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Name: DS1501YE
Brand: Analog Devices Inc./Maxim Integrated
SKU: DS1501YE
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Analog Devices Inc./Maxim Integrated DS1501YE

Part No.:: DS1501YE

Manufacturer:: Analog Devices Inc./Maxim Integrated

Package:: 28-TSSOP (0.465, 11.80mm Width)

Datasheet:: DS1501YE.pdf

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

In Stock:: 1487

Quantity:: Add To Cart

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DS1501YE Specifications

Package/Case:
28-TSSOP (0.465, 11.80mm Width)
Packaging:
Tray,Bag
Series:
-
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Alarm, Leap Year, NVSRAM, Square Wave Output, Watchdog Timer, Y2K
MemorySize:
256B
TimeFormat:
HH:MM:SS (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
4.5V ~ 5.5V
Voltage-SupplyBattery:
2.5V ~ 3.7V
Current-Timekeeping(Max):
5mA @ 4.5V ~ 5.5V
OperatingTemperature:
0°C ~ 70°C
MountingType:
Surface Mount

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DS1501YE information

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Basic introduction and simple engineering application of DS1501YE

DS1501YE is a real-time clock (RTC) chip manufactured by Maxim Integrated, providing accurate timekeeping and calendar functions. It is commonly used in electronic devices and embedded systems that require precise timekeeping capabilities.

Introduction:

The DS1501YE RTC chip integrates a quartz crystal oscillator, a real-time clock/calendar, power-fail control circuitry, and 31 bytes of non-volatile static RAM (NV SRAM) in a single package. This compact design makes it ideal for applications where space is limited, such as consumer electronics, industrial control systems, and automotive electronics.

Application Scenario:

In a digital alarm clock project, DS1501YE can be utilized to keep track of time and trigger alarm events at specified intervals. Let's explore how to incorporate DS1501YE into a simple alarm clock circuit.

Project Design:

To create a digital alarm clock using DS1501YE, follow these steps:

1. RTC Connection:

Connect the necessary pins of DS1501YE to the microcontroller or microprocessor, ensuring proper communication and power connections. Refer to the datasheet for pinout details.

2. User Interface:

Integrate user interface components such as a display module (LCD or LED) and input buttons (for setting the time and alarm) with the microcontroller. Utilize GPIO pins to interface with these components.

3. Alarm Setting:

Implement firmware algorithms to set and manage alarm settings using the DS1501YE RTC chip. Utilize the NV SRAM to store alarm configurations even during power loss.

4. Timekeeping:

Utilize the real-time clock/calendar functionality of DS1501YE to keep track of time accurately. Implement functions to read and update the time as required by the application.

5. Alarm Triggering:

Configure the microcontroller to monitor the current time and compare it with the set alarm time. When the alarm time matches the current time, trigger the alarm signal to activate audio or visual indicators.

Experiment:

To understand the functionality of DS1501YE better, let's perform a simple experiment:

Experiment Setup:

1. Connect DS1501YE to a microcontroller development board or evaluation kit according to the datasheet specifications.

2. Write firmware code to initialize the RTC, set the current time, and configure an alarm time.

3. Connect an LED to one of the GPIO pins of the microcontroller to serve as the alarm indicator.

4. Program the microcontroller to monitor the RTC time continuously and activate the LED when the alarm time is reached.

5. Power up the circuit and observe the LED behavior as the RTC time approaches the set alarm time.

Conclusion:

In this experiment, we demonstrated the basic functionality of DS1501YE as an RTC chip and its application in a simple alarm clock project. By understanding how to interface and control the RTC chip, developers can incorporate precise timekeeping capabilities into their electronic designs effectively.

DS1501YE FAQ

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3. Are the DS1501YE price and inventory displayed accurate?

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6. What is the process for return or replacement of DS1501YE?

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 DS1501YE we delivered, we will accept the replacement or return of the DS1501YE 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 DS1501YE.

(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