS352N DM74LS352W ECG74LS352 M74LS352P MB74LS352 MB74LS352M N74LS352N NTE74LS352 SK74LS352 SN74LS352 SN74LS352J SN74LS352JD SN74LS352JDS SN74LS352JS SN74LS352N SN74LS352ND SN74LS352NDS SN74LS352NS T74LS352B1 TCG74LS352 |
| 18 | T74LS353B1 | 74LS353DC 74LS353PC DM74LS352J DM74LS353J DM74LS353N DM74LS353W ECG74LS353 M74LS353P MB74LS353 MB74LS353M N74LS353N NTE74LS353 SK74LS353 SN74LS353 SN74LS353J SN74LS353JD SN74LS353JDS SN74LS353JS SN74LS353N SN74LS353ND SN74LS353NDS SN74LS353NS T74LS353B1 TCG74LS353 |
| 19 | T74LS373B1 | 8210038 443-837 74LS373 74LS373DC 74LS373N 74LS373PC 8020373 901521-29 AM74LS373J AM74LS373N AM74LS373X DM74LS373N DN74LS373 EAQ00-22600 EAQ00-22600 EAQ00-22614 ECG74LS373 GD74LS373 HD74LS373P HE-443-837 HE-443-867 161DLS3730 LS373 M74LS373P MB74LS373 MB74LS373P N74LS373F NT74LS373N NTE74LS373 ON74LS373N P61LS373*H POSN74LS373N SK74LS373 SN74LS373 SN74LS373JD SN74LS373JDS SN74LS373JS SN74LS373ND SN74LS373NDS SN74LS373NS TCG74LS373 X420303730 |
| 20 | T74LS374B1 | 8210052 443-863 74LS374 74LS374N 74LS374P 74LS374PC DM74LS374N EAQ00-19300 ECG74LS374 HE-443-863 LS374 M74LS374P N74LS374F N74LS374N NTE74LS374 P61LS374*H S4LS374N SK1918 SN74LS374J SN74LS374JD SN74LS374JDS SN74LS374N SN74LS374ND SN74LS374NDS T74LS374B1 TCG74LS374 TVSS4LS374N |
| 21 | T74LS393B1 | 8210064 443-973 74LS393 74LS393DC 74LS393N 74LS393NA 74LS393PC AMX3706 DM74LS393N ECG74LS393 HD74LS393 HD74LS393P HE-443-973 M74LS393P N74LS393F N74LS393N NTE74LS393 PBM74LS393P SK74LS393 SN74LS393 SN74LS393J SN74LS393JD SN74LS393JDS SN74LS393JS SN74LS393N SN74LS393ND SN74LS393NDS SN74LS393NS T74LS393B1 TCG74LS393 X420303930 |
| 22 | T74LS398B1 | ECG74LS398 N74LS398F N74LS398N NTE74LS398 SK74LS398 SN74LS398J SN74LS398JD SN74LS398JDS SN74LS398JS SN74LS398N SN74LS398ND SN74LS398NDS SN74LS398NS T74LS398B1 |
| 23 | T74LS399B1 | ECG74LS399 N74LS399F N74LS399N SK74LS39 SN74LS399 SN74LS399J SN74LS399JD SN74LS399JDS SN74LS399JS SN74LS399N SN74LS399ND SN74LS399NDS SN74LS399NS T74LS399B1 ECG839 HEPC6016P MC3320P SK7614 |
| 24 | T74LS40B1 | 74LS40DC 74LS40PC DM74LS40N ECG74LS40 HD74LS40 HD74LS40P LS40 M74LS40P MB74LS40 MB74LS40M N74LS40F N74LS40N NTE74LS40 SK74LS40 SN74LS40 SN74LS40J SN74LS40JD SN74LS40JDS SN74LS40JS SN74LS40N SN74LS40ND SN74LS40NDS SN74LS40NS T74LS40B1 T74LS40D1 TCG74LS40 X420500400 |
| 25 | T74LS40D1 | 74LS40DC 74LS40PC DM74LS40N ECG74LS40 HD74LS40 HD74LS40P LS40 M74LS40P MB74LS40 MB74LS40M N74LS40F N74LS40N NTE74LS40 SK74LS40 SN74LS40 SN74LS40J SN74LS40JD SN74LS40JDS SN74LS40JS SN74LS40N SN74LS40ND SN74LS40NDS SN74LS40NS T74LS40B1 T74LS40D1 TCG74LS40 X420500400 |
| 26 | T74LS51B1 | 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 |
| 27 | T74LS51D1 | 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 |
| 28 | T74LS54B1 | 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 |
| 29 | T74LS54D1 | 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 |
| 30 | T74LS55B1 | 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 |
| 31 | T74LS55B1N | 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 |
| 32 | T74LS55D1 | 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 |
| 33 | T74LS670B1 | 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 |
| 34 | T74LS74B1 | 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 | T74LS74D1 | 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 |
| 36 | T74LS83B1 | 74LS83ACH 74LS83ADC 74LS83AJ 74LS83APC 74LS83AW DM74LS83AN ECG74LS83A HD74LS83A HD74LS83AP M74LS83AP M74LS83P MB74LS83A MB74LS83AM N74LS83AF N74LS83AN N74LS83F NTE74LS83A SK74LS83 SK74LS83A SN74LS83A SN74LS83AJ SN74LS83AJD SN74LS83AJDS SN74LS83AJS SN74LS83AN SN74LS83AND SN74LS83ANDS SN74LS83ANS SN74LS83AW SN74LS83N T74LS83B1 T74LS83D1 TCG74LS83A |
| 37 | T74LS83D1 | 74LS83ACH 74LS83ADC 74LS83AJ 74LS83APC 74LS83AW DM74LS83AN ECG74LS83A HD74LS83A HD74LS83AP M74LS83AP M74LS83P MB74LS83A MB74LS83AM N74LS83AF N74LS83AN N74LS83F NTE74LS83A SK74LS83 SK74LS83A SN74LS83A SN74LS83AJ SN74LS83AJD SN74LS83AJDS SN74LS83AJS SN74LS83AN SN74LS83AND SN74LS83ANDS SN74LS83ANS SN74LS83AW SN74LS83N T74LS83B1 T74LS83D1 TCG74LS83A |
| 38 | T74LS86B1 | 8210070 443-891 46-131126-3 610002-086 74LS86 74LS86CH 74LS86DC 74LS86J 74LS86N 74LS86PC 74LS86W 8-759-900-86 901521-32 AMX3701 C74LS86P DM74LS86N ECG74LS86 F-74LS86PC HD74LS86 HD74LS86P HE-443-891 HEPC74LS86P IC-74LS86 LS86 M74LS86BP M74LS86P MB74LS86 MB74LS86M MB74LS86P N74LS86F N74LS86N NTE74LS86 PBM74LS86P Q7350 Q7402 SK74LS86 SN74LS86 SN74LS86AN SN74LS86J SN74LS86JD SN74LS86JDS SN74LS86JS SN74LS86N SN74LS86ND SN74LS86NDS SN74LS86NS SN74LS86W T74LS86B1 T74LS86D1 TCG74LS86 X420300860 |
| 39 | T74LS86D1 | 8210070 443-891 46-131126-3 610002-086 74LS86 74LS86CH 74LS86DC 74LS86J 74LS86N 74LS86PC 74LS86W 8-759-900-86 901521-32 AMX3701 C74LS86P DM74LS86N ECG74LS86 F-74LS86PC HD74LS86 HD74LS86P HE-443-891 HEPC74LS86P IC-74LS86 LS86 M74LS86BP M74LS86P MB74LS86 MB74LS86M MB74LS86P N74LS86F N74LS86N NTE74LS86 PBM74LS86P Q7350 Q7402 SK74LS86 SN74LS86 SN74LS86AN SN74LS86J SN74LS86JD SN74LS86JDS SN74LS86JS SN74LS86N SN74LS86ND SN74LS86NDS SN74LS86NS SN74LS86W T74LS86B1 T74LS86D1 TCG74LS86 X420300860 |
| 40 | T78010AP | 153612 78010AP AN78M10 ECG1932 MX-4339 NTE1932 T78010AP TA78010AP TDD1610S UPC78M10H VHITA78010AP1 |
