SN74LS190D и другие
| Компонент | Описание | Производитель | |
| SN74LS190 | SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL |
Texas Instruments |
 |
| SN74LS190D | PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS |
Motorola, Inc |
|
| SN74LS190D | SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL |
Texas Instruments |
|
| SN74LS190N | SYNCHRONOUS UP/DOWN COUNTERS WITH DOWN/UP MODE CONTROL |
Texas Instruments |
|
| SN74LS190N | PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS |
Motorola, Inc |
|