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Name: ISL12027AIB27Z-T
Brand: Renesas Electronics America Inc
SKU: ISL12027AIB27Z-T
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Renesas Electronics America Inc ISL12027AIB27Z-T

Part No.:: ISL12027AIB27Z-T

Manufacturer:: Renesas Electronics America Inc

Package:: 8-SOIC (0.154, 3.90mm Width)

Datasheet:: ISL12027AIB27Z-T.pdf

Description:: IC RTC CLK/CALENDAR I2C 8-SOIC

In Stock:: 2675

Quantity:: Add To Cart

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ISL12027AIB27Z-T Specifications

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

ISL12027AIB27Z-T this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including ISL12027AIB27Z-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 ISL12027AIB27Z-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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ISL12027AIB27Z-T information

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Basic introduction and simple engineering application of ISL12027AIB27Z-T

ISL12027AIB27Z-T is a real-time clock (RTC) with an integrated temperature sensor, ideal for timekeeping and temperature monitoring applications in a wide range of electronic devices. It features low power consumption, high accuracy, and a compact package, making it suitable for battery-powered and space-constrained designs.

Application Scenario:

In a digital alarm clock project, ISL12027AIB27Z-T can be utilized to keep track of time and provide temperature readings. This project demonstrates how to integrate the RTC into a simple alarm clock circuit.

Circuit Design:

To build a digital alarm clock using ISL12027AIB27Z-T, follow these steps:

1. RTC Connection:

Connect the ISL12027AIB27Z-T RTC module to the microcontroller using the I2C interface. Ensure proper pull-up resistors are connected to the SCL and SDA lines for communication stability.

2. Display Interface:

Connect a digital display module, such as a 7-segment LED display or an OLED screen, to the microcontroller. Utilize GPIO pins to control the display and show the current time and temperature readings.

3. Alarm Functionality:

Implement alarm functionality by programming the microcontroller to compare the current time with the set alarm time. When the alarm condition is met, activate an alarm signal, such as a buzzer or an LED indicator.

4. User Input:

Integrate user input devices, such as buttons or a keypad, to allow users to set the alarm time and adjust clock settings. Utilize GPIO pins to read input signals and update the alarm configuration accordingly.

5. Power Management:

Ensure efficient power management by utilizing low-power modes of the microcontroller and ISL12027AIB27Z-T RTC. Implement battery backup for the RTC to maintain timekeeping functionality during power outages.

Experiment Steps:

1. Connect the ISL12027AIB27Z-T RTC module to the microcontroller according to the datasheet pinout.

2. Write firmware code to initialize the RTC and configure timekeeping parameters, such as time format (12-hour or 24-hour) and alarm settings.

3. Interface the digital display module with the microcontroller and write code to update the display with the current time and temperature readings from the RTC.

4. Implement alarm functionality in the firmware by comparing the current time with the set alarm time. Trigger an alarm signal when the conditions are met.

5. Test the alarm clock system by setting different alarm times, verifying the accuracy of timekeeping, and ensuring proper alarm activation.

Considerations:

- RTC Accuracy: Ensure the ISL12027AIB27Z-T RTC is calibrated correctly to maintain accurate timekeeping over extended periods.

- Display Compatibility: Choose a digital display module that is compatible with the microcontroller's GPIO voltage levels and communication protocol.

- Power Consumption: Optimize firmware and hardware design to minimize power consumption and prolong battery life, especially in battery-powered applications.

- User Interface: Design the user interface intuitively to provide easy navigation and configuration options for setting the alarm and adjusting clock settings.

- Alarm Signal: Select an alarm signal (e.g., buzzer, LED) that is audible or visible enough to attract the user's attention when the alarm is activated.

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6. What is the process for return or replacement of ISL12027AIB27Z-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 ISL12027AIB27Z-T we delivered, we will accept the replacement or return of the ISL12027AIB27Z-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 ISL12027AIB27Z-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