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DM8556 |
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| Part Number | DM8556 |
| Manufacturer | National Semiconductor |
| Description | These circuits are synchronous edge-sensitive fully-programmable 4-bit counters The counters feature both conventional totem-pole and TRI-STATE outputs such that when the outputs are in the high imped... |
| Features |
Y Y Y Y Y
Typical clock frequency 35 MHz TRI-STATE outputs Fully independent clear Synchronous loading Cascading circuitry provided internally
Connection Diagram
Dual-In-Line Package
TL F 6588 – 1 Order Number DM7556J or DM8556N See NS Package Number J16A or N16A Function Table Control Inputs LOAD H H H H L H H CE X X X X H L L CLK X X L L OD L H L H L L H Reset H H L L L L L I OA L Z QA0 Z a Z I O Ports I OB I OC I OD L Z QD0 Z d Z QA L L QA0 QA0 A Active Outputs QB QC QD L L QD0 QD0 D u u u L L Z Z QB0 QC0 Z Z b c COUNT Z Z L L L L QB0 QC0 QB0 QC0 B C COUNT COUNT The I O pins are us... |
| Document |
 DM8556 Data Sheet
PDF 155.41KB |
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Desde 2024. D4U Semiconductor.
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