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Name: RTC-4543SA:B3 ROHS
Brand: Epson
SKU: RTC-4543SA:B3 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-4543SA:B3 ROHS

Part No.:: RTC-4543SA:B3 ROHS

Manufacturer:: Epson

Package:: 14-SOIC (0.197, 5.00mm Width)

Datasheet:: RTC-4543SA:B3 ROHS.pdf

Description:: IC RTC CALENDAR 3-WIRE SER 14SOP

In Stock:: 2741

Quantity:: Add To Cart

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RTC-4543SA:B3 ROHS Specifications

Package/Case:
14-SOIC (0.197, 5.00mm Width)
Packaging:
Tape & Reel (TR)
Series:
RTC-4543SA
ProductStatus:
Obsolete
Type:
Clock/Calendar
Features:
Leap Year
MemorySize:
-
TimeFormat:
HH:MM:SS (24 hr)
DateFormat:
YY-MM-DD-dd
Interface:
3-Wire Serial
Voltage-Supply:
2.5V ~ 5.5V
Voltage-SupplyBattery:
-
Current-Timekeeping(Max):
1µA ~ 3µA @ 2V ~ 5V
OperatingTemperature:
-40°C ~ 85°C
MountingType:
Surface Mount

RTC-4543SA:B3 ROHS this integrated circuit is available in factory sealed anti static packs. at icwhale.com. Please read product page below detail information. including RTC-4543SA:B3 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-4543SA:B3 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-4543SA:B3 ROHS information

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RTC-4543SA:B3 ROHS Typical application Circuitry

RTC-4543SA B3 ROHS

The RTC-4543SA:B3 ROHS is a versatile integrated circuit (IC) primarily designed as a Real-Time Clock (RTC) and calendar module with additional features. It is commonly used in applications that require accurate timekeeping and date tracking. The RTC-4543SA:B3 ROHS chip has various parameters and characteristics that make it suitable for different scenarios.

Key Parameters and Characteristics:

1. Real-Time Clock: Provides accurate timekeeping with hours, minutes, seconds, and AM/PM indicators.

2. Calendar Function: Tracks date with day, month, and year information.

3. Alarms: Supports multiple programmable alarms.

4. I2C Interface: Uses the I2C protocol to communicate with a microcontroller or other devices.

5. Battery Backup: Includes a built-in battery backup system to maintain time and date in case of power loss.

6. Low Power Consumption: Designed for energy efficiency to prolong battery life.

7. 24-Hour Format: Time can be displayed in either 12-hour or 24-hour format.

8. Square Wave Output: Capable of producing a square wave signal at a frequency that can be adjusted.

Let's now examine an application scenario in which we wish to integrate the RTC-4543SA:B3 ROHS chip into the circuit of a digital alarm clock:

Circuit Description:

In this application, we'll create a digital alarm clock using the RTC-4543SA:B3 ROHS chip. The clock will display the time in a 12-hour format and have two programmable alarms. Here's a detailed connection and circuit description:

1. Power Supply: Connect VCC (Pin 8) to a +3.3V or +5V power source and GND (Pin 1) to ground.

2. I2C Interface:

- Connect SDA (Pin 6) to the microcontroller's SDA line.

- Connect SCL (Pin 7) to the microcontroller's SCL line.

- Optionally, add pull-up resistors (typically 4.7kΩ) to SDA and SCL lines for stable I2C communication.

3. Display Module: Interface an LED or 7-segment display to the RTC for time and alarm display. Connect the display's data lines to the appropriate microcontroller pins.

4. Alarm Setup:

- Configure the RTC's alarm registers to set the desired alarm times (e.g., Alarm 1 at 7:00 AM and Alarm 2 at 8:30 AM).

- Connect an output pin of the RTC (e.g., Alarm 1 Output - Pin 3) to an input pin on the microcontroller to trigger actions when alarms go off.

5. Battery Backup:

- Connect a coin cell battery to the RTC's battery backup pins (VBAT - Pin 2) to ensure timekeeping during power outages.

6. Control and Configuration:

- Connect the necessary control pins (e.g., CE - Pin 5) to the microcontroller for enabling/disabling the RTC and other configuration tasks.

When designing the circuit, consider the following key points:

- Ensure proper voltage levels for VCC and GND to power the RTC.

- Implement correct I2C communication protocols and addresses between the RTC and the microcontroller.

- Set up an appropriate display module to show the time and alarm information clearly.

- Program the microcontroller to handle alarm triggers and display updates.

RTC-4543SA:B3 ROHS FAQ

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3. Are the RTC-4543SA:B3 ROHS price and inventory displayed accurate?

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6. What is the process for return or replacement of RTC-4543SA:B3 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-4543SA:B3 ROHS we delivered, we will accept the replacement or return of the RTC-4543SA:B3 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-4543SA:B3 ROHS.

(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