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HT1381A - Serial Timekeeper Chip

Product Overview

Holtek Semiconductor

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HT1381A Serial Timekeeper Chip by Holtek Semiconductor - Datasheet Preview — Datasheet preview – HT1381A

Datasheet Details

Part number	HT1381A
Manufacturer	Holtek Semiconductor
File Size	374.00 KB
Description	Serial Timekeeper Chip
Datasheet	HT1381A Datasheet
Note	This datasheet PDF includes multiple part numbers: HT1381A, HT1380A. Please refer to the document for exact specifications by model.
Additional preview pages of the HT1381A datasheet.

Product details

Description

The HT1380A/HT1381A is a serial timekeeper IC which provides seconds, minutes, hours, day, date, month and year information.

The number of days in each month and leap years are automatically adjusted.

Features

Operating voltage: 2.0V~5.5V.
Maximum input serial clock: 500kHz at VDD=2V, 2MHz at VDD=5V.
Operating current:.
less than 0.5μA at 2V.
less than 0.7μA at 3V.
less than 1.0μA at 5V.
TTL compatible.
VIH: 2.0V~VDD+0.3V at VDD=5V.
VIL: 0.3V~+0.8V at VDD=5V.
Two data transmission modes: single-byte, or burst mode.
Serial I/O transmission.
All.

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Published: May 11, 2018 |