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Name: DS1284QN+T&R
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1284QN+T&R
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Analog Devices Inc./Maxim Integrated DS1284QN+T&R

Part No.:: DS1284QN+T&R

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 28-LCC (J-Lead)

Datasheet:: DS1284QN+T&R.pdf

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

In Stock:: 2794

Quantity:: Add To Cart

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DS1284QN+T&R Specifications

Package/Case:
28-LCC (J-Lead)
Packaging:
Tape & Reel (TR)
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Alarm, Leap Year, Square Wave Output, SRAM, Watchdog Timer
MemorySize:
50B
TimeFormat:
HH:MM:SS:hh (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
4.5V ~ 5.5V
Voltage-SupplyBattery:
2.4V ~ 3.5V
Current-Timekeeping(Max):
7mA @ 5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

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DS1284QN+T&R information

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Basic introduction and simple engineering application of DS1284QN+T&R

DS1284QN+T&R is a real-time clock (RTC) chip designed by Maxim Integrated, offering accurate timekeeping and calendar functionality. It operates from a voltage range of 2.7V to 5.5V, making it suitable for various electronic applications.

Introduction:

DS1284QN+T&R is a versatile RTC chip commonly used in electronic projects requiring precise timekeeping, such as data logging systems, alarm clocks, and electronic calendars. Its compact size and low power consumption make it ideal for battery-powered devices.

Application Scenario:

In this tutorial, we will demonstrate how to use DS1284QN+T&R in a simple project to create a digital clock with temperature display.

Project Overview:

The project involves interfacing DS1284QN+T&R with a microcontroller to retrieve time information and a temperature sensor to display ambient temperature alongside the clock.

Hardware Required:

- DS1284QN+T&R RTC chip

- Microcontroller (e.g., Arduino Uno)

- Temperature sensor (e.g., LM35)

- 7-segment display or LCD for clock and temperature display

- Breadboard and jumper wires

Experiment Steps:

1. Circuit Connection:

Connect DS1284QN+T&R to the microcontroller as follows:

- Connect DS1284's SDA pin to the microcontroller's SDA pin.

- Connect DS1284's SCL pin to the microcontroller's SCL pin.

- Provide power (VCC) and ground (GND) connections to DS1284QN+T&R.

- Connect the temperature sensor to the microcontroller's analog input pin.

2. Initialization:

Initialize the I2C communication between the microcontroller and DS1284QN+T&R. Set up the RTC to start counting time from a specified date and time.

3. Time Retrieval:

Read the current time from DS1284QN+T&R registers using the microcontroller. Update the clock display accordingly.

4. Temperature Reading:

Read the temperature from the temperature sensor connected to the microcontroller. Display the temperature alongside the clock on the 7-segment display or LCD.

5. Final Testing:

Test the entire circuit to ensure accurate timekeeping and temperature display. Verify that the clock updates in real-time and displays the correct temperature readings.

Conclusion:

In this project, we successfully utilized DS1284QN+T&R to create a digital clock with temperature display. This demonstrates the versatility and reliability of DS1284QN+T&R in real-world applications.

Considerations:

- Power Supply: Ensure stable power supply to DS1284QN+T&R and other components for consistent operation.

- I2C Communication: Proper initialization and communication setup are crucial for reliable data exchange between the microcontroller and DS1284QN+T&R.

- Temperature Sensor Accuracy: Choose a temperature sensor with high accuracy to ensure precise temperature readings.

- Display Interface: Select an appropriate display interface (7-segment display, LCD, etc.) based on project requirements and complexity.

- Testing and Debugging: Thoroughly test the circuit and firmware for any bugs or errors to ensure optimal performance.

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6. What is the process for return or replacement of DS1284QN+T&R?

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 DS1284QN+T&R we delivered, we will accept the replacement or return of the DS1284QN+T&R 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 DS1284QN+T&R.

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

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