What is the Additional Feature ?

Name: BQ4845YS-A4
Brand: Texas Instruments
SKU: BQ4845YS-A4
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 BQ4845YS-A4

Part No.:: BQ4845YS-A4

Manufacturer:: Texas Instruments

Package:: 28-SOIC (0.295, 7.50mm Width)

Datasheet:: BQ4845YS-A4.pdf

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

In Stock:: 260

Quantity:: Add To Cart

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BQ4845YS-A4 Specifications

Package/Case:
28-SOIC (0.295, 7.50mm Width)
Packaging:
Tube,Tube
Series:
-
ProductStatus:
Obsolete
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:
2.3V ~ 4V
Current-Timekeeping(Max):
1.5mA (Typ) @ 4.5 V ~ 5.5 V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Surface Mount

BQ4845YS-A4 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including BQ4845YS-A4 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 BQ4845YS-A4 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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BQ4845YS-A4 information

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Basic introduction and simple engineering application of BQ4845YS-A4

BQ4845YS-A4 is a real-time clock (RTC) module commonly used in electronic projects for timekeeping and scheduling tasks. It provides accurate timekeeping capabilities, battery backup, and a variety of features suitable for applications requiring precise timekeeping.

Application Scenario:

In projects requiring accurate timekeeping, such as data logging systems or scheduling devices, BQ4845YS-A4 can be utilized to provide reliable time information.

Experimental Setup:

To understand the functionality of BQ4845YS-A4, follow these steps:

1. Module Connection:

Connect the BQ4845YS-A4 module to your microcontroller or development board. Ensure proper wiring, including connecting the module's power supply pins and communication interface pins, such as I2C or SPI, to the corresponding pins on your microcontroller.

2. Initialization:

Initialize the BQ4845YS-A4 module in your firmware or software by configuring its settings, including setting the current time and date, alarm settings, and other parameters as needed for your project.

3. Timekeeping:

Utilize the BQ4845YS-A4 module to keep track of time in your project. Access the current time and date from the module to timestamp data or trigger events based on specific times or intervals.

4. Alarm Functionality:

Experiment with the alarm features of BQ4845YS-A4 by setting alarms for specific times or intervals. Implement functionality in your project to respond to alarm triggers, such as activating external devices or displaying notifications.

5. Battery Backup:

Test the battery backup functionality of BQ4845YS-A4 by disconnecting the main power supply. Ensure that the module continues to keep accurate time using the backup battery and that data integrity is maintained during power interruptions.

Considerations:

When using BQ4845YS-A4 in your projects, consider the following:

- Power Supply: Ensure stable power is supplied to the module to maintain accurate timekeeping and prevent data loss.

- Communication Interface: Choose the appropriate communication interface (I2C or SPI) based on compatibility with your microcontroller and project requirements.

- Backup Battery: Select a reliable backup battery and implement proper battery management to ensure continuous operation during power outages.

- Error Handling: Implement error handling routines in your firmware to handle communication errors or other issues that may arise when interacting with the BQ4845YS-A4 module.

- Integration: Integrate the BQ4845YS-A4 module seamlessly into your project's firmware or software, ensuring compatibility and efficient utilization of its features.

BQ4845YS-A4 FAQ

1. How to order BQ4845YS-A4 on icwhale.com?

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We have a professional and experienced quality control team to strictly verify and test the BQ4845YS-A4. All suppliers must pass our qualification reviews before they can publish their products including BQ4845YS-A4 on icwhale.com; we pay more attention to the channels and quality of BQ4845YS-A4 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the BQ4845YS-A4 price and inventory displayed accurate?

The price and inventory of BQ4845YS-A4 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?

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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 BQ4845YS-A4?

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 BQ4845YS-A4 we delivered, we will accept the replacement or return of the BQ4845YS-A4 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 BQ4845YS-A4.

(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