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Name: RTC-72423A:3:ROHS
Brand: Epson
SKU: RTC-72423A:3:ROHS
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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Epson RTC-72423A:3:ROHS

Part No.:: RTC-72423A:3:ROHS

Manufacturer:: Epson

Package:: 24-SOIC (0.311, 7.90mm Width)

Datasheet:: RTC-72423A:3:ROHS.pdf

Description:: IC RTC CLK/CALENDAR PAR 24-SOP

In Stock:: 3876

Quantity:: Add To Cart

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RTC-72423A:3:ROHS Specifications

Package/Case:
24-SOIC (0.311, 7.90mm Width)
Packaging:
Tape & Reel (TR)
Series:
RTC-72423
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Leap Year
MemorySize:
-
TimeFormat:
HH:MM:SS (12/24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
Parallel
Voltage-Supply:
4.5V ~ 5.5V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
5µA ~ 10µA @ 2V ~ 5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

RTC-72423A:3:ROHS this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including RTC-72423A:3:ROHS 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 RTC-72423A:3:ROHS 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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RTC-72423A:3:ROHS information

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RTC-72423A:3:ROHS Typical application Circuitry

RTC-72423A 3 ROHS

The RTC-72423A:3:ROHS is a Real-Time Clock (RTC) integrated circuit, designed to provide precise time and date information in a wide range of applications. It adheres to the RoHS (Restriction of Hazardous Substances) directive, indicating that it is manufactured with a focus on environmental protection and sustainability. This chip is particularly suited for use in environmentally sensitive applications requiring the absence of certain hazardous materials in electronic components.

Application Scenario: Environmental Monitoring System

In the context of an environmental monitoring system, such as one used for tracking air quality or weather conditions, the RTC-72423A:3:ROHS plays a crucial role in time-stamping data recordings, ensuring accurate logging and scheduling of measurement intervals. Here's a detailed description of integrating the RTC-72423A:3:ROHS into such a system:

1. Power Supply Connection: Secure Constant Operation

- Connect the RTC-72423A:3:ROHS's VCC pin to a clean, regulated power supply, typically 3.3V or 5V, ensuring that the chip remains powered for continuous timekeeping. Use capacitors near the power supply pins to filter out noise, as environmental monitoring systems often operate in outdoor or industrial environments with potential electrical interference.

2. Serial Interface Configuration: Establish Data Communication

- If the RTC-72423A:3:ROHS supports standard serial communication interfaces like I2C or SPI, connect it to the microcontroller using these lines. For example, for I2C, connect the SDA (Serial Data) and SCL (Serial Clock) pins of the RTC to the corresponding I2C bus lines of the microcontroller. This setup facilitates the transfer of time and date information between the RTC and the microcontroller.

3. Oscillator Circuit Implementation: Ensure Accurate Timing

- Attach a 32.768 kHz quartz crystal oscillator to the designated oscillator input and output pins on the RTC-72423A:3:ROHS. The crystal's stability and accuracy are paramount, as they directly influence the timekeeping precision. Select a crystal with low temperature coefficient to minimize time drift in varying environmental conditions.

4. Backup Battery Integration: Maintain Timekeeping During Power Loss

- Connect a lithium coin cell battery to the VBAT pin of the RTC-72423A:3:ROHS. This ensures that timekeeping continues uninterrupted, even if the main power supply is temporarily lost. It's particularly crucial in environmental monitoring applications where data integrity over long periods is essential.

5. Data Logging and Timestamping: Enable Accurate Data Records

- Utilize the RTC-72423A:3:ROHS to timestamp each data record collected by the environmental monitoring system. This involves programming the microcontroller to read the current time from the RTC at each data collection point and store this information alongside the environmental data.

Design Considerations:

When designing a circuit with the RTC-72423A:3:ROHS for an environmental monitoring system, several factors must be taken into account:

- Electrical Noise: Implement noise reduction techniques on the power supply lines and around the communication interface to ensure accurate timekeeping and data transfer.

- Temperature Fluctuations: Choose components, especially the quartz crystal, that can operate accurately across the expected environmental temperature range.

- Power Efficiency: Optimize the system for low power consumption, especially if running on battery or solar power, to extend operational life.

- Backup Battery Selection: Ensure the backup battery can provide sufficient power for the expected lifetime of the system, considering the self-discharge rate and temperature effects on battery performance.

- RoHS Compliance: Verify that all components used in the circuit, not just the RTC-72423A:3:ROHS, comply with RoHS directives to maintain environmental sustainability of the system.

Incorporating the RTC-72423A:3:ROHS into an environmental monitoring system not only ensures accurate data logging and scheduling but also aligns with initiatives to reduce the environmental impact of electronic components. By addressing the key design considerations, developers can create robust, accurate, and environmentally friendly monitoring solutions.

RTC-72423A:3:ROHS FAQ

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3. Are the RTC-72423A:3:ROHS price and inventory displayed accurate?

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6. What is the process for return or replacement of RTC-72423A:3:ROHS?

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 RTC-72423A:3:ROHS we delivered, we will accept the replacement or return of the RTC-72423A:3:ROHS 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 RTC-72423A:3:ROHS.

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

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(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations