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Name: ISL12028AIV27Z-T
Brand: Renesas Electronics America Inc
SKU: ISL12028AIV27Z-T
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Renesas Electronics America Inc ISL12028AIV27Z-T

Part No.:: ISL12028AIV27Z-T

Manufacturer:: Renesas Electronics America Inc

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

Datasheet:: ISL12028AIV27Z-T.pdf

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

In Stock:: 3266

Quantity:: Add To Cart

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ISL12028AIV27Z-T Specifications

Package/Case:
14-TSSOP (0.173, 4.40mm Width)
Packaging:
Tape & Reel (TR)
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

ISL12028AIV27Z-T this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ISL12028AIV27Z-T 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 ISL12028AIV27Z-T 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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ISL12028AIV27Z-T information

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Basic introduction and simple engineering application of ISL12028AIV27Z-T

ISL12028AIV27Z-T is a real-time clock (RTC) chip manufactured by Intersil, offering precise timekeeping capabilities for a variety of applications. It features low power consumption, high accuracy, and a wide operating temperature range, making it suitable for battery-powered and industrial environments.

Application Scenario:

In a digital alarm clock project, ISL12028AIV27Z-T can be utilized to provide accurate timekeeping functionality, ensuring the clock displays the correct time even after power cycles.

Circuit Design:

To create a digital alarm clock using ISL12028AIV27Z-T, follow these steps:

1. RTC Connection:

Connect the necessary pins of ISL12028AIV27Z-T to the microcontroller's I2C interface. Utilize pull-up resistors on the SDA and SCL lines for proper communication.

2. Display Integration:

Integrate a display module, such as an LCD or LED display, to showcase the current time and set alarm times. Utilize the microcontroller's GPIO pins to control the display elements.

3. User Input:

Implement user input mechanisms, such as buttons or a keypad, to set the alarm time and toggle alarm functionality. Connect these input devices to the microcontroller's GPIO pins.

4. Alarm Functionality:

Utilize the ISL12028AIV27Z-T's alarm output pin to trigger an interrupt on the microcontroller when the set alarm time is reached. Configure the microcontroller to respond to this interrupt by activating the alarm, such as sounding a buzzer or flashing LEDs.

5. Power Management:

Ensure efficient power management to prolong battery life in battery-powered applications. Utilize low-power modes of both the microcontroller and the ISL12028AIV27Z-T when the clock is idle.

Considerations:

When designing the alarm clock circuit, consider the following:

- Power Supply: Provide stable power to both the microcontroller and the RTC chip to ensure reliable operation.

- Time Accuracy: Regularly synchronize the ISL12028AIV27Z-T with an external time source, such as a network time protocol (NTP) server, to maintain accurate timekeeping.

- User Interface: Design an intuitive user interface for setting the alarm time and toggling alarm functionality, considering factors like button layout and display clarity.

- Alarm Output: Choose appropriate alarm output mechanisms based on the application requirements, ensuring they are noticeable and effective in alerting users.

- Backup Power: Incorporate backup power sources, such as a coin cell battery, to retain timekeeping functionality during main power interruptions.

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3. Are the ISL12028AIV27Z-T price and inventory displayed accurate?

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6. What is the process for return or replacement of ISL12028AIV27Z-T?

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 ISL12028AIV27Z-T we delivered, we will accept the replacement or return of the ISL12028AIV27Z-T 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 ISL12028AIV27Z-T.

(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