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Name: PCF2127T/2Y
Brand: NXP USA Inc.
SKU: PCF2127T/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. PCF2127T/2Y

Part No.:: PCF2127T/2Y

Manufacturer:: NXP USA Inc.

Package:: 16-SOIC (0.295, 7.50mm Width)

Datasheet:: PCF2127T/2Y.pdf

Description:: IC RTC CLK/CAL I2C/SPI 16-SOIC

In Stock:: 2228

Quantity:: Add To Cart

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PCF2127T/2Y Specifications

Package/Case:
16-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

PCF2127T/2Y this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PCF2127T/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 PCF2127T/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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PCF2127T/2Y information

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Basic introduction and simple engineering application of PCF2127T/2Y

PCF2127T/2Y is a real-time clock (RTC) module manufactured by NXP Semiconductors. It offers accurate timekeeping functionality and versatile features suitable for a wide range of applications, including consumer electronics, industrial automation, and automotive systems.

Introduction:

The PCF2127T/2Y RTC module integrates a temperature-compensated crystal oscillator (TCXO) and a backup battery input, ensuring precise timekeeping even in harsh environmental conditions or during power interruptions. It communicates with the host microcontroller via the I2C interface, simplifying integration into various projects.

Application Scenario:

In a home automation project, PCF2127T/2Y can be utilized to timestamp events, schedule tasks, and synchronize devices across the network. For example, it can control lighting systems, regulate temperature settings, and log data for energy consumption analysis.

Experiment:

To understand the functionality of PCF2127T/2Y and its integration into a simple project, follow these steps:

1. Hardware Setup:

Connect the PCF2127T/2Y RTC module to your development board or microcontroller platform using the I2C bus. Ensure proper wiring of SDA (data) and SCL (clock) lines, as well as connection to the power supply and ground.

2. Library Installation:

Download and install the appropriate RTC library for your microcontroller platform, which includes support for PCF2127T/2Y. This library will provide functions to initialize the RTC, read time registers, and set alarms.

3. Initialization:

Initialize the RTC module in your code by setting the clock frequency, configuring timekeeping parameters, and enabling the oscillator. This step ensures that the RTC starts counting time accurately.

4. Time Readout:

Read the current time from the PCF2127T/2Y RTC registers using the provided library functions. Display the time on an output device, such as an LCD screen or serial monitor, to verify proper operation.

5. Alarm Setting:

Set an alarm on the RTC module to trigger an event at a specified time. This can be used to activate a peripheral device, sound an alert, or initiate a process within your project.

6. Backup Battery Test:

Disconnect the main power source to simulate a power outage and verify that the PCF2127T/2Y RTC continues to function using the backup battery. Monitor the timekeeping accuracy during this test.

Considerations:

- Power Supply: Ensure stable power is supplied to the PCF2127T/2Y module to prevent clock drift or malfunction.

- I2C Communication: Check the I2C address and bus configuration to avoid conflicts with other devices on the same bus.

- Backup Battery: Select a suitable backup battery with sufficient capacity and ensure proper connection to maintain timekeeping during power loss.

- Temperature Compensation: Monitor the RTC performance over a range of temperatures to evaluate the effectiveness of the TCXO.

- Integration with Microcontroller: Optimize code efficiency and resource utilization when interfacing with the PCF2127T/2Y RTC to minimize processing overhead.

PCF2127T/2Y FAQ

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6. What is the process for return or replacement of PCF2127T/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 PCF2127T/2Y we delivered, we will accept the replacement or return of the PCF2127T/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 PCF2127T/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