What is the Additional Feature ?

Name: DS1642-70+
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1642-70+
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 DS1642-70+

Part No.:: DS1642-70+

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 24-DIP Module (0.600, 15.24mm)

Datasheet:: DS1642-70+.pdf

Description:: IC RTC CLK/CALENDAR PAR 24-EDIP

In Stock:: 2957

Quantity:: Add To Cart

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DS1642-70+ Specifications

Package/Case:
24-DIP Module (0.600, 15.24mm)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Leap Year, NVSRAM
MemorySize:
2KB
TimeFormat:
HH:MM:SS (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
4.5V ~ 5.5V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
3mA @ 5V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

DS1642-70+ this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1642-70+ 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 DS1642-70+ 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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DS1642-70+ information

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Basic introduction and simple engineering application of DS1642-70+

DS1642-70+ is a real-time clock (RTC) integrated circuit with non-volatile memory, commonly used in electronic projects for timekeeping and timestamping functionalities. It offers precise timekeeping accuracy and battery backup to retain time data during power loss or system shutdown.

Application Scenario:

In a home automation project, DS1642-70+ can be utilized to timestamp events, such as turning on/off lights or appliances, based on predefined schedules.

Circuit Design:

To incorporate DS1642-70+ into a home automation system, follow these steps:

1. Connection Setup:

Connect DS1642-70+ to the microcontroller or single-board computer (SBC) using the I2C or SPI interface. Ensure proper pull-up resistors are added to the communication lines for reliable data transfer.

2. Time Synchronization:

Utilize the microcontroller/SBC to synchronize the time with DS1642-70+ upon system startup or periodically to maintain accurate timekeeping. Implement algorithms to handle leap years and daylight saving time adjustments.

3. Event Logging:

Program the microcontroller/SBC to log events by interfacing with DS1642-70+. Capture timestamps for various events, such as motion detection, door/window opening, or environmental sensor readings.

4. User Interface:

Integrate a user interface, such as a touchscreen display or a web-based dashboard, to allow users to set schedules, view logged events, and adjust system settings. Use the microcontroller/SBC's GPIO pins for interface connections.

5. Power Management:

Ensure continuous power supply to DS1642-70+ using a backup battery or supercapacitor to retain time data during power outages. Implement low-power modes to optimize energy consumption and prolong battery life.

Considerations:

When designing the system, it's essential to consider:

- Battery Backup: Choose a suitable backup power source and implement proper charging and power management circuitry to ensure uninterrupted operation.

- Error Handling: Implement error-checking mechanisms to handle communication errors or data corruption between the microcontroller/SBC and DS1642-70+.

- Data Integrity: Employ checksum or CRC algorithms to verify the integrity of time data stored in DS1642-70+ and prevent data loss or corruption.

- Security: Implement encryption and authentication mechanisms to secure communication between the microcontroller/SBC and DS1642-70+, preventing unauthorized access or tampering with time data.

- Compatibility: Ensure compatibility between DS1642-70+ and the microcontroller/SBC by checking voltage levels, communication protocols, and register configurations.

DS1642-70+ FAQ

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3. Are the DS1642-70+ price and inventory displayed accurate?

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6. What is the process for return or replacement of DS1642-70+?

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 DS1642-70+ we delivered, we will accept the replacement or return of the DS1642-70+ 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 DS1642-70+.

(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