DM74LS196 и другие
| Компонент | Описание | Производитель | |
| 54LS192 | 54LS192/DM74LS192 Up/Down Decade Counter with Separate Up/Down Clocks |
National Semiconductor |
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| 54LS192DMQB | 54LS192/DM74LS192 Up/Down Decade Counter with Separate Up/Down Clocks |
National Semiconductor |
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| 54LS192FMQB | 54LS192/DM74LS192 Up/Down Decade Counter with Separate Up/Down Clocks |
National Semiconductor |
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| 54LS192LMQB | 54LS192/DM74LS192 Up/Down Decade Counter with Separate Up/Down Clocks |
National Semiconductor |
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| DM74LS190 | Synchronous 4-Bit Up/Down Counters with Mode Control |
National Semiconductor |
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| DM74LS190M | Synchronous 4-Bit Up/Down Counters with Mode Control |
National Semiconductor |
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| DM74LS190N | Synchronous 4-Bit Up/Down Counters with Mode Control |
National Semiconductor |
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| DM74LS191 | Synchronous 4-Bit Up/Down Counter with Mode Control |
Fairchild Semiconductor |
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| DM74LS191 | Synchronous 4-Bit Up/Down Counters with Mode Control |
National Semiconductor |
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| DM74LS191M | Synchronous 4-Bit Up/Down Counter with Mode Control |
Fairchild Semiconductor |
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