What is the Additional Feature ?

Name: DS1557WP-120
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1557WP-120
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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

Cart ( )

lmages are for reference only See Product Specifications

Analog Devices Inc./Maxim Integrated DS1557WP-120

Part No.:: DS1557WP-120

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 34-PowerCap™ Module

Datasheet:: DS1557WP-120.pdf

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

In Stock:: 3098

Quantity:: Add To Cart

For more detailed including pricing and shipping

: Quick response, quick quotation

: Flash shipment, no worries after sales

: Original channel, guarantee of the authentic products

Please send RFQ , we will respond immediately.

Purchase and inquiry

DS1557WP-120 Specifications

Package/Case:
34-PowerCap™ Module
Packaging:
Tube,Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Alarm, Leap Year, NVSRAM, Watchdog Timer, Y2K
MemorySize:
512KB
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

DS1557WP-120 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including DS1557WP-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 DS1557WP-120 to optimize the supply chain (including cross references, life-cycle, parametric, counterfeit risk, obsolescence managements forecasts), please contact to our Tech-supports team.

Purchase in icwhale.com

There is no doubt that you may place an order without registering to icwhale.com.

We strongly suggest you sign in our shop before purchasing as you can track your order real-time tracking.

Means of Payment in icwhale.com

For your convenience, we support multiple payment methods in USD, including PayPal, Credit Card, wire transfer. and Alipay.

RFQ (Request for Quotations) in icwhale.com

It is recommended to acquire for quotations to get the latest prices and inventories about the parts.

Our sales will reply to your request by email within 24 hours.

Warm reminder

1. You'll receive an order information email in your email inbox. (Please remember to check the spam folder if you didn't hear from us).

2. Since inventories and prices may fluctuate to some extent, the sales manager is going to reconfirm the order and let you know if there are any updates.

Shipping & Handling

Shipping fee starts at $35, but some countries will exceed $35. For example (South Africa, Brazil, India, Pakistan, Israel, etc.)

The basic freight (for package ≤0.5kg or corresponding volume) depends on the time zone and countries.

Shipping Method

Currently, our products are shipped through DHL, FedEx, SF, UPS and China Post.

Order Tracking for International Orders

Once your order has been shipped, the tracking number will be sent to the email address registered to your account. This information can also be viewed when logged into your account in the "my account" page.

DS1557WP-120 information

Views：

Basic introduction and simple engineering application of DS1557WP-120

DS1557WP-120 is a real-time clock (RTC) module manufactured by Maxim Integrated, offering precise timekeeping and calendar functions. It integrates a temperature-compensated crystal oscillator (TCXO) and provides I2C communication for easy interfacing with microcontrollers and other devices.

Application Scenario:

In a digital alarm clock project, DS1557WP-120 can serve as the RTC module to keep track of time and trigger alarms at specific intervals.

Project Implementation:

To create a digital alarm clock using DS1557WP-120, follow these steps:

1. Hardware Setup:

Connect the DS1557WP-120 module to your microcontroller board using the I2C interface. Ensure proper wiring of SDA and SCL pins to the respective microcontroller pins.

2. Time Initialization:

Initialize the DS1557WP-120 module by setting the current time and date. Utilize the I2C communication protocol to send the necessary commands and data to configure the RTC.

3. Alarm Configuration:

Set up alarm triggers by programming the alarm registers of the DS1557WP-120 module. Define the desired alarm time and date parameters for the alarm to be activated.

4. User Interface:

Integrate a user interface, such as an LCD display or LEDs, to provide visual feedback of the current time and alarm status. Use GPIO pins of the microcontroller to control the display components.

5. Alarm Handling:

Implement firmware logic to handle alarm events triggered by the DS1557WP-120. Upon alarm activation, generate appropriate signals to trigger audible alarms or perform other desired actions.

Considerations:

When designing the digital alarm clock, consider the following aspects:

- Power Supply: Ensure stable power is supplied to both the microcontroller and the DS1557WP-120 module to maintain accurate timekeeping.

- Alarm Accuracy: Test the alarm functionality under various conditions to ensure precise triggering at the specified times.

- User Interface Design: Design a user-friendly interface to facilitate easy time setting and alarm configuration by the end-user.

- Backup Power: Incorporate a backup power source, such as a coin cell battery, to retain timekeeping data in case of main power loss.

- Firmware Optimization: Optimize firmware algorithms to minimize power consumption and maximize the efficiency of timekeeping operations.

DS1557WP-120 FAQ

1. How to order DS1557WP-120 on icwhale.com?

Currently, icwhale.com only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.

2. How does icwhale.com guarantee that DS1557WP-120 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the DS1557WP-120. All suppliers must pass our qualification reviews before they can publish their products including DS1557WP-120 on icwhale.com; we pay more attention to the channels and quality of DS1557WP-120 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the DS1557WP-120 price and inventory displayed accurate?

The price and inventory of DS1557WP-120 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.

5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.

6. What is the process for return or replacement of DS1557WP-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 DS1557WP-120 we delivered, we will accept the replacement or return of the DS1557WP-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 DS1557WP-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