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Name: PT7C43390LE
Brand: Diodes Incorporated
SKU: PT7C43390LE
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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Diodes Incorporated PT7C43390LE

Part No.:: PT7C43390LE

Manufacturer:: Diodes Incorporated

Package:: 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)

Datasheet:: PT7C43390LE.pdf

Description:: IC RTC CLK/CALENDAR I2C TSSOP

In Stock:: 2051

Quantity:: Add To Cart

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PT7C43390LE Specifications

Package/Case:
8-TSSOP, 8-MSOP (0.118, 3.00mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Alarm, Leap Year, Square Wave Output
MemorySize:
-
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
I²C, 2-Wire Serial
Voltage-Supply:
1.3V ~ 5.5V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
0.65µA ~ 0.7µA @ 3V ~ 5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

PT7C43390LE this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PT7C43390LE 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 PT7C43390LE 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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PT7C43390LE information

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Basic introduction and simple engineering application of PT7C43390LE

PT7C43390LE is a low-power real-time clock (RTC) chip commonly used in electronic projects requiring precise timekeeping functionality. It features a simple I2C interface, battery backup, and a wide operating voltage range, making it suitable for various applications.

Application Scenario:

In a weather station project, PT7C43390LE can be utilized to timestamp sensor data and synchronize data logging activities.

Circuit Design:

To integrate PT7C43390LE into a weather station project, follow these steps:

1. Connection Setup:

Connect PT7C43390LE to the microcontroller using the I2C interface. Typically, the SDA pin of PT7C43390LE is connected to the microcontroller's SDA pin, and the SCL pin to the microcontroller's SCL pin. Ensure proper pull-up resistors are connected to both SDA and SCL lines.

2. Battery Backup:

Provide a backup battery to ensure continuous operation of PT7C43390LE during power outages. Connect the backup battery to the VBAT pin of PT7C43390LE to maintain timekeeping functionality.

3. Initialization:

Initialize the PT7C43390LE chip in the microcontroller firmware. This involves configuring the I2C communication parameters and setting the initial time and date values.

4. Time Synchronization:

Synchronize PT7C43390LE's time with an external time source, such as a GPS module or internet time server, to ensure accurate timekeeping. Implement synchronization routines in the firmware to periodically update the RTC's time and date values.

5. Data Logging:

Utilize PT7C43390LE to timestamp sensor data collected by the weather station. Associate each data sample with the corresponding timestamp provided by the RTC to accurately track weather trends over time.

Considerations:

When incorporating PT7C43390LE into the weather station project, consider the following:

- Power Consumption: Optimize power management to minimize battery usage and extend the operating life of the weather station.

- Accuracy Requirements: Ensure that the accuracy of PT7C43390LE meets the project's requirements for timekeeping precision.

- Data Integrity: Implement error-checking mechanisms to verify the integrity of timestamped data and prevent data corruption during storage and transmission.

- User Interface: Provide a user interface, such as an LCD display or serial monitor, to display real-time clock information and weather data to the user.

- Environmental Considerations: Protect PT7C43390LE and other electronic components from environmental factors such as humidity and temperature fluctuations to ensure reliable operation in outdoor settings.

PT7C43390LE FAQ

1. How to order PT7C43390LE on icwhale.com?

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We have a professional and experienced quality control team to strictly verify and test the PT7C43390LE. All suppliers must pass our qualification reviews before they can publish their products including PT7C43390LE on icwhale.com; we pay more attention to the channels and quality of PT7C43390LE products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the PT7C43390LE price and inventory displayed accurate?

The price and inventory of PT7C43390LE 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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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 PT7C43390LE?

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 PT7C43390LE we delivered, we will accept the replacement or return of the PT7C43390LE 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 PT7C43390LE.

(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