What is the Additional Feature ?

Name: BQ4802YPW
Brand: Texas Instruments
SKU: BQ4802YPW
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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Texas Instruments BQ4802YPW

Part No.:: BQ4802YPW

Manufacturer:: Texas Instruments

Package:: 28-TSSOP (0.173, 4.40mm Width)

Datasheet:: BQ4802YPW.pdf

Description:: IC RTC CLK/CALENDAR PAR 28-TSSOP

In Stock:: 2390

Quantity:: Add To Cart

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BQ4802YPW this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including BQ4802YPW 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 BQ4802YPW 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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Basic introduction and simple engineering application of BQ4802YPW

BQ4802YPW is a real-time clock (RTC) IC widely used in electronic projects and embedded systems for accurate timekeeping functionalities. It offers features such as low power consumption, battery backup, and versatile interfacing options.

Application Scenario:

In a weather station project, BQ4802YPW can be utilized to timestamp the data readings of temperature, humidity, and atmospheric pressure, enabling precise data logging and analysis.

Circuit Design:

To implement a weather station using BQ4802YPW, follow these steps:

1. Sensor Integration:

Connect various sensors, such as temperature, humidity, and pressure sensors, to the microcontroller or data acquisition module. Ensure compatibility and proper interfacing mechanisms.

2. BQ4802YPW Integration:

Connect BQ4802YPW to the microcontroller or data logger module using the I2C or SPI interface. Provide backup power supply, typically a coin cell battery, to maintain timekeeping functionality during power loss.

3. Data Logging:

Implement firmware algorithms to read sensor data periodically and timestamp it using BQ4802YPW. Store the data in non-volatile memory, such as EEPROM or external storage devices, for later analysis.

4. Display and Interface:

Integrate a display module, such as an LCD or OLED screen, to present real-time weather data along with timestamps. Implement user interface elements for user interaction and configuration adjustments.

5. Connectivity:

Add communication interfaces, like Wi-Fi or Ethernet, to enable remote monitoring and data retrieval capabilities. Utilize appropriate protocols and libraries for seamless integration with IoT platforms or web applications.

Considerations:

When designing the weather station project, it's crucial to consider the following aspects:

- Power Management: Ensure efficient power management strategies to prolong battery life and maintain continuous operation, especially during power interruptions.

- Calibration and Accuracy: Calibrate the sensors and RTC module to ensure accurate data measurements and timestamping, considering environmental factors and drift over time.

- Data Security: Implement data encryption and authentication mechanisms to protect sensitive weather data from unauthorized access or tampering.

- User Experience: Design a user-friendly interface with intuitive controls and informative displays for easy operation and data interpretation by users.

- Environmental Considerations: Choose enclosure materials and design for weather resistance and durability, considering outdoor installation and exposure to various weather conditions.

BQ4802YPW information

BQ4802YPW Specifications

Package/Case:
28-TSSOP (0.173, 4.40mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Active
Type:
Clock/Calendar
Features:
Alarm, Daylight Savings, Leap Year, Supervisor, Watchdog Timer
MemorySize:
-
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
4.5V ~ 5.5V
Voltage-SupplyBattery:
2.4V ~ 4V
Current-Timekeeping(Max):
1.5mA (Typ) @ 4.5 V ~ 5.5 V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Surface Mount

BQ4802YPW FAQ

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We have a professional and experienced quality control team to strictly verify and test the BQ4802YPW. All suppliers must pass our qualification reviews before they can publish their products including BQ4802YPW on icwhale.com; we pay more attention to the channels and quality of BQ4802YPW products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the BQ4802YPW price and inventory displayed accurate?

The price and inventory of BQ4802YPW 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.

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5. How is the shipping arranged?

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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 BQ4802YPW?

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 BQ4802YPW we delivered, we will accept the replacement or return of the BQ4802YPW 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 BQ4802YPW.

(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