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MAXIM - Dallas Semiconductor
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| Part No. |
DS1557WP-120
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| OCR Text |
...m the v cc pin to the internal backup lithium battery. rtc operation and sr am data are maintained from the battery until v cc is returned to nominal levels. the 3.3v device is fully accessible and data can be written and read only w... |
| Description |
4Meg, Nonvolatile, Y2K-Compliant Timekeeping RAM
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| File Size |
276.91K /
17 Page |
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it Online |
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Austria Mikro Systems
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| Part No. |
AS2540Q
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| OCR Text |
...-called mainpower mode and in a backup mode. during mainpower mode, a watchdog timer is running on as2540, which has to be reset via the serial interface, which is connected to the cpu through opto-couplers. during backup mode (= the main-p... |
| Description |
Remote Controlled Single-Chip-Telephone
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| File Size |
248.25K /
18 Page |
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it Online |
Download Datasheet |
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Price and Availability
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