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HomeProductsIntegrated Circuits (ICs)Clock/Timing - Real Time ClocksDS1744W-120IND+
DS1744W-120IND+ Image
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See specifications for product details.

DS1744W-120IND+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number
DS1744W-120IND+
Manufacturer
Maxim Integrated
Allelco Part Number
32D-DS1744W-120IND+
ECAD Model
Parts Description
IC RTC CLK/CALENDAR PAR 28EDIP
Detailed Description
Package
28-DIP Module (0.600', 15.24mm)
Data sheet
DS1744(P).pdf
RoHs Status
ROHS3 Compliant
In stock: 1206

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Quantity

Specifications

DS1744W-120IND+ Tech Specifications
Analog Devices Inc./Maxim Integrated - DS1744W-120IND+ technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc./Maxim Integrated - DS1744W-120IND+

Product Attribute Attribute Value  
Manufacturer Maxim Integrated  
Voltage - Supply, Battery -  
Voltage - Supply 2.97V ~ 3.63V  
Type Clock/Calendar  
Time Format HH:MM:SS (24 hr)  
Supplier Device Package 28-EDIP  
Series -  
Package / Case 28-DIP Module (0.600', 15.24mm)  
Package Tube  
Product Attribute Attribute Value  
Operating Temperature -40°C ~ 85°C  
Mounting Type Through Hole  
Memory Size 32KB  
Interface Parallel  
Features Leap Year, NVSRAM, Y2K  
Date Format YY-MM-DD-dd  
Current - Timekeeping (Max) 2mA @ 3.3V  
Base Product Number DS1744  

Parts Introduction

Manufacturer Part Number

DS1744W-120IND+

Manufacturer

Analog Devices

Introduction

Real Time Clock with Embedded NVSRAM

Product Features and Performance

Clock/Calendar with Leap Year Handling

32KB Non-Volatile SRAM

Accurate Timekeeping with HH:MM:SS Format

YY-MM-DD-dd Date Format

Robust Parallel Interface

Operating Voltage Range 2.97V ~ 3.63V

Product Advantages

Maintains Accuracy in the Event of Power Failure

Y2K Compliance Ensures Continuity into the 21st Century

Integrated NVSRAM for Additional Data Storage

Industrial Temperature Range Support

Key Technical Parameters

Memory Size: 32KB

Time Format: 24 Hour

Interface: Parallel

Voltage Supply Range: 2.97V ~ 3.63V

Timekeeping Current: 2mA @ 3.3V

Operating Temperature: -40°C ~ 85°C

Quality and Safety Features

Robust Operating Temperature Ranges for Industrial Use

Through Hole Mounting for Secure PCB Placement

Dependable Timekeeping even in Harsh Environments

Compatibility

Parallel Interface Support for Broad Microcontroller Connectivity

28-DIP Module for Standard Through Hole Mounting

Application Areas

Embedded Systems

Industrial Timing Applications

Time-Sensitive Networking Equipment

Data Logging and Retention Systems

Product Lifecycle

Product Status: Active

Not Nearing Discontinuation

Replacements and Upgrades should be Sourced from Analog Devices Product Range

Several Key Reasons to Choose This Product

Stable Timekeeping in Industrial Environments

High Reliability with Non-Volatile Memory

Low Power Consumption Maximizing Battery Life

Ease of Integration into Existing Systems

Diverse Applicability Across Various Industries

Long-Term Product Support by Analog Devices

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc./Maxim Integrated DS1744W-120IND+

Product Attribute DS1744W-120IND+ DS1746W-120IND+ DS1744W-120IND DS1744-70IND
Part Number DS1744W-120IND+ DS1746W-120IND+ DS1744W-120IND DS1744-70IND
Manufacturer Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated
Features Leap Year, NVSRAM, Y2K Leap Year, NVSRAM, Y2K Leap Year, NVSRAM, Y2K Leap Year, NVSRAM, Y2K
Type Clock/Calendar Clock/Calendar Clock/Calendar Clock/Calendar
Package / Case 28-DIP Module (0.600', 15.24mm) 32-DIP Module (0.600', 15.24mm) 28-DIP Module (0.600', 15.24mm) 28-DIP Module (0.600", 15.24mm)
Voltage - Supply, Battery - - - -
Date Format YY-MM-DD-dd YY-MM-DD-dd YY-MM-DD-dd YY-MM-DD-dd
Interface Parallel Parallel Parallel Parallel
Base Product Number DS1744 DS1746 DS1744 DS1744
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Package Tube Tube Tube Tube
Mounting Type Through Hole Through Hole Through Hole Through Hole
Supplier Device Package 28-EDIP 32-EDIP 28-EDIP 28-EDIP
Voltage - Supply 2.97V ~ 3.63V 2.97V ~ 3.63V 2.97V ~ 3.63V 4.5V ~ 5.5V
Memory Size 32KB 128KB 32KB 32KB
Current - Timekeeping (Max) 2mA @ 3.3V 2mA @ 3.3V 2mA @ 3.3V 4mA @ 5V
Series - - - -
Time Format HH:MM:SS (24 hr) HH:MM:SS (24 hr) HH:MM:SS (24 hr) HH:MM:SS (24 hr)

DS1744W-120IND+ Datasheet PDF

Download DS1744W-120IND+ pdf datasheets and Analog Devices Inc./Maxim Integrated documentation for DS1744W-120IND+ - Analog Devices Inc./Maxim Integrated.

Datasheets
DS1744(P).pdf
Environmental Information
Maxim Integrated REACH.pdf Maxim Integrated RoHS Cert.pdf
Application Notes
State Machine Logic in Binary-Coded Decimal (BCD)-.pdf Lithium Battery Content in Maxim Products.pdf PowerCap Package Allows for Density Upgrades, Surf.pdf Using a Nonvolatile Timekeeping RAM with a Microco.pdf
Other Related Documents
Tips for Writing Bulletproof Real-Time Clock Contr.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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DS1744W-120IND+ Image

DS1744W-120IND+

Analog Devices Inc./Maxim Integrated
32D-DS1744W-120IND+

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