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DS1390, DS1391, DS1392, DS1393, DS1394
Low-Voltage SPI/3-Wire RTCs with Trickle Charger

Low-Voltage SPI/3-Wire RTCs with Trickle Charger have the Broadest Feature Set and the Smallest Footprint in Their Class


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Status
Part Number Status
DS1390 Active: In Production. But some versions of the family are No Longer Available. See Ordering Information.
DS1391 Active: In Production. But some versions of the family are No Longer Available. See Ordering Information.
DS1392 Active: In Production. But some versions of the family are No Longer Available. See Ordering Information.
DS1393 Active: In Production.
DS1394 Active: In Production.

Data Sheet
FULL DATA SHEET (PDF, 388kB)
Download this datasheet in PDF formatDownload   Send this datasheet to any email addressE-Mail


Application Notes
  • Application Note 58: Crystal Considerations with Dallas Real-Time Clocks (RTCs) - DS1390, DS1391, DS1392, DS1393
  • Application Note 502: Interfacing SPI Real-Time Clocks (RTCs) with a Microcontroller - DS1390, DS1391
  • Application Note 504: Design Considerations for Dallas Semiconductor Real-Time Clocks - DS1390, DS1391, DS1392, DS1393
  • Application Note 505: Lithium Coin-Cell Batteries: Predicting an Application Lifetime - DS1390, DS1391, DS1392, DS1393
  • Application Note 701: Using the DS32kHz with Dallas Real-Time Clocks - DS1393, DS1390, DS1391, DS1392
  • Application Note 2361: Interfacing an SPI-Interface RTC with a PIC Microcontroller - DS1390, DS1391
  • Application Note 2833: Interfacing an SPI RTC with a Motorola DSP - DS1390, DS1391
  • Application Note 3313: Interfacing a DS1390/DS1391 RTC with a Motorola DSP with SPI - DS1390, DS1391
  • Application Note 3510: Interfacing a DS1305 RTC with an 8051-Type Microcontroller - DS1392, DS1393
  • Application Note 3816: Selecting a Backup Source for Real-Time Clocks - DS1393, DS1390, DS1391, DS1392

    Design Guides
  • Real-Time Clocks (PDF)

    Reliability Reports
  • Reliability Report: DS1390.pdf DS1391.pdf DS1392.pdf DS1393.pdf DS1394.pdf
  • Underwriters Laboratories (UL®) Recognized

    Software/Models
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    Document Ref.: 19-4898; 2009-09-02
    This page last modified: 2009-09-02


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