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DS1678S+ - Analog Devices

Description: Maxim DS1678S+ Real Time Clock — Calendar, 32B RAM 8-Pin SOIC

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DS1678S+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - SO-8
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DS1678S+ - Analog Devices  - 3D model - Small Outline Packages - SO-8
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DS1678S+ Details

  • Manufacturer Part Number:

    DS1678S+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    8-SOIC_W-300_MIL

  • Package Description:

    0.208 INCH, ROHS COMPLIANT, SOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    8-SOIC_W-300_MIL

  • Country Of Origin:

    Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    2001-07-26

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Clock Frequency-Max:

    0.032 MHz

  • Information Access Method:

    SERIAL(I2C)

  • Interrupt Capability:

    Y

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    5.31 mm

  • Moisture Sensitivity Level:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    2.13 mm

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    4.5 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time-Min:

    SECONDS

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Volatile:

    NO

  • Width:

    5.285 mm

  • uPs/uCs/Peripheral ICs Type:

    TIMER, REAL TIME CLOCK

DS1678S+ Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VCC first, followed by VBAT. This ensures that the internal voltage regulator is powered up correctly and prevents any potential latch-up conditions.
  • To ensure accurate temperature measurements, it's essential to follow proper PCB layout and thermal design practices. Keep the device away from heat sources, use a solid ground plane, and minimize thermal gradients on the board. Also, calibrate the device according to the datasheet recommendations.
  • The maximum allowed voltage on the VBAT pin is 3.6V. Exceeding this voltage can cause permanent damage to the device. It's recommended to use a voltage regulator or a battery with a maximum voltage of 3.6V to ensure safe operation.
  • Yes, the DS1678S+ is designed for battery-powered devices. It has a low power consumption of 1.5μA in shutdown mode, making it suitable for battery-powered applications. However, ensure that the battery voltage is within the recommended range and that the device is properly powered down when not in use.
  • During power-down or reset, the WDT is disabled. However, it's essential to ensure that the WDT is properly reset or disabled before entering power-down mode to prevent any unexpected resets. Refer to the datasheet for specific guidelines on handling the WDT during power-down or reset.

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DS1678S+ Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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