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DS1744-70IND+ - Analog Devices

Description: Real Time Clock (RTC) IC Clock/Calendar 32KB Parallel 28-DIP Module (0.600", 15.24mm)

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DS1744-70IND+ - Analog Devices PCB footprint - Dual-In-Line Packages - Dual-In-Line Packages - DS1744-70IND+
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DS1744-70IND+ Details

  • Manufacturer Part Number:

    DS1744-70IND+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    N/A

  • Package Description:

    ROHS COMPLIANT, EDIP-28

  • Pin Count:

    28

  • 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:

    2002-08-20

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Clock Frequency-Max:

    0.032 MHz

  • External Data Bus Width:

    8

  • Information Access Method:

    PARALLEL, DIRECT ADDRESS

  • Interrupt Capability:

    N

  • JESD-30 Code:

    R-PDIP-T28

  • JESD-609 Code:

    e3

  • Length:

    38.227 mm

  • Number of Terminals:

    28

  • 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:

    IN-LINE

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    10.668 mm

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    4.5 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    NO

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    THROUGH-HOLE

  • 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

DS1744-70IND+ Frequently Asked Questions (FAQs)

  • The recommended power-up sequence is to apply VCC first, followed by VEE, and then the clock signal. This ensures proper device operation and prevents latch-up.
  • The thermal shutdown feature is enabled by default. If the device temperature exceeds 150°C, it will shut down. To handle this, ensure proper heat sinking, reduce power consumption, or use a thermal monitoring circuit to detect and respond to thermal shutdown events.
  • The maximum clock frequency is 100 MHz. However, it's recommended to operate the device at a frequency below 50 MHz to ensure reliable operation and minimize power consumption.
  • The DS1744-70IND+ is not specifically designed or tested for radiation hardness. If you need a radiation-hardened device, consider using a different part or consulting with Analog Devices Inc. for custom solutions.
  • The DS1744-70IND+ does not have a built-in watchdog timer. However, you can implement a watchdog timer using external circuitry, such as a separate timer IC or a microcontroller, to monitor the device's operation and reset it if necessary.

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DS1744-70IND+ 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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Part Image DS1744-70+ Maxim Integrated Products

Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, PDIP28, ROHS COMPLIANT, EDIP-28

Part Image DS1744-70IND Maxim Integrated Products

Real Time Clock, Non-Volatile, 0 Timer(s), CMOS, DMA28