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Name: PCF2127AT/2Y
Brand: NXP USA Inc.
SKU: PCF2127AT/2Y
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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NXP USA Inc. PCF2127AT/2Y

Part No.:: PCF2127AT/2Y

Manufacturer:: NXP USA Inc.

Package:: 20-SOIC (0.295, 7.50mm Width)

Datasheet:: PCF2127AT/2Y.pdf

Description:: IC RTC CLK/CAL I2C/SPI 20-SOIC

In Stock:: 3396

Quantity:: Add To Cart

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PCF2127AT/2Y Specifications

Package/Case:
20-SOIC (0.295, 7.50mm Width)
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Type:
Clock/Calendar
Features:
Alarm, Leap Year, Square Wave Output, SRAM, TCXO/Crystal, Watchdog Timer
MemorySize:
512B
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
I²C, 2-Wire Serial
Voltage-Supply:
1.8V ~ 4.2V
Voltage-SupplyBattery:
1.8V ~ 4.2V
Current-Timekeeping(Max):
1.5µA @ 3.3V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

PCF2127AT/2Y this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PCF2127AT/2Y 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 PCF2127AT/2Y 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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PCF2127AT/2Y information

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Basic introduction and simple engineering application of PCF2127AT/2Y

PCF2127AT/2Y is a highly accurate real-time clock (RTC) module commonly used in embedded systems and electronic devices for precise timekeeping and timestamping functionalities. It features low power consumption, high accuracy, and a variety of integrated features, making it suitable for a wide range of applications.

Application Scenario:

In a simple project scenario, we can utilize PCF2127AT/2Y to design a digital clock with alarm functionality. This project will help beginners understand the basic operation of the RTC module and its integration into a microcontroller-based system.

Circuit Design:

To create a digital clock using PCF2127AT/2Y, follow these steps:

1. Hardware Setup:

- Connect the PCF2127AT/2Y module to the microcontroller development board. Ensure proper wiring and connections are made, including power (VCC), ground (GND), and communication lines (I2C/SPI).

2. Initialization:

- Initialize the communication interface (I2C or SPI) between the microcontroller and PCF2127AT/2Y. Configure the necessary settings such as clock frequency and communication protocol.

3. Time Setting:

- Set the current time and date on the PCF2127AT/2Y module using the microcontroller. This can be done by sending appropriate commands and data over the communication interface.

4. Display:

- Connect an LCD or LED display to the microcontroller to visualize the current time and date obtained from the PCF2127AT/2Y module. Implement the necessary code to update the display in real-time.

5. Alarm Functionality:

- Implement alarm functionality using the PCF2127AT/2Y module. Set alarms for specific times or intervals, and configure the microcontroller to trigger external events (such as sound or light) when the alarm is activated.

Experiment Steps:

1. Connect the PCF2127AT/2Y module to the microcontroller development board according to the datasheet specifications.

2. Write initialization code to configure the communication interface and set up the PCF2127AT/2Y module.

3. Develop code to read the current time and date from the PCF2127AT/2Y module and display it on the connected LCD or LED display.

4. Implement user input functionality to set the time and date on the PCF2127AT/2Y module using the microcontroller.

5. Create code to enable alarm functionality, allowing users to set alarms and trigger external events based on the PCF2127AT/2Y module's timekeeping capabilities.

Considerations:

- Power Supply: Ensure stable power supply to both the microcontroller and PCF2127AT/2Y module to avoid any clock drift or malfunction.

- Communication Protocol: Choose the appropriate communication protocol (I2C or SPI) and configure it correctly to establish communication between the microcontroller and PCF2127AT/2Y.

- Error Handling: Implement error-checking mechanisms in the code to handle communication errors or data inconsistencies that may arise during operation.

- User Interface: Design a user-friendly interface for setting the time, date, and alarms on the digital clock, ensuring ease of use for beginners and students.

PCF2127AT/2Y FAQ

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3. Are the PCF2127AT/2Y price and inventory displayed accurate?

The price and inventory of PCF2127AT/2Y 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 PCF2127AT/2Y?

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 PCF2127AT/2Y we delivered, we will accept the replacement or return of the PCF2127AT/2Y 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 PCF2127AT/2Y.

(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