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Name: ISL12029IV27AZ
Brand: Renesas Electronics America Inc
SKU: ISL12029IV27AZ
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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Renesas Electronics America Inc ISL12029IV27AZ

Part No.:: ISL12029IV27AZ

Manufacturer:: Renesas Electronics America Inc

Package:: 14-TSSOP (0.173, 4.40mm Width)

Datasheet:: ISL12029IV27AZ.pdf

Description:: IC RTC CLK/CALENDAR I2C 14-TSSOP

In Stock:: 2637

Quantity:: Add To Cart

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ISL12029IV27AZ Specifications

Package/Case:
14-TSSOP (0.173, 4.40mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Alarm, Leap Year, Supervisor, Watchdog Timer
MemorySize:
-
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
I²C, 2-Wire Serial
Voltage-Supply:
2.7V ~ 5.5V
Voltage-SupplyBattery:
1.8V ~ 5.5V
Current-Timekeeping(Max):
10µA ~ 20µA @ 2.7V ~ 5.5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

ISL12029IV27AZ this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ISL12029IV27AZ 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 ISL12029IV27AZ 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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ISL12029IV27AZ information

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Basic introduction and simple engineering application of ISL12029IV27AZ

ISL12029IV27AZ is a real-time clock (RTC) chip commonly used in electronic systems to keep track of time and date with high accuracy. It features a built-in temperature-compensated crystal oscillator (TCXO) and a battery backup, ensuring reliable timekeeping even in the absence of external power.

Application Scenario:

In a simple weather station project, ISL12029IV27AZ can be utilized to timestamp weather data readings and maintain accurate time synchronization for data logging purposes.

Circuit Design:

To implement a weather station using ISL12029IV27AZ, follow these steps:

1. RTC Connection:

Connect the ISL12029IV27AZ chip to the microcontroller or single-board computer (SBC) using the I2C interface. Ensure proper pull-up resistors are connected to the SDA and SCL lines for communication stability.

2. Sensor Integration:

Connect weather sensors, such as temperature, humidity, and barometric pressure sensors, to the microcontroller or SBC. Utilize analog or digital interfaces compatible with the chosen sensors.

3. Data Logging:

Configure the microcontroller or SBC to read sensor data periodically and timestamp the readings using the ISL12029IV27AZ RTC. Store the data in non-volatile memory, such as an SD card or EEPROM, for later analysis.

4. Display and Interface:

Integrate a display module, such as an LCD or OLED screen, to present real-time weather data and the current time retrieved from the ISL12029IV27AZ RTC. Implement user interface elements, such as buttons or touchscreens, for user interaction.

5. Power Management:

Ensure a stable power supply for the ISL12029IV27AZ RTC and connected peripherals. Use a backup battery to maintain timekeeping functionality during power outages. Implement power-saving strategies to prolong battery life.

Experiment Steps:

Step 1: Connect the ISL12029IV27AZ RTC chip to the microcontroller or SBC according to the datasheet pinout.

Step 2: Interface temperature, humidity, and barometric pressure sensors with the microcontroller or SBC.

Step 3: Write firmware or software code to read sensor data and timestamp the readings using the ISL12029IV27AZ RTC.

Step 4: Implement a data logging mechanism to store the sensor readings and timestamps in non-volatile memory.

Step 5: Design a user interface to display weather data and the current time on the chosen display module.

Considerations:

- Calibration: Calibrate the weather sensors and RTC periodically to maintain accuracy.

- Data Integrity: Implement error-checking mechanisms to ensure the integrity of logged data.

- Power Efficiency: Optimize power consumption to prolong battery life and minimize environmental impact.

- User Experience: Design the user interface for intuitive interaction and clear presentation of information.

- Environmental Protection: Enclose the weather station in a weatherproof housing to protect it from the elements.

ISL12029IV27AZ FAQ

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3. Are the ISL12029IV27AZ price and inventory displayed accurate?

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6. What is the process for return or replacement of ISL12029IV27AZ?

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 ISL12029IV27AZ we delivered, we will accept the replacement or return of the ISL12029IV27AZ 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 ISL12029IV27AZ.

(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