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HomeProductsIntegrated Circuits (ICs)Clock/Timing - Real Time ClocksDS1344D-3+T&R
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DS1344D-3+T&R - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number
DS1344D-3+T&R
Manufacturer
Maxim Integrated
Allelco Part Number
32D-DS1344D-3+T&R
ECAD Model
Parts Description
IC RTC CLK/CALENDAR SPI 14TDFN
Package
14-WFDFN Exposed Pad
Data sheet
DS1343,44.pdf
RoHs Status
ROHS3 Compliant
Our certification
In stock: 9349

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Specifications

DS1344D-3+T&R Tech Specifications
Analog Devices Inc./Maxim Integrated - DS1344D-3+T&R technical specifications, attributes, parameters and parts with similar specifications to Analog Devices Inc./Maxim Integrated - DS1344D-3+T&R

Product Attribute Attribute Value  
Manufacturer Maxim Integrated  
Voltage - Supply, Battery 1.3V ~ 5.5V  
Voltage - Supply 2.7V ~ 5.5V  
Type Clock/Calendar  
Time Format HH:MM:SS (12/24 hr)  
Supplier Device Package 14-TDFN (3x3)  
Series -  
Package / Case 14-WFDFN Exposed Pad  
Package Tape & Reel (TR)  
Product Attribute Attribute Value  
Operating Temperature -40°C ~ 85°C  
Mounting Type Surface Mount  
Memory Size 96B  
Interface SPI  
Features Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger  
Date Format YY-MM-DD-dd  
Current - Timekeeping (Max) -  
Base Product Number DS1344  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001

Parts Introduction

Manufacturer Part Number

DS1344D-3+T&R

Manufacturer

analog-devices

Introduction

The DS1344D-3+T&R is a highly integrated real-time clock (RTC) with 96 bytes of nonvolatile RAM (NVRAM) and a trickle charger for a backup battery. It features a simple SPI interface, alarm capabilities, and can maintain the time and date, including leap year, in either 12-hour or 24-hour format. This RTC module is designed to provide a reliable and accurate timekeeping solution for a wide range of applications.

Product Features and Performance

Integrated real-time clock with 96 bytes of NVRAM

Supports 12-hour and 24-hour time format

Includes alarm, leap year, and square wave output features

Built-in trickle charger for backup battery

Low power consumption in timekeeping mode

Simple SPI interface for easy integration

Operates over a wide voltage range of 2.7V to 5.5V

Product Advantages

Reliable and accurate timekeeping with integrated NVRAM

Flexible alarm and square wave output functions

Battery backup functionality with trickle charger

Low power consumption for extended battery life

Ease of integration with SPI interface

Key Reasons to Choose This Product

Comprehensive real-time clock solution with extensive features

Robust and reliable performance for critical applications

Flexibility to adapt to various system requirements

Cost-effective and easy to implement

Backed by the expertise and quality of Analog Devices

Quality and Safety Features

Industrial-grade operating temperature range of -40°C to 85°C

Rigorous quality control and testing procedures

Compliance with relevant industry standards

Compatibility

The DS1344D-3+T&R is compatible with a wide range of electronic devices and systems that require accurate timekeeping and NVRAM functionality, such as:

Industrial control systems

Embedded systems

Automotive electronics

Security and access control systems

Building automation and management systems

Application Areas

Industrial automation and control

Automotive and transportation

Building and facility management

Security and access control

Consumer electronics and appliances

Product Lifecycle

The DS1344D-3+T&R is an active product in our website's sales team's portfolio. There are no known plans for product discontinuation at this time. While there may be alternative real-time clock models available from our website's sales team or other manufacturers, it is recommended to consult with our website's sales team for the latest information on product availability and potential alternatives.

Parts with Similar Specifications

The three parts on the right have similar specifications to Analog Devices Inc./Maxim Integrated DS1344D-3+T&R

Product Attribute DS1344D-3+T&R DS1371U+T&R DS1344D-3+ DS1342U+T&R
Part Number DS1344D-3+T&R DS1371U+T&R DS1344D-3+ DS1342U+T&R
Manufacturer Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated Analog Devices Inc./Maxim Integrated
Time Format HH:MM:SS (12/24 hr) Binary HH:MM:SS (12/24 hr) HH:MM:SS (12/24 hr)
Date Format YY-MM-DD-dd Binary YY-MM-DD-dd YY-MM-DD-dd
Memory Size 96B - 96B -
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Base Product Number DS1344 DS1371 DS1344 DS1342
Type Clock/Calendar Binary Counter Clock/Calendar Clock/Calendar
Series - - - -
Package Tape & Reel (TR) Tape & Reel (TR) Tube Tape & Reel (TR)
Current - Timekeeping (Max) - 1.3µA @ 1.7V ~ 5.5V - 0.6µA ~ 0.7µA @ 3V ~ 5V
Package / Case 14-WFDFN Exposed Pad 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) 14-WFDFN Exposed Pad 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Voltage - Supply 2.7V ~ 5.5V 1.7V ~ 5.5V 2.7V ~ 5.5V 1.8V ~ 5.5V
Operating Temperature -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C -40°C ~ 85°C
Supplier Device Package 14-TDFN (3x3) 8-uMAX/uSOP 14-TDFN (3x3) 8-uMAX/uSOP
Interface SPI I²C, 2-Wire Serial SPI I²C, 2-Wire Serial
Voltage - Supply, Battery 1.3V ~ 5.5V - 1.3V ~ 5.5V -
Features Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger Alarm, Square Wave Output, Watchdog Timer Alarm, Leap Year, NVRAM, Square Wave Output, Trickle Charger Alarm, Leap Year, Square Wave Output

DS1344D-3+T&R Datasheet PDF

Download DS1344D-3+T&R pdf datasheets and Analog Devices Inc./Maxim Integrated documentation for DS1344D-3+T&R - Analog Devices Inc./Maxim Integrated.

Datasheets
DS1343,44.pdf
Environmental Information
Maxim Integrated RoHS Cert.pdf Material Declaration DS1344D-3+T&R.pdf
Application Notes
Oscillator Design Considerations for Low-Current A.pdf Selecting a Backup Source for Real-Time Clocks.pdf State Machine Logic in Binary-Coded Decimal (BCD)-.pdf Estimating Super Capacitor Backup Time on Trickle-.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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DS1344D-3+T&R Image

DS1344D-3+T&R

Analog Devices Inc./Maxim Integrated
32D-DS1344D-3+T&R

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