What is the Additional Feature ?

Name: DS17887-3+
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS17887-3+
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 DS17887-3+

Part No.:: DS17887-3+

Manufacturer:: Analog Devices Inc./Maxim Integrated

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

Datasheet:: DS17887-3+.pdf

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

In Stock:: 3388

Quantity:: Add To Cart

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DS17887-3+ Specifications

Package/Case:
24-DIP Module (0.600, 15.24mm)
Packaging:
Tube
Series:
-
ProductStatus:
Active
Type:
Clock/Calendar
Features:
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
MemorySize:
8KB
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
2.7V ~ 3.7V
Voltage-SupplyBattery:
2.5V ~ 3.7V
Current-Timekeeping(Max):
2mA @ 2.7V ~ 3.7V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

DS17887-3+ this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS17887-3+ 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 DS17887-3+ 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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DS17887-3+ information

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Basic introduction and simple engineering application of DS17887-3+

DS17887-3+ is a real-time clock (RTC) chip manufactured by Maxim Integrated, widely used in electronic devices to keep track of time and date even when the main power is off. It features a highly accurate oscillator and non-volatile memory for storing time and date information.

Application Scenario:

In a digital alarm clock project, DS17887-3+ can be utilized to maintain accurate timekeeping functionality, ensuring the alarm triggers at the set time reliably.

Circuit Design:

To create a digital alarm clock using DS17887-3+, follow these steps:

1. RTC Connection:

Connect the necessary pins of DS17887-3+ to the microcontroller. Pinout details can be found in the datasheet. Ensure proper power supply and decoupling capacitors for stable operation.

2. User Interface:

Integrate a user interface, such as an LCD display or OLED screen, to display the current time and set alarm time. Utilize the microcontroller's GPIO pins to control and update the display.

3. Alarm Trigger:

Program the microcontroller to periodically read the time from DS17887-3+ and compare it with the set alarm time. When the current time matches the alarm time, trigger the alarm signal.

4. Alarm Output:

Connect a buzzer or speaker to the microcontroller's GPIO pins to generate the alarm sound when triggered. Ensure the GPIO pins can provide sufficient current to drive the buzzer.

5. Power Backup:

Provide a backup power source, such as a coin cell battery, to DS17887-3+ to maintain timekeeping functionality during power outages. Implement power switching circuitry to seamlessly switch between main and backup power sources.

Considerations:

When designing the circuit, consider the following factors:

- Accuracy: Ensure DS17887-3+ provides accurate timekeeping to prevent discrepancies in alarm triggering.

- Power Consumption: Optimize the firmware and hardware design to minimize power consumption, especially when running on battery backup.

- User Interface Design: Design the user interface intuitively for easy time setting and alarm configuration.

- Alarm Volume: Choose a buzzer or speaker with appropriate volume levels to ensure the alarm is audible.

- Testing and Calibration: Test the alarm clock thoroughly under various conditions to ensure reliable operation and calibrate the timekeeping accuracy if necessary.

DS17887-3+ FAQ

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3. Are the DS17887-3+ price and inventory displayed accurate?

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6. What is the process for return or replacement of DS17887-3+?

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 DS17887-3+ we delivered, we will accept the replacement or return of the DS17887-3+ 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 DS17887-3+.

(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