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![UPD4990A UPD4990AC UPD4990AG](Maker_logo/nec.GIF)
NEC[NEC]
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Part No. |
UPD4990A UPD4990AC UPD4990AG
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OCR Text |
...e, minute, second, year, month, day, and week.
FEATURES
* * * * *
Built-in counters for time (hour, minute, and second) and date (year, month, day, and week) Leap years are adjusted automatically. Data is represented in BCD notatio... |
Description |
SERIAL I/O CALENDAR & CLOCK CMOS LSI
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File Size |
123.71K /
20 Page |
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it Online |
Download Datasheet
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![UPD4991A UPD4991ACX UPD4991AGS](Maker_logo/nec.GIF)
NEC[NEC]
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Part No. |
UPD4991A UPD4991ACX UPD4991AGS
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OCR Text |
...r, minute, second, year, month, day, and date data is stored internally. The PD4991A consumes 30 % less power than the PD4991.
FEATURES:
* Time (hour, minute, and second) and calendar (leap year, year, month, day, and date) counters * L... |
Description |
4-BIT PARALLEL I/O CALENDAR CLOCK
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File Size |
129.07K /
32 Page |
View
it Online |
Download Datasheet
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Price and Availability
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