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Name: DS1554WP-120
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1554WP-120
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 DS1554WP-120

Part No.:: DS1554WP-120

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 34-PowerCap™ Module

Datasheet:: DS1554WP-120.pdf

Description:: IC RTC CLK/CALENDAR PAR 34-PCM

In Stock:: 3950

Quantity:: Add To Cart

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DS1554WP-120 Specifications

Package/Case:
34-PowerCap™ Module
Packaging:
Tray
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K
MemorySize:
32KB
TimeFormat:
HH:MM:SS (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
2.97V ~ 3.63V
Voltage-SupplyBattery:
3V
Current-Timekeeping(Max):
4mA @ 3.3V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Surface Mount

DS1554WP-120 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1554WP-120 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 DS1554WP-120 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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DS1554WP-120 information

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Basic introduction and simple engineering application of DS1554WP-120

DS1554WP-120 is a real-time clock (RTC) integrated circuit manufactured by Maxim Integrated. It is commonly used in electronic devices to keep track of time and date even when the main power is off. The DS1554WP-120 features a built-in temperature-compensated crystal oscillator (TCXO) for enhanced timekeeping accuracy.

Application Scenario:

In a digital alarm clock project, DS1554WP-120 can be utilized to maintain accurate timekeeping functionality, ensuring the alarm activates at the desired time regardless of power interruptions.

Circuit Design:

To create a digital alarm clock using DS1554WP-120, follow these steps:

1. RTC Connection:

Connect the DS1554WP-120 to the microcontroller or microprocessor used in the project. Ensure proper interfacing with the communication protocol supported by the DS1554WP-120, such as I2C or SPI.

2. Power Supply:

Provide a stable power supply to the DS1554WP-120 and associated components. Use voltage regulators and decoupling capacitors to minimize noise and ensure reliable operation.

3. User Interface:

Integrate user interface elements, such as an LCD display and buttons, to set the alarm time and view the current time. Utilize GPIO pins of the microcontroller to interface with these components.

4. Alarm Configuration:

Program the microcontroller to read the current time from the DS1554WP-120 and compare it with the user-defined alarm time. Activate the alarm signal when the current time matches the set alarm time.

5. Alarm Output:

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

Experiment Steps:

1. Connect the DS1554WP-120 to the microcontroller development board according to the datasheet specifications.

2. Write firmware code to initialize the RTC and set the current time.

3. Implement functionality to read the current time from the RTC and display it on an LCD screen.

4. Allow user input to set the alarm time using buttons or a keypad.

5. Continuously compare the current time with the set alarm time in the firmware code.

6. When the alarm time is reached, trigger the alarm output to activate the buzzer or speaker.

Considerations:

- Backup Power: Incorporate a backup power source, such as a coin cell battery, to maintain timekeeping functionality during power outages.

- Alarm Sound: Choose an appropriate buzzer or speaker with the desired sound characteristics for the alarm.

- User Experience: Design a user-friendly interface for setting the alarm time and interacting with the digital alarm clock.

- Power Consumption: Optimize the firmware code and hardware design to minimize power consumption for prolonged battery life.

- Testing: Thoroughly test the digital alarm clock prototype to ensure reliable operation and accurate timekeeping under various conditions.

DS1554WP-120 FAQ

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3. Are the DS1554WP-120 price and inventory displayed accurate?

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6. What is the process for return or replacement of DS1554WP-120?

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 DS1554WP-120 we delivered, we will accept the replacement or return of the DS1554WP-120 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 DS1554WP-120.

(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