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Name: PCF2123BS/1,518
Brand: NXP USA Inc.
SKU: PCF2123BS/1,518
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. PCF2123BS/1,518

Part No.:: PCF2123BS/1,518

Manufacturer:: NXP USA Inc.

Package:: 16-VFQFN Exposed Pad

Datasheet:: PCF2123BS/1,518.pdf

Description:: IC RTC CLK/CALENDAR SPI 16-HVQFN

In Stock:: 2385

Quantity:: Add To Cart

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PCF2123BS/1,518 Specifications

Package/Case:
16-VFQFN Exposed Pad
Packaging:
Tape & Reel (TR),Cut Tape (CT),Digi-Reel®
Series:
-
ProductStatus:
Active
Type:
Clock/Calendar
Features:
Alarm, Leap Year, Square Wave Output, Watchdog Timer
MemorySize:
-
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
SPI
Voltage-Supply:
1.6V ~ 5.5V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
0.33µA ~ 0.38µA @ 2V ~ 5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

PCF2123BS/1,518 this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including PCF2123BS/1,518 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 PCF2123BS/1,518 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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PCF2123BS/1,518 information

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Basic introduction and simple engineering application of PCF2123BS/1,518

PCF2123BS/1,518 is a real-time clock (RTC) and calendar with an integrated temperature-compensated crystal oscillator (TCXO), designed for precise timekeeping in various applications. It offers low power consumption, high accuracy, and a wide operating temperature range, making it suitable for battery-powered and industrial devices.

Application Scenario:

In a simple weather station project, PCF2123BS/1,518 can be utilized to timestamp temperature and humidity readings, enabling accurate data logging and analysis.

Circuit Design:

To integrate PCF2123BS/1,518 into a weather station project, follow these steps:

1. RTC Integration:

Connect PCF2123BS/1,518 to the microcontroller or single-board computer (SBC) using the I2C interface. Ensure proper pull-up resistors are connected to the SDA and SCL lines for communication.

2. Sensor Connection:

Connect temperature and humidity sensors, such as the DHT22 or BME280, to the microcontroller. Read sensor data periodically and use PCF2123BS/1,518 to timestamp the readings.

3. Data Logging:

Store the timestamped sensor readings in non-volatile memory, such as an SD card or external EEPROM, for later analysis and visualization.

4. Power Management:

Implement power-saving features to prolong battery life in portable weather station applications. Utilize PCF2123BS/1,518's low power modes and sleep functionality to minimize energy consumption during idle periods.

5. User Interface:

Provide a user interface, such as an LCD display or OLED screen, to present real-time weather data and timestamps to the user. Use the microcontroller's GPIO pins to interface with the display components.

Considerations:

When designing the weather station circuit, consider the following:

- Calibration: Calibrate the temperature and humidity sensors to ensure accurate readings and compensate for any drift over time.

- Data Formatting: Format the timestamped sensor data in a human-readable format, such as YYYY-MM-DD HH:MM:SS, for easy interpretation.

- Data Storage Capacity: Choose an appropriate storage medium and capacity to accommodate the expected data logging duration and frequency.

- Environmental Protection: Enclose the weather station circuitry in a weatherproof enclosure to protect it from moisture, dust, and other environmental factors.

- Real-Time Clock Accuracy: Periodically synchronize PCF2123BS/1,518 with an external time source, such as a GPS module or internet time server, to maintain accurate timekeeping.

PCF2123BS/1,518 FAQ

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3. Are the PCF2123BS/1,518 price and inventory displayed accurate?

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6. What is the process for return or replacement of PCF2123BS/1,518?

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 PCF2123BS/1,518 we delivered, we will accept the replacement or return of the PCF2123BS/1,518 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 PCF2123BS/1,518.

(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