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Name: DS1693
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1693
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 DS1693

Part No.:: DS1693

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 28-DIP Module (0.600, 15.24mm)

Datasheet:: DS1693.pdf

Description:: IC RTC CLK/CALENDAR PAR 28-EDIP

In Stock:: 3421

Quantity:: Add To Cart

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DS1693 Specifications

Package/Case:
28-DIP Module (0.600, 15.24mm)
Packaging:
Tube
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
NVSRAM
MemorySize:
114B
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
2.7V ~ 3.3V, 4.5V ~ 5.5V
Voltage-SupplyBattery:
2.5V ~ 3.7V
Current-Timekeeping(Max):
2mA @ 3V, 3mA @ 5V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Through Hole

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DS1693 information

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Basic introduction and simple engineering application of DS1693

DS1693 is a real-time clock (RTC) chip commonly used in electronic projects and embedded systems to keep track of time and date. It features low power consumption, high accuracy, and various configuration options, making it suitable for a wide range of applications.

Application Scenario:

In a digital alarm clock project, DS1693 can be utilized to provide accurate timekeeping functionality. This chip ensures that the alarm clock accurately displays the current time and triggers alarms at specified intervals.

Circuit Design:

To create a digital alarm clock using DS1693, follow these steps:

1. RTC Chip Integration:

Connect DS1693 to the microcontroller board using the I2C or SPI communication interface. Configure the necessary pins for communication, such as SDA and SCL for I2C, or MOSI, MISO, and SCK for SPI.

2. Timekeeping:

Program the microcontroller to communicate with DS1693 and read the current time and date information. Ensure that the clock is initially set to the correct time and date upon power-up or reset.

3. Alarm Functionality:

Implement alarm functionality using DS1693's alarm registers. Set the desired alarm time and configure the alarm trigger conditions, such as daily, weekly, or one-time alarms.

4. User Interface:

Integrate a user interface, such as buttons and an LCD display, to allow users to set the alarm time and view the current time. Utilize GPIO pins on the microcontroller for interfacing with the user input and display components.

5. Power Management:

Ensure proper power supply and management for DS1693 and the microcontroller board. Use voltage regulators and decoupling capacitors to provide stable voltage levels and minimize noise.

Experiment:

To experiment with DS1693's functionality, follow these steps:

1. Hardware Setup:

Connect DS1693 to an Arduino board using the I2C interface. Ensure that the necessary pull-up resistors are connected to the SDA and SCL lines.

2. Software Configuration:

Upload a sample Arduino sketch that communicates with DS1693 to read the current time and date. Display this information on a serial monitor for verification.

3. Alarm Testing:

Set an alarm using the DS1693 registers and verify that the alarm triggers at the specified time. Use serial print statements to indicate when the alarm is triggered.

4. User Interaction:

Enhance the Arduino sketch to allow user interaction for setting the alarm time. Implement functionality to adjust the time and date settings through the user interface.

5. Power Management:

Test the power consumption of the system in different operating modes, such as normal operation, sleep mode, and power-down mode. Use a multimeter to measure current consumption and optimize power management strategies.

Considerations:

When designing the alarm clock circuit, consider the following:

- Battery Backup: Provide a backup power source, such as a coin cell battery, to maintain timekeeping functionality during power outages.

- Interrupt Handling: Implement interrupt routines in the microcontroller firmware to handle alarm triggers and update the display accordingly.

- Accuracy Calibration: Calibrate the clock frequency and adjust the crystal oscillator trim registers to ensure accurate timekeeping over extended periods.

- User-Friendly Interface: Design the user interface to be intuitive and easy to use, with clear instructions for setting the alarm and adjusting time settings.

- Compliance: Ensure that the final design complies with relevant regulations and standards for electronic devices, such as EMC and safety certifications.

DS1693 FAQ

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3. Are the DS1693 price and inventory displayed accurate?

The price and inventory of DS1693 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 DS1693?

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 DS1693 we delivered, we will accept the replacement or return of the DS1693 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 DS1693.

(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