IC替换查询代换芯片代用型号第185页-114ic电子网

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序号	芯片名称	代换型号
1	74LS20	3102011 443-798 74LS20 74LS20CH 74LS20DC 74LS20J 74LS20N 74LS20PC 74LS20W AMX3555 C74LS20P DM74LS20N ECG74LS20 HD74LS20 HD74LS20P HE-443-798 HEPC74LS20P IC-74LS20 LS20 M74LS20P MB74LS20 MB74LS20M N74LS20F N74LS20N NTE74LS20 SK74LS20 SN74LS20 SN74LS20J SN74LS20JD SN74LS20JDS SN74LS20JS SN74LS20N SN74LS20ND SN74LS20NDS SN74LS20NS SN74LS20W T74LS20B1 T74LS20D1 TCG74LS20 X420300200
2	74LS20CH	3102011 443-798 74LS20 74LS20CH 74LS20DC 74LS20J 74LS20N 74LS20PC 74LS20W AMX3555 C74LS20P DM74LS20N ECG74LS20 HD74LS20 HD74LS20P HE-443-798 HEPC74LS20P IC-74LS20 LS20 M74LS20P MB74LS20 MB74LS20M N74LS20F N74LS20N NTE74LS20 SK74LS20 SN74LS20 SN74LS20J SN74LS20JD SN74LS20JDS SN74LS20JS SN74LS20N SN74LS20ND SN74LS20NDS SN74LS20NS SN74LS20W T74LS20B1 T74LS20D1 TCG74LS20 X420300200
3	74LS20DC	3102011 443-798 74LS20 74LS20CH 74LS20DC 74LS20J 74LS20N 74LS20PC 74LS20W AMX3555 C74LS20P DM74LS20N ECG74LS20 HD74LS20 HD74LS20P HE-443-798 HEPC74LS20P IC-74LS20 LS20 M74LS20P MB74LS20 MB74LS20M N74LS20F N74LS20N NTE74LS20 SK74LS20 SN74LS20 SN74LS20J SN74LS20JD SN74LS20JDS SN74LS20JS SN74LS20N SN74LS20ND SN74LS20NDS SN74LS20NS SN74LS20W T74LS20B1 T74LS20D1 TCG74LS20 X420300200
4	74LS20J	3102011 443-798 74LS20 74LS20CH 74LS20DC 74LS20J 74LS20N 74LS20PC 74LS20W AMX3555 C74LS20P DM74LS20N ECG74LS20 HD74LS20 HD74LS20P HE-443-798 HEPC74LS20P IC-74LS20 LS20 M74LS20P MB74LS20 MB74LS20M N74LS20F N74LS20N NTE74LS20 SK74LS20 SN74LS20 SN74LS20J SN74LS20JD SN74LS20JDS SN74LS20JS SN74LS20N SN74LS20ND SN74LS20NDS SN74LS20NS SN74LS20W T74LS20B1 T74LS20D1 TCG74LS20 X420300200
5	74LS20N	3102011 443-798 74LS20 74LS20CH 74LS20DC 74LS20J 74LS20N 74LS20PC 74LS20W AMX3555 C74LS20P DM74LS20N ECG74LS20 HD74LS20 HD74LS20P HE-443-798 HEPC74LS20P IC-74LS20 LS20 M74LS20P MB74LS20 MB74LS20M N74LS20F N74LS20N NTE74LS20 SK74LS20 SN74LS20 SN74LS20J SN74LS20JD SN74LS20JDS SN74LS20JS SN74LS20N SN74LS20ND SN74LS20NDS SN74LS20NS SN74LS20W T74LS20B1 T74LS20D1 TCG74LS20 X420300200
6	74LS20PC	3102011 443-798 74LS20 74LS20CH 74LS20DC 74LS20J 74LS20N 74LS20PC 74LS20W AMX3555 C74LS20P DM74LS20N ECG74LS20 HD74LS20 HD74LS20P HE-443-798 HEPC74LS20P IC-74LS20 LS20 M74LS20P MB74LS20 MB74LS20M N74LS20F N74LS20N NTE74LS20 SK74LS20 SN74LS20 SN74LS20J SN74LS20JD SN74LS20JDS SN74LS20JS SN74LS20N SN74LS20ND SN74LS20NDS SN74LS20NS SN74LS20W T74LS20B1 T74LS20D1 TCG74LS20 X420300200
7	74LS20W	3102011 443-798 74LS20 74LS20CH 74LS20DC 74LS20J 74LS20N 74LS20PC 74LS20W AMX3555 C74LS20P DM74LS20N ECG74LS20 HD74LS20 HD74LS20P HE-443-798 HEPC74LS20P IC-74LS20 LS20 M74LS20P MB74LS20 MB74LS20M N74LS20F N74LS20N NTE74LS20 SK74LS20 SN74LS20 SN74LS20J SN74LS20JD SN74LS20JDS SN74LS20JS SN74LS20N SN74LS20ND SN74LS20NDS SN74LS20NS SN74LS20W T74LS20B1 T74LS20D1 TCG74LS20 X420300200
8	74LS21	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
9	74LS21DC	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
10	74LS21PC	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
11	74LS22	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
12	74LS221	6300656 178744 74221 74LS221 74LS221CH 74LS221J 74LS221W AMX3810 ECG74LS221 HD74LS221 HD74LS221P M74LS221P MB74LS221 MB74LS221M N74LS221F N74LS221N NTE74LS221 POSN74LS221N S4LS221N SK74LS221 SN74LS221 SN74LS221J SN74LS221JD SN74LS221JDS SN74LS221JS SN74LS221N SN74LS221ND SN74LS221NDS SN74LS221NS SN74LS221W TCG74LS221 TVSS4LS221N VHIHD74LS221/ X420302210
13	74LS221CH	6300656 178744 74221 74LS221 74LS221CH 74LS221J 74LS221W AMX3810 ECG74LS221 HD74LS221 HD74LS221P M74LS221P MB74LS221 MB74LS221M N74LS221F N74LS221N NTE74LS221 POSN74LS221N S4LS221N SK74LS221 SN74LS221 SN74LS221J SN74LS221JD SN74LS221JDS SN74LS221JS SN74LS221N SN74LS221ND SN74LS221NDS SN74LS221NS SN74LS221W TCG74LS221 TVSS4LS221N VHIHD74LS221/ X420302210
14	74LS221J	6300656 178744 74221 74LS221 74LS221CH 74LS221J 74LS221W AMX3810 ECG74LS221 HD74LS221 HD74LS221P M74LS221P MB74LS221 MB74LS221M N74LS221F N74LS221N NTE74LS221 POSN74LS221N S4LS221N SK74LS221 SN74LS221 SN74LS221J SN74LS221JD SN74LS221JDS SN74LS221JS SN74LS221N SN74LS221ND SN74LS221NDS SN74LS221NS SN74LS221W TCG74LS221 TVSS4LS221N VHIHD74LS221/ X420302210
15	74LS221W	6300656 178744 74221 74LS221 74LS221CH 74LS221J 74LS221W AMX3810 ECG74LS221 HD74LS221 HD74LS221P M74LS221P MB74LS221 MB74LS221M N74LS221F N74LS221N NTE74LS221 POSN74LS221N S4LS221N SK74LS221 SN74LS221 SN74LS221J SN74LS221JD SN74LS221JDS SN74LS221JS SN74LS221N SN74LS221ND SN74LS221NDS SN74LS221NS SN74LS221W TCG74LS221 TVSS4LS221N VHIHD74LS221/ X420302210
16	74LS22PC	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
17	74LS240	443-754 74LS240 74LS240DC 74LS240N 74LS240PC AMX4225 DM74LS240N DN74LS240P ECG74LS240 GD74LS240 HD74LS240 HD74LS240P HE-443-754 HP74LS240P 161DLS2400 LS240 M74LS240P MB74LS240 MB74LS240M N74LS240F N74LS240N NTE74LS240 ON74LS240N SK74LS240 SN74LS240 SN74LS240J SN74LS240JD SN74LS240JDS SN74LS240JS SN74LS240N SN74LS240ND SN74LS240NDS SN74LS240NS TCG74LS240
18	74LS240DC	443-754 74LS240 74LS240DC 74LS240N 74LS240PC AMX4225 DM74LS240N DN74LS240P ECG74LS240 GD74LS240 HD74LS240 HD74LS240P HE-443-754 HP74LS240P 161DLS2400 LS240 M74LS240P MB74LS240 MB74LS240M N74LS240F N74LS240N NTE74LS240 ON74LS240N SK74LS240 SN74LS240 SN74LS240J SN74LS240JD SN74LS240JDS SN74LS240JS SN74LS240N SN74LS240ND SN74LS240NDS SN74LS240NS TCG74LS240
19	74LS240N	443-754 74LS240 74LS240DC 74LS240N 74LS240PC AMX4225 DM74LS240N DN74LS240P ECG74LS240 GD74LS240 HD74LS240 HD74LS240P HE-443-754 HP74LS240P 161DLS2400 LS240 M74LS240P MB74LS240 MB74LS240M N74LS240F N74LS240N NTE74LS240 ON74LS240N SK74LS240 SN74LS240 SN74LS240J SN74LS240JD SN74LS240JDS SN74LS240JS SN74LS240N SN74LS240ND SN74LS240NDS SN74LS240NS TCG74LS240
20	74LS240PC	443-754 74LS240 74LS240DC 74LS240N 74LS240PC AMX4225 DM74LS240N DN74LS240P ECG74LS240 GD74LS240 HD74LS240 HD74LS240P HE-443-754 HP74LS240P 161DLS2400 LS240 M74LS240P MB74LS240 MB74LS240M N74LS240F N74LS240N NTE74LS240 ON74LS240N SK74LS240 SN74LS240 SN74LS240J SN74LS240JD SN74LS240JDS SN74LS240JS SN74LS240N SN74LS240ND SN74LS240NDS SN74LS240NS TCG74LS240
21	74LS241	443-824 74LS241 74LS241DC 74LS241N 74LS241PC DM74LS241N ECG74LS241 HD74LS241 HD74LS241P HE-443-824 M74LS241P MB74LS241 N74LS241F N74LS241N NTE74LS241 SK74LS241 SN74LS241 SN74LS241J SN74LS241JD SN74LS241JDS SN74LS241JS SN74LS241N SN74LS241ND SN74LS241NDS SN74LS241NS TCG74LS241
22	74LS241DC	443-824 74LS241 74LS241DC 74LS241N 74LS241PC DM74LS241N ECG74LS241 HD74LS241 HD74LS241P HE-443-824 M74LS241P MB74LS241 N74LS241F N74LS241N NTE74LS241 SK74LS241 SN74LS241 SN74LS241J SN74LS241JD SN74LS241JDS SN74LS241JS SN74LS241N SN74LS241ND SN74LS241NDS SN74LS241NS TCG74LS241
23	74LS241N	443-824 74LS241 74LS241DC 74LS241N 74LS241PC DM74LS241N ECG74LS241 HD74LS241 HD74LS241P HE-443-824 M74LS241P MB74LS241 N74LS241F N74LS241N NTE74LS241 SK74LS241 SN74LS241 SN74LS241J SN74LS241JD SN74LS241JDS SN74LS241JS SN74LS241N SN74LS241ND SN74LS241NDS SN74LS241NS TCG74LS241
24	74LS241PC	443-824 74LS241 74LS241DC 74LS241N 74LS241PC DM74LS241N ECG74LS241 HD74LS241 HD74LS241P HE-443-824 M74LS241P MB74LS241 N74LS241F N74LS241N NTE74LS241 SK74LS241 SN74LS241 SN74LS241J SN74LS241JD SN74LS241JDS SN74LS241JS SN74LS241N SN74LS241ND SN74LS241NDS SN74LS241NS TCG74LS241
25	74LS242	443-884 74LS242 74LS242DC 74LS242PC DM74LS242N ECG74LS242 HE-443-884 M74LS242P MB74LS242 MB74LS242M N74LS242F N74LS242N NTE74LS242 SK74LS242 SN74LS242 SN74LS242J SN74LS242JD SN74LS242JDS SN74LS242JS SN74LS242N SN74LS242ND SN74LS242NDS SN74LS242NS TCG74LS242
26	74LS242DC	443-884 74LS242 74LS242DC 74LS242PC DM74LS242N ECG74LS242 HE-443-884 M74LS242P MB74LS242 MB74LS242M N74LS242F N74LS242N NTE74LS242 SK74LS242 SN74LS242 SN74LS242J SN74LS242JD SN74LS242JDS SN74LS242JS SN74LS242N SN74LS242ND SN74LS242NDS SN74LS242NS TCG74LS242
27	74LS242PC	443-884 74LS242 74LS242DC 74LS242PC DM74LS242N ECG74LS242 HE-443-884 M74LS242P MB74LS242 MB74LS242M N74LS242F N74LS242N NTE74LS242 SK74LS242 SN74LS242 SN74LS242J SN74LS242JD SN74LS242JDS SN74LS242JS SN74LS242N SN74LS242ND SN74LS242NDS SN74LS242NS TCG74LS242
28	74LS243DC	443-839 74LS243DC 74LS243N 74LS243PC DM74LS243N ECG74LS243 HE-443-839 M74LS243P MB74LS243 MB74LS243M N74LS243F N74LS243N NTE74LS243 SK74LS243 SN74LS243 SN74LS243J SN74LS243JD SN74LS243JDS SN74LS243JS SN74LS243N SN74LS243ND SN74LS243NDS SN74LS243NS SSN74LS243 TCG74LS243
29	74LS243N	443-839 74LS243DC 74LS243N 74LS243PC DM74LS243N ECG74LS243 HE-443-839 M74LS243P MB74LS243 MB74LS243M N74LS243F N74LS243N NTE74LS243 SK74LS243 SN74LS243 SN74LS243J SN74LS243JD SN74LS243JDS SN74LS243JS SN74LS243N SN74LS243ND SN74LS243NDS SN74LS243NS SSN74LS243 TCG74LS243
30	74LS243PC	443-839 74LS243DC 74LS243N 74LS243PC DM74LS243N ECG74LS243 HE-443-839 M74LS243P MB74LS243 MB74LS243M N74LS243F N74LS243N NTE74LS243 SK74LS243 SN74LS243 SN74LS243J SN74LS243JD SN74LS243JDS SN74LS243JS SN74LS243N SN74LS243ND SN74LS243NDS SN74LS243NS SSN74LS243 TCG74LS243
31	74LS244	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
32	74LS244DC	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
33	74LS244N	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
34	74LS244PC	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
35	74LS245	443-885 74LS245 74LS245DC 74LS245N 74LS245NA 74LS245PC 802-0245 8020245 AMX4470 DM74LS245N DN74LS245P EAQOO-22100 ECG74LS245 GD74LS245 HD74LS245WP HE-443-885 I61DLS2450 LS245 M74LS245P MB74LS245 MB74LS245M N74LS245F N74LS245N NTE74LS245 ON74LS245N POSN74LS245N SK74LS245 SN74LS245 SN74LS245J SN74LS245JD SN74LS245JDS SN74LS245JS SN74LS245N SN74LS245ND SN74LS245NDS SN74LS245NS TCG74LS245 X420302450
36	74LS245DC	443-885 74LS245 74LS245DC 74LS245N 74LS245NA 74LS245PC 802-0245 8020245 AMX4470 DM74LS245N DN74LS245P EAQOO-22100 ECG74LS245 GD74LS245 HD74LS245WP HE-443-885 I61DLS2450 LS245 M74LS245P MB74LS245 MB74LS245M N74LS245F N74LS245N NTE74LS245 ON74LS245N POSN74LS245N SK74LS245 SN74LS245 SN74LS245J SN74LS245JD SN74LS245JDS SN74LS245JS SN74LS245N SN74LS245ND SN74LS245NDS SN74LS245NS TCG74LS245 X420302450
37	74LS245N	443-885 74LS245 74LS245DC 74LS245N 74LS245NA 74LS245PC 802-0245 8020245 AMX4470 DM74LS245N DN74LS245P EAQOO-22100 ECG74LS245 GD74LS245 HD74LS245WP HE-443-885 I61DLS2450 LS245 M74LS245P MB74LS245 MB74LS245M N74LS245F N74LS245N NTE74LS245 ON74LS245N POSN74LS245N SK74LS245 SN74LS245 SN74LS245J SN74LS245JD SN74LS245JDS SN74LS245JS SN74LS245N SN74LS245ND SN74LS245NDS SN74LS245NS TCG74LS245 X420302450
38	74LS245NA	443-885 74LS245 74LS245DC 74LS245N 74LS245NA 74LS245PC 802-0245 8020245 AMX4470 DM74LS245N DN74LS245P EAQOO-22100 ECG74LS245 GD74LS245 HD74LS245WP HE-443-885 I61DLS2450 LS245 M74LS245P MB74LS245 MB74LS245M N74LS245F N74LS245N NTE74LS245 ON74LS245N POSN74LS245N SK74LS245 SN74LS245 SN74LS245J SN74LS245JD SN74LS245JDS SN74LS245JS SN74LS245N SN74LS245ND SN74LS245NDS SN74LS245NS TCG74LS245 X420302450
39	74LS245PC	443-885 74LS245 74LS245DC 74LS245N 74LS245NA 74LS245PC 802-0245 8020245 AMX4470 DM74LS245N DN74LS245P EAQOO-22100 ECG74LS245 GD74LS245 HD74LS245WP HE-443-885 I61DLS2450 LS245 M74LS245P MB74LS245 MB74LS245M N74LS245F N74LS245N NTE74LS245 ON74LS245N POSN74LS245N SK74LS245 SN74LS245 SN74LS245J SN74LS245JD SN74LS245JDS SN74LS245JS SN74LS245N SN74LS245ND SN74LS245NDS SN74LS245NS TCG74LS245 X420302450
40	74LS247DC	443-711 74LS247DC 74LS247PC 74LS248DC DM74LS247N ECG74LS247 HD74LS247 HD74LS247P HE-443-711 M74LS247P MB74LS247 MB74LS247M NTE74LS247 SK74LS247 SN74LS247 SN74LS247J SN74LS247JD SN74LS247JDS SN74LS247JS SN74LS247N SN74LS247ND SN74LS247NDS SN74LS247NS SW74LS247 TCG74LS247 BLOCK-1637 74LS248PC ECG74LS248 HD74LS248 HD74LS248P M74LS248P MB74LS248 MB74LS248M NTE74LS248 SK74LS248 SN74LS248 SN74LS248J SN74LS248JD SN74LS248JDS SN74LS248JS SN74LS248N SN74LS248ND SN74LS248NDS SN74LS248NS TCG74LS248

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