| 制造商 | 部件名 | 数据表 | 功能描述 |
 National Semiconductor ... | 54LS192DMQB |  172Kb/8P | 54LS192/DM74LS192 Up/Down Decade Counter with Separate Up/Down Clocks |
 National Semiconductor ... | 54LS192FMQB |  172Kb/ 8P | 54LS192/DM74LS192 Up/Down Decade Counter with Separate Up/Down Clocks |
| 54LS192LMQB |  172Kb/ 8P | 54LS192/DM74LS192 Up/Down Decade Counter with Separate Up/Down Clocks |
| 54LS192 |  172Kb/ 8P | 54LS192/DM74LS192 Up/Down Decade Counter with Separate Up/Down Clocks |
 National Semiconductor ... | 54LS194A |  166Kb/ 8P | 4-Bit Bidirectional Universal Shift Register |
| 54LS194ADMQB |  166Kb/ 8P | 4-Bit Bidirectional Universal Shift Register |
| 54LS194AFMQB |  166Kb/ 8P | 4-Bit Bidirectional Universal Shift Register |
| 54LS194ALMQB |  166Kb/ 8P | 4-Bit Bidirectional Universal Shift Register |
| 54LS195A |  242Kb/ 3P | UNIVERSAL 4-BIT SHIFT REGISTER |
| 54LS195ADM |  242Kb/ 3P | UNIVERSAL 4-BIT SHIFT REGISTER |
| 54LS195AFM |  242Kb/ 3P | UNIVERSAL 4-BIT SHIFT REGISTER |
 National Semiconductor ... | 54LS10 |  120Kb/ 6P | Triple 3-Input NAND Gates |
| 54LS109 |  135Kb/ 6P | Dual Positive-Edge-Triggered J-K Flip-Flops with Preset, Clear, and Complementary Outputs |
| 54LS109J |  135Kb/ 6P | Dual Positive-Edge-Triggered J-K Flip-Flops with Preset, Clear, and Complementary Outputs |
| 54LS109M |  135Kb/ 6P | Dual Positive-Edge-Triggered J-K Flip-Flops with Preset, Clear, and Complementary Outputs |
| 54LS109N |  135Kb/ 6P | Dual Positive-Edge-Triggered J-K Flip-Flops with Preset, Clear, and Complementary Outputs |