| メーカー | 部品番号 | データシート | 部品情報 |
 National Semiconductor ... | 74F181 |  218Kb/10P | 4-Bit Arithmetic Logic Unit |
 National Semiconductor ... | 74F181PC |  218Kb/10P | 4-Bit Arithmetic Logic Unit |
 National Semiconductor ... | 74F181SC |  218Kb/10P | 4-Bit Arithmetic Logic Unit |
 National Semiconductor ... | 74F181SPC |  218Kb/10P | 4-Bit Arithmetic Logic Unit |
 National Semiconductor ... | 74F181PC |  218Kb/10P | 4-Bit Arithmetic Logic Unit |
 National Semiconductor ... | 74F181SC |  218Kb/10P | 4-Bit Arithmetic Logic Unit |
 National Semiconductor ... | 74F181SPC |  218Kb/10P | 4-Bit Arithmetic Logic Unit |
 National Semiconductor ... | 74F182 |  164Kb/8P | Carry Lookahead Generator |