DS4520 Series
| Mfr.Part# | Description | Manufacturer | In Stock | Operation |
| DS4520E+TRL | IC I/O EXPANDER I2C 9B 16TSSOP | 4145 |
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| DS4520E+ | IC I/O EXPANDER W/MEMORY 16TSSOP | 9332 |
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| DS4520E | IC I/O EXPANDER W/MEMORY 16TSSOP | 5375 |
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