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DS1556W-120IND+ - Analog Devices

Description: Real Time Clock (RTC) IC Clock/Calendar 128KB Parallel 32-DIP Module (0.600", 15.24mm) -40°C ~ 85°C,Through Hole 4mA @ 3.3V

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DS1556W-120IND+ - Analog Devices PCB footprint - Other - Other - MDF32+1_2026
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DS1556W-120IND+ - Analog Devices  - 3D model - Other - MDF32+1_2026
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DS1556W-120IND+ Details

  • Manufacturer Part Number:

    DS1556W-120IND+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    N/A

  • Package Description:

    ROHS COMPLIANT, EDIP MODULE-32

  • Pin Count:

    32

  • Manufacturer Package Code:

    N/A

  • 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:

    2001-02-21

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Clock Frequency-Max:

    0.032 MHz

  • External Data Bus Width:

    8

  • Information Access Method:

    PARALLEL, DIRECT ADDRESS

  • Interrupt Capability:

    Y

  • JESD-30 Code:

    R-PDIP-P32

  • JESD-609 Code:

    e3

  • Length:

    43.053 mm

  • Number of Terminals:

    32

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    DIP

  • Package Equivalence Code:

    DIP32,.6

  • Package Shape:

    RECTANGULAR

  • Package Style:

    MICROELECTRONIC ASSEMBLY

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    10.922 mm

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    PIN/PEG

  • Terminal Pitch:

    2.54 mm

  • Terminal Position:

    DUAL

  • Time-Min:

    SECONDS

  • Volatile:

    NO

  • Width:

    15.24 mm

  • uPs/uCs/Peripheral ICs Type:

    TIMER, REAL TIME CLOCK

DS1556W-120IND+ Frequently Asked Questions (FAQs)

  • A good PCB layout for the DS1556W-120IND+ involves keeping the input and output traces short and separate, using a solid ground plane, and placing decoupling capacitors close to the device. A 4-layer PCB with a dedicated power plane and a solid ground plane is recommended.
  • To ensure accurate temperature measurement, calibrate the device, use a high-accuracy voltage reference, and minimize thermal gradients on the PCB. Also, consider using a thermocouple or other temperature sensor with a high accuracy rating.
  • The maximum allowed voltage on the VCC pin of the DS1556W-120IND+ is 5.5V. Exceeding this voltage can cause permanent damage to the device.
  • Yes, the DS1556W-120IND+ is designed to operate in high-vibration environments. However, it's essential to ensure the device is properly mounted and secured to the PCB to prevent mechanical stress and damage.
  • To troubleshoot issues with the DS1556W-120IND+, start by checking the power supply voltage, ensuring proper PCB layout and decoupling, and verifying the input and output signals. Use an oscilloscope to analyze the signals and check for noise or distortion.

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DS1556W-120IND+ 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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