HT1381A chip equivalent, serial timekeeper chip.
* Operating voltage: 2.0V~5.5V
* Maximum input serial clock: 500kHz at VDD=2V,
2MHz at VDD=5V
* Operating current:
–
– less .
* Microcomputer serial clock
* Clock and Calendar
General Description
The HT1380A/HT1381A is a serial timekee.
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