What is the Additional Feature ?

Name: BQ3287MT-SB2
Brand: Texas Instruments
SKU: BQ3287MT-SB2
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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Texas Instruments BQ3287MT-SB2

Part No.:: BQ3287MT-SB2

Manufacturer:: Texas Instruments

Package:: 24-DIP Module (0.61, 15.49mm)

Datasheet:: BQ3287MT-SB2.pdf

Description:: IC RTC CLK/CALENDAR PAR 24-DIP

In Stock:: 3816

Quantity:: Add To Cart

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BQ3287MT-SB2 Specifications

Package/Case:
24-DIP Module (0.61, 15.49mm)
Packaging:
Tube
Series:
*
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
MemorySize:
114B
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
4.5V ~ 5.5V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
-
OperatingTemperature:
-
MountingType:
Through Hole

BQ3287MT-SB2 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including BQ3287MT-SB2 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 BQ3287MT-SB2 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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BQ3287MT-SB2 information

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Basic introduction and simple engineering application of BQ3287MT-SB2

BQ3287MT-SB2 is a real-time clock (RTC) module with integrated quartz crystal and EEPROM, commonly used in electronic devices requiring accurate timekeeping functionality. It features low power consumption and a compact form factor, making it suitable for battery-powered applications.

Application Scenario:

In a digital alarm clock project, BQ3287MT-SB2 can be utilized to keep track of time and trigger alarm events at specified times.

Circuit Design:

To create a digital alarm clock using BQ3287MT-SB2, follow these steps:

1. RTC Module Integration:

Connect BQ3287MT-SB2 to the microcontroller or single-board computer (SBC) using the Inter-Integrated Circuit (I2C) interface. Wire the SDA (serial data) and SCL (serial clock) pins of BQ3287MT-SB2 to the corresponding pins on the microcontroller or SBC.

2. Time Initialization:

Initialize the RTC module by setting the current time and date. This can be achieved through the microcontroller or SBC by sending appropriate commands and data to the BQ3287MT-SB2 module via the I2C bus.

3. Alarm Configuration:

Configure alarm settings such as the alarm time and date using the RTC module's registers. This allows BQ3287MT-SB2 to trigger an interrupt or signal when the specified alarm conditions are met.

4. User Interface:

Integrate a user interface, such as a keypad or buttons, to allow users to set the alarm time and toggle the alarm function. Use GPIO pins of the microcontroller or SBC to interface with the user input devices.

5. Alarm Activation:

Program the microcontroller or SBC to monitor the RTC module's status and respond accordingly when the alarm condition is met. This may involve activating a buzzer or triggering a visual alarm using LEDs.

Considerations:

When designing the digital alarm clock, consider the following:

- Power Supply: Ensure a stable power supply to BQ3287MT-SB2 and the microcontroller or SBC to prevent data loss or RTC malfunction.

- Interrupt Handling: Implement efficient interrupt handling routines in the firmware to respond promptly to alarm events triggered by BQ3287MT-SB2.

- User Interface Design: Design a user-friendly interface for setting and controlling the alarm features, considering factors such as button layout and feedback mechanisms.

- Alarm Accuracy: Regularly synchronize the RTC module with an external time source to maintain accurate timekeeping and ensure reliable alarm triggering.

- Backup Power: Incorporate a backup power source, such as a coin cell battery, to preserve BQ3287MT-SB2's timekeeping data during main power outages.

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6. What is the process for return or replacement of BQ3287MT-SB2?

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 BQ3287MT-SB2 we delivered, we will accept the replacement or return of the BQ3287MT-SB2 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 BQ3287MT-SB2.

(3)The PartNo is unused and only in the original unpacked packaging.

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations