What is the Additional Feature ?

Name: ISL12028IB27AZ
Brand: Renesas Electronics America Inc
SKU: ISL12028IB27AZ
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 ISL12028IB27AZ

Part No.:: ISL12028IB27AZ

Manufacturer:: Renesas Electronics America Inc

Package:: 14-SOIC (0.154, 3.90mm Width)

Datasheet:: ISL12028IB27AZ.pdf

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

In Stock:: 2068

Quantity:: Add To Cart

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ISL12028IB27AZ Specifications

Package/Case:
14-SOIC (0.154, 3.90mm 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

ISL12028IB27AZ this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ISL12028IB27AZ 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 ISL12028IB27AZ 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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ISL12028IB27AZ information

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Basic introduction and simple engineering application of ISL12028IB27AZ

ISL12028IB27AZ is a low-power, real-time clock (RTC) with an integrated crystal, offering high accuracy and reliability for timekeeping applications. It is commonly used in embedded systems where precise timekeeping is essential, such as data logging, timestamping, and scheduling tasks.

Application Scenario:

In a home automation project, ISL12028IB27AZ can be utilized to manage scheduling tasks, such as turning on/off lights or controlling temperature based on specific time intervals.

Circuit Design:

To incorporate ISL12028IB27AZ into a home automation project, follow these steps:

1. Connection to Microcontroller:

Connect the I2C interface of ISL12028IB27AZ to the corresponding pins of a microcontroller, such as an Arduino or Raspberry Pi. Ensure proper pull-up resistors are connected to the SDA and SCL lines.

2. Power Supply:

Provide a stable power supply, typically between 1.8V to 5.5V, to ISL12028IB27AZ for proper operation. Utilize voltage regulators and decoupling capacitors to minimize noise and ensure reliable performance.

3. Initial Configuration:

Program the microcontroller to initialize ISL12028IB27AZ and set the current time and date. This can be achieved by sending the appropriate commands over the I2C bus.

4. Task Scheduling:

Implement firmware algorithms on the microcontroller to schedule tasks based on the RTC's timekeeping. For example, program the system to turn on the lights at a specific time in the evening and turn them off at another predetermined time.

5. User Interface:

Integrate a user interface, such as a keypad or smartphone app, to allow users to set and modify the scheduled tasks. Utilize the microcontroller's GPIO pins to interface with the input/output devices.

Considerations:

When designing the system, consider the following:

- Backup Power: Implement a backup power source, such as a coin cell battery, to maintain the RTC's timekeeping in case of a main power failure.

- Accuracy and Calibration: Periodically calibrate the RTC to ensure accurate timekeeping, especially in environments with temperature variations.

- Task Flexibility: Design the firmware to allow for flexible task scheduling, accommodating changes in user preferences or environmental conditions.

- Security: Implement security measures, such as encryption protocols, to protect sensitive scheduling information transmitted between the user interface and the microcontroller.

- System Testing: Thoroughly test the system to verify the accuracy of task scheduling and the reliability of RTC operation under various conditions.

ISL12028IB27AZ FAQ

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3. Are the ISL12028IB27AZ price and inventory displayed accurate?

The price and inventory of ISL12028IB27AZ fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.

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6. What is the process for return or replacement of ISL12028IB27AZ?

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 ISL12028IB27AZ we delivered, we will accept the replacement or return of the ISL12028IB27AZ 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 ISL12028IB27AZ.

(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