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  • DS1744-70+

DS1744-70+

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Manufacturer No:

DS1744-70+

Manufacturer:

Maxim Integrated

HK JDW NO:

503-DS1744-70+

Package:

28-DIP Module (0.600, 15.24mm)

Datasheet:

DS1744-70+

Description:

28 Terminations5V 28 Pin DS1744 Real Time ClocksTimer or RTC SubcategoryLeap Year, NVSRAM, Y2K 0.032MHz

Quantity:

In Stock : 999

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Product Details

Purchasing and Inquiry

DS1744-70+ Overview


Real time clocks is embedded in the 28-DIP Module (0.600, 15.24mm) package.A Tube package is used to package time clock.Electrical RTCs such as this have a 4.5V~5.5V supply.This electrical real time clock is type Clock/Calendar.Through Hole is the way this real time clock (RTC) is mounted.There should be a temperature of 0°C~70°C during the operation.During operation, the value of Leap Year, NVSRAM, Y2K can be ensured.Transmitter lines with 28 terminations exhibit the characteristic impedance of the terminating RTC module.In the case of this RTC real time clock, there is 5V voltage supplied to it.There are 28 pins on it.As a member of the DS1744 family, RTCs belongs to them.Timer or RTC includes this part.RTC times embed a memory of 32KB for storing programs and data.Real time clocks' output frequency should not exceed 0.032MHz.A power supply of 5V is used to power it.28 pins are present on it.

DS1744-70+ Features


28-DIP Module (0.600, 15.24mm) package
28 terminations
28 pin count
5V power supplies

DS1744-70+ Applications


There are a lot of Maxim Integrated DS1744-70+ Real Time Clocks applications.

  • GPS/Telematics Devices
  • Health Care
  • Digital voice recorders
  • Electronic metering
  • Network powered devices
  • Point-of-Sale Equipment
  • GPS
  • Portable instruments
  • Network Appliance
  • Printers and copiers
1. Purchase

You can send an inquiry by email, or add the item to the RFQ list and submit it to us.
Tell us the model and quantity you need, our sales staff will reply the price in time.
EmailEmail for receiving inquiries: jindawei@hkjdwchip.com

2. Means of Payment

For your convenience, we accept multiple payment methods in USD, including PayPal, Credit Card, and wire transfer.

3. RFQ (Request for Quotations)

It is recommended to request for quotations to get the latest prices and inventories about the part.
Our sales will reply to your request by email within 24 hours.

IMPORTANT NOTICE

1. You'll receive an order information email in your inbox. (Please remember to check the spam folder if you didn't hear from us).
2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.

4. Shipping Cost

Shipping starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.)
The basic freight (for package ≤0.5kg or corresponding volume) depends on the time zone and country.

Shipping Method

Currently, our products are shipped through DHL, FedEx, SF, and UPS.

Delivery Time

Once the goods are shipped, estimated delivery time depends on the shipping methods you chose:
FedEx International, 5-7 business days.
The following are some common countries' logistic time.

Purchasing and Inquiry

Payment Method

The fee is charged according to the rule of PayPal.
East West Bank charge US$30.00 banking fee.
The fee is charged according to the rule of PayPal.
Western Union charge US$0.00 banking fee.

Shipping

DHL(www.dhl.com)
From $40.00 basic shipping fee depend on zone and country.
UPS(www.ups.com)
From $40.00 basic shipping fee depend on zone and country.
FedEx(www.fedex.com)
From $40.00 basic shipping fee depend on zone and country.
Registered Mail(www.singpost.com)
From $10.00 basic shipping fee depend on different zone and country.

Package

Product
Step1Product
Casing drivepipe
Step2Casing drivepipe
Anti-static bag
Step3Anti-static bag
Packaging boxes
Step4Packaging boxes
Bar-code shipping tag
Step5Bar-code shipping tag

DS1744-70+

technical specifications, attributes, parameters and parts with similar specifications to DS1744-70+.

  • Type
    Parameter
    Select All
  • Reach Compliance Code

    not_compliant

  • Time@Peak Reflow Temperature-Max (s)

    NOT SPECIFIED

  • Base Part Number

    DS1744

  • Pin Count

    28

  • Qualification Status

    Not Qualified

  • Power Supplies

    5V

  • Interface

    Parallel

  • Memory Size

    32KB

  • Clock Frequency

    0.032MHz

  • External Data Bus Width

    8

  • Time Format

    HH:MM:SS (24 hr)

  • Date Format

    YY-MM-DD-dd

  • Current - Timekeeping (Max)

    4mA @ 5V

  • Time-Min

    SECONDS

  • Interrupt Capability

    N

  • Volatile

    NO

  • Height Seated (Max)

    10.668mm

  • Length

    38.227mm

  • Width

    15.24mm

  • RoHS Status

    ROHS3 Compliant

  • Lead Free

    Lead Free

  • Factory Lead Time

    6 Weeks

  • Mounting Type

    Through Hole

  • Package / Case

    28-DIP Module (0.600, 15.24mm)

  • Surface Mount

    NO

  • Number of Pins

    28

  • Operating Temperature

    0°C~70°C

  • Packaging

    Tube

  • Published

    2005

  • JESD-609 Code

    e3

  • Feature

    Leap Year, NVSRAM, Y2K

  • Pbfree Code

    yes

  • Part Status

    Active

  • Moisture Sensitivity Level (MSL)

    1 (Unlimited)

  • Number of Terminations

    28

  • ECCN Code

    EAR99

  • Type

    Clock/Calendar

  • Terminal Finish

    Matte Tin (Sn)

  • HTS Code

    8473.30.11.80

  • Subcategory

    Timer or RTC

  • Technology

    CMOS

  • Voltage - Supply

    4.5V~5.5V

  • Terminal Position

    DUAL

  • Peak Reflow Temperature (Cel)

    260

  • Supply Voltage

    5V

  • Terminal Pitch

    2.54mm

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United Kingdom/GBP Summary
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Orders are typically delivered to United Kingdom within 48 hours depending on location.

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Free delivery to United Kingdom on orders of £33 or more. A delivery charge of £12 will be billed on all orders less than £33.

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