What is the Additional Feature ?

Name: DS1747-70
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1747-70
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Any Feature, including a modified Existing Feature, that is not an Existing Feature.

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Analog Devices Inc./Maxim Integrated DS1747-70

Part No.:: DS1747-70

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 32-DIP Module (0.600, 15.24mm)

Datasheet:: DS1747-70.pdf

Description:: IC RTC CLK/CALENDAR PAR 32-EDIP

In Stock:: 2458

Quantity:: Add To Cart

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DS1747-70 Specifications

Package/Case:
32-DIP Module (0.600, 15.24mm)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Leap Year, NVSRAM, Y2K
MemorySize:
512KB
TimeFormat:
HH:MM:SS (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
4.5V ~ 5.5V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
4mA @ 5V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

DS1747-70 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1747-70 price, data-sheet, in-stock availability, technical difficulties. Also. Quickly Enter the access of compare listing to find out replaceable electronic parts. If you want to retrieve comprehensive data for DS1747-70 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

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DS1747-70 information

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Basic introduction and simple engineering application of DS1747-70

DS1747-70 is a non-volatile, static RAM with a real-time clock, manufactured by Maxim Integrated. It integrates 32k bytes of SRAM and a quartz crystal for precise timekeeping. This device is commonly used in embedded systems and battery-backed applications where data integrity and timekeeping are critical.

Application Scenario:

In a simple project, DS1747-70 can be utilized to create a digital clock with battery backup, ensuring accurate timekeeping even during power outages.

Experiment Steps:

1. Circuit Connection:

Connect the DS1747-70 IC to your microcontroller or development board. Ensure proper connections for power (VCC), ground (GND), and communication lines (SCL and SDA).

2. Clock Initialization:

Using your microcontroller's I2C interface, initialize the DS1747-70 to set the current time. Send the appropriate commands to configure the clock registers with the current time and date.

3. Time Retrieval:

Read the time and date registers from the DS1747-70 using I2C communication. Parse the received data to extract the hours, minutes, seconds, and other relevant information.

4. Display Interface:

Interface a display module, such as an LCD or LED display, with your microcontroller. Use appropriate GPIO pins to send the time and date information for display.

5. Battery Backup Test:

Disconnect the main power source to simulate a power outage. Verify that the DS1747-70 continues to keep accurate time using the battery backup. Reconnect the power source and ensure that the clock synchronizes correctly.

Considerations:

- Power Supply: Ensure a stable power supply for both the microcontroller and the DS1747-70. Use voltage regulators and decoupling capacitors to minimize noise and ensure reliable operation.

- I2C Communication: Implement proper error checking and handling mechanisms in your code to ensure reliable communication with the DS1747-70.

- Battery Replacement: Periodically check the battery voltage and replace it if necessary to maintain reliable backup power for the DS1747-70.

- Display Accuracy: Calibrate the display module to ensure accurate representation of the time and date information retrieved from the DS1747-70.

- Integration with Other Functions: Explore additional functionalities such as alarm settings or temperature compensation, depending on your project requirements and the capabilities of your microcontroller.

DS1747-70 FAQ

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6. What is the process for return or replacement of DS1747-70?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the DS1747-70 we delivered, we will accept the replacement or return of the DS1747-70 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of DS1747-70.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations