| 制造商 | 部件名 | 数据表 | 功能描述 |
 National Semiconductor ... | DM74LS160A |  173Kb/ 8P | Synchronous Presettable BCD Decade Counters |
| DM74LS160AM |  173Kb/ 8P | Synchronous Presettable BCD Decade Counters |
| DM74LS160AN |  173Kb/ 8P | Synchronous Presettable BCD Decade Counters |
| DM74LS161A |  210Kb/ 12P | Synchronous 4-Bit Binary Counters |
 National Semiconductor ... | DM74LS161AE |  210Kb/ 12P | Synchronous 4-Bit Binary Counters |
| DM74LS161AJ |  210Kb/ 12P | Synchronous 4-Bit Binary Counters |
| DM74LS161AM |  210Kb/ 12P | Synchronous 4-Bit Binary Counters |
 National Semiconductor ... | DM74LS161AN |  210Kb/ 12P | Synchronous 4-Bit Binary Counters |
 National Semiconductor ... | DM74LS161AW |  210Kb/ 12P | Synchronous 4-Bit Binary Counters |
 National Semiconductor ... | DM74LS162A |  173Kb/ 8P | Synchronous Presettable BCD Decade Counters |
| DM74LS162AM |  173Kb/ 8P | Synchronous Presettable BCD Decade Counters |
| DM74LS162AN |  173Kb/ 8P | Synchronous Presettable BCD Decade Counters |
| DM74LS163A |  210Kb/ 12P | Synchronous 4-Bit Binary Counters |