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Name: DS1306E
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1306E
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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Analog Devices Inc./Maxim Integrated DS1306E

Part No.:: DS1306E

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 20-TSSOP (0.173, 4.40mm Width)

Datasheet:: DS1306E.pdf

Description:: IC RTC CLK/CALENDAR SPI 20-TSSOP

In Stock:: 3158

Quantity:: Add To Cart

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DS1306E Specifications

Package/Case:
20-TSSOP (0.173, 4.40mm Width)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Alarm, Leap Year, NVSRAM, Square Wave Output, Trickle-Charger
MemorySize:
96B
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
SPI
Voltage-Supply:
2V ~ 5.5V
Voltage-SupplyBattery:
2V ~ 5.5V
Current-Timekeeping(Max):
25.3µA ~ 81µA @ 2V ~ 5V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Surface Mount

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DS1306E information

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Basic introduction and simple engineering application of DS1306E

DS1306E is a real-time clock (RTC) module manufactured by Maxim Integrated, offering precise timekeeping functionality for various electronic applications. It integrates a clock/calendar, 56 bytes of non-volatile static RAM, and a programmable square-wave output driver, making it suitable for time-dependent tasks in embedded systems.

Application Scenario:

In a digital alarm clock project, DS1306E can be utilized to accurately keep track of time and trigger alarm events at specific intervals.

Circuit Design:

To build a digital alarm clock using DS1306E, follow these steps:

1. DS1306E Integration:

Connect DS1306E to the microcontroller or development board using I2C or SPI communication protocol. Ensure proper wiring and configure the microcontroller's communication interface to interact with DS1306E.

2. Time Setting:

Implement firmware routines to set the current time and date on DS1306E through the microcontroller. Utilize the RTC registers to update the clock/calendar values accurately.

3. Alarm Configuration:

Program alarm settings on DS1306E using the designated alarm registers. Specify the desired alarm time and date parameters for triggering alarm events.

4. Alarm Output:

Connect an output device, such as a buzzer or an LED, to the microcontroller's GPIO pins. Configure the microcontroller to monitor DS1306E's alarm flag status and activate the output device upon alarm trigger.

5. User Interface:

Integrate user interface elements, such as buttons or a graphical display, to interact with the digital alarm clock. Implement firmware routines to facilitate user input for setting alarms and adjusting clock settings.

Considerations:

When designing the digital alarm clock circuit, consider the following aspects:

- Power Supply: Ensure stable power delivery to DS1306E and the microcontroller to prevent clock drift and maintain accurate timekeeping.

- Interrupt Handling: Implement interrupt service routines (ISRs) in the microcontroller firmware to handle DS1306E's alarm triggers promptly and efficiently.

- Backup Power Source: Incorporate a backup power supply, such as a coin cell battery, to retain DS1306E's clock/calendar settings during power outages or when the main power source is disconnected.

- Clock Accuracy: Calibrate the clock frequency and adjust timing parameters in the firmware to compensate for any deviations in DS1306E's timekeeping accuracy.

- User Experience: Design an intuitive user interface and implement user-friendly features to enhance the usability of the digital alarm clock, such as snooze functionality or multiple alarm settings.

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6. What is the process for return or replacement of DS1306E?

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 DS1306E we delivered, we will accept the replacement or return of the DS1306E 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 DS1306E.

(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