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DS1338

Maxim
Part Number DS1338
Manufacturer Maxim
Description I2C RTC
Published Jul 21, 2014
Detailed Description DS1338 I2C RTC with 56-Byte NV RAM GENERAL DESCRIPTION The DS1338 serial real-time clock (RTC) is a lowpower, full bina...
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DS1338
DS1338


Overview
DS1338 I2C RTC with 56-Byte NV RAM GENERAL DESCRIPTION The DS1338 serial real-time clock (RTC) is a lowpower, full binary-coded decimal (BCD) clock/calendar plus 56 bytes of NV SRAM.
Address and data are transferred serially through an I2C interface.
The clock/calendar provides seconds, minutes, hours, day, date, month, and year information.
The end of the month date is automatically adjusted for months with fewer than 31 days, including corrections for leap year.
The clock operates in either the 24-hour or 12-hour format with AM/PM indicator.
The DS1338 has a built-in powersense circuit that detects power failures and automatically switches to the backup supply, maintaining time and date o...



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