HT1381 DATASHEET PDF

General Description. The HT is a serial timekeeper IC which provides seconds, minutes, hours, day, date, month and year information. HT datasheet, HT circuit, HT data sheet: HOLTEK – Serial Timekeeper Chip,alldatasheet, datasheet, Datasheet search site for Electronic. HTSOPLF from HOLTEK >> Specification: Timekeeper IC, Date Time Format (Date/Month/Year Technical Datasheet: HTSOPLF Datasheet.

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For data input, the data must be read after the rising edge of SCLK. When it is set as? Dtaasheet SCLK cycles are ignored. Taipei Office 5F, No. The input signal of SCLK is a sequence of a falling edge followed by a rising edge and it is used to synchronize the register data whether read or write. Data can be delivered 1 byte at a time or in a burst of up to 8 bytes. Holtek reserves the right to alter its products without prior notification.

Refer to the table shown below and follow the steps to write the datasheett to the chip. Both input and output datasheer starts with bit 0. Elcodis is a trademark of Elcodis Company Ltd. Then, choose either single mode or burst mode to input the data.

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Data outputs are read starting with bit 0. Only three wires are required:. Data outputs are read starting with bit 0.

Data can be de. When D5 is logic 1, it is PM, otherwise it?

HT Datasheet pdf – Serial Timekeeper Chip (8SOP) – Holtek Semiconductor

The value of the capacity depends on how accurate the crystal is. The clock halt bit hf1381 be set to logic 1 oscillator disabled. For the most up-to-date information, please visit our web site at http: Refer to the table shown below and follow the steps to write the data to the chip.

A Datadheet crystal is required to. We suggest that you can follow the table on the next page. REST remains at high level. For the most up-to-date information, please visit our web site at http: Refer to the suggestion table of page 7.

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The test mode is used by Holtek only for testing purposes. The read or write operating flowcharts are shown on the next page. The data transfer is illustrated on the next page. Data can be written into the designated register only if the Write Protect signal WP is set to logic 0.

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In order to minimize. Data contained in the clock register is daasheet binary coded decimal format. The value of the capacity depends on how accurate the crystal is.

This table illustrates the correlation between Command Byte and their bits: All other trademarks are the property of their respective owners. If used generally, unpredictable conditions may occur. Only three wires are required: The value of the capacity depends on how accurate the crystal is When this bit is written to logic 0, the clock will start.

Two data transmission modes: The number of days in each month and leap years are automatically adjusted. Stresses exceeding the range specified under?

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